# Build-your-own-x 🤓 | Build your own (insert technology here) | Massive Content **URL:** \ **Category:** Tutorials & Methods\ **Tags:** learning, programming, technology\ **Created:** [May 29, 2020, 8:31am UTC](https://onehack.st/t/build-your-own-x-build-your-own-insert-technology-here-massive-content/88868 "2020-05-29T08:31:27Z")\ **Posts on this page:** 11\ **Page:** 1
**Author:** ![Hyperdemongod](https://onehack.st/user_avatar/onehack.st/hyperdemongod/32/26170_2.png) [@Hyperdemongod](https://onehack.st/u/Hyperdemongod)\ **Post date:** [May 29, 2020, 8:31am UTC](https://onehack.st/t/build-your-own-x-build-your-own-insert-technology-here-massive-content/88868/1 "2020-05-29T08:31:27Z")
# [![Build your own X](https://github.com/danistefanovic/build-your-own-x/raw/master/feynman.png)](https://github.com/danistefanovic/build-your-own-x/blob/master/feynman.png) ## Table of contents - [3D Renderer](https://github.com/danistefanovic/build-your-own-x/blob/master/README.md#build-your-own-3d-renderer) - [Augmented Reality](https://github.com/danistefanovic/build-your-own-x/blob/master/README.md#build-your-own-augmented-reality) - [BitTorrent Client](https://github.com/danistefanovic/build-your-own-x/blob/master/README.md#build-your-own-bittorrent-client) - [Blockchain / Cryptocurrency](https://github.com/danistefanovic/build-your-own-x/blob/master/README.md#build-your-own-blockchain--cryptocurrency) - [Bot](https://github.com/danistefanovic/build-your-own-x/blob/master/README.md#build-your-own-bot) - [Command-Line Tool](https://github.com/danistefanovic/build-your-own-x/blob/master/README.md#build-your-own-command-line-tool) - [Database](https://github.com/danistefanovic/build-your-own-x/blob/master/README.md#build-your-own-database) - [Docker](https://github.com/danistefanovic/build-your-own-x/blob/master/README.md#build-your-own-docker) - [Emulator / Virtual Machine](https://github.com/danistefanovic/build-your-own-x/blob/master/README.md#build-your-own-emulator--virtual-machine) - [Front-end Framework / Library](https://github.com/danistefanovic/build-your-own-x/blob/master/README.md#build-your-own-front-end-framework--library) - [Game](https://github.com/danistefanovic/build-your-own-x/blob/master/README.md#build-your-own-game) - [Git](https://github.com/danistefanovic/build-your-own-x/blob/master/README.md#build-your-own-git) - [Network Stack](https://github.com/danistefanovic/build-your-own-x/blob/master/README.md#build-your-own-network-stack) - [Neural Network](https://github.com/danistefanovic/build-your-own-x/blob/master/README.md#build-your-own-neural-network) - [Operating System](https://github.com/danistefanovic/build-your-own-x/blob/master/README.md#build-your-own-operating-system) - [Physics Engine](https://github.com/danistefanovic/build-your-own-x/blob/master/README.md#build-your-own-physics-engine) - [Programming Language](https://github.com/danistefanovic/build-your-own-x/blob/master/README.md#build-your-own-programming-language) - [Regex Engine](https://github.com/danistefanovic/build-your-own-x/blob/master/README.md#build-your-own-regex-engine) - [Search Engine](https://github.com/danistefanovic/build-your-own-x/blob/master/README.md#build-your-own-search-engine) - [Shell](https://github.com/danistefanovic/build-your-own-x/blob/master/README.md#build-your-own-shell) - [Template Engine](https://github.com/danistefanovic/build-your-own-x/blob/master/README.md#build-your-own-template-engine) - [Text Editor](https://github.com/danistefanovic/build-your-own-x/blob/master/README.md#build-your-own-text-editor) - [Visual Recognition System](https://github.com/danistefanovic/build-your-own-x/blob/master/README.md#build-your-own-visual-recognition-system) - [Voxel Engine](https://github.com/danistefanovic/build-your-own-x/blob/master/README.md#build-your-own-voxel-engine) - [Web Search Engine](https://github.com/danistefanovic/build-your-own-x/blob/master/README.md#build-your-own-web-search-engine) - [Web Server](https://github.com/danistefanovic/build-your-own-x/blob/master/README.md#build-your-own-web-server) - [Uncategorized](https://github.com/danistefanovic/build-your-own-x/blob/master/README.md#uncategorized) ## Tutorials #### Build your own `3D Renderer` - [**C++** : _Introduction to Ray Tracing: a Simple Method for Creating 3D Images_](https://www.scratchapixel.com/lessons/3d-basic-rendering/introduction-to-ray-tracing/how-does-it-work) - [**C++** : _How OpenGL works: software rendering in 500 lines of code_](https://github.com/ssloy/tinyrenderer/wiki) - [**C++** : _Raycasting engine of Wolfenstein 3D_](http://lodev.org/cgtutor/raycasting.html) - [**C++** : _Physically Based Rendering:From Theory To Implementation_](http://www.pbr-book.org/) - [**C++** : _Rasterization: a Practical Implementation_](https://www.scratchapixel.com/lessons/3d-basic-rendering/rasterization-practical-implementation/overview-rasterization-algorithm) - [**C# / TypeScript / JavaScript** : _Learning how to write a 3D soft engine from scratch in C#, TypeScript or JavaScript_](https://www.davrous.com/2013/06/13/tutorial-series-learning-how-to-write-a-3d-soft-engine-from-scratch-in-c-typescript-or-javascript/) - [**Java / JavaScript** : _Build your own 3D renderer_](https://avik-das.github.io/build-your-own-raytracer/) - [**Java** : _How to create your own simple 3D render engine in pure Java_](http://blog.rogach.org/2015/08/how-to-create-your-own-simple-3d-render.html) - [**JavaScript / Pseudocode** : _Computer Graphics from scratch_](http://www.gabrielgambetta.com/computer-graphics-from-scratch/introduction.html) - [**Python** : _A 3D Modeller_](http://aosabook.org/en/500L/a-3d-modeller.html) #### Build your own `Augmented Reality` - [**C#** : _How To: Augmented Reality App Tutorial for Beginners with Vuforia and Unity 3D_](https://www.youtube.com/watch?v=uXNjNcqW4kY) [video] - [**C#** : _How To Unity ARCore_](https://www.youtube.com/playlist?list=PLKIKuXdn4ZMjuUAtdQfK1vwTZPQn_rgSv) [video] - [**C#** : _AR Portal Tutorial with Unity_](https://www.youtube.com/playlist?list=PLPCqNOwwN794Gz5fzUSi1p4OqLU0HTmvn) [video] - [**C#** : _How to create a Dragon in Augmented Reality in Unity ARCore_](https://fr-film.net/v-how-to-create-a-dragon-in-augmented-reality-in-unity-arcore-tutorial-qTSDPkPyPqs.html) [video] - [**C#** : _How to Augmented Reality AR Tutorial: ARKit Portal to the Upside Down_](https://www.youtube.com/watch?v=Z5AmqMuNi08) [video] - [**Python** : _Augmented Reality with Python and OpenCV_](https://bitesofcode.wordpress.com/2017/09/12/augmented-reality-with-python-and-opencv-part-1/) #### Build your own `BitTorrent Client` - [**C#** : _Building a BitTorrent client from scratch in C#_](https://www.seanjoflynn.com/research/bittorrent.html) - [**Go** : _Building a BitTorrent client from the ground up in Go_](https://blog.jse.li/posts/torrent/) - [**Nim** : _Writing a Bencode Parser_](https://xmonader.github.io/nimdays/day02_bencode.html) - [**Node.js** : _Write your own bittorrent client_](https://allenkim67.github.io/programming/2016/05/04/how-to-make-your-own-bittorrent-client.html) - [**Python** : _A BitTorrent client in Python 3.5_](http://markuseliasson.se/article/bittorrent-in-python/) #### Build your own `Blockchain / Cryptocurrency` - [**ATS** : _Functional Blockchain_](https://beta.observablehq.com/@galletti94/functional-blockchain) - [**C#** : _Programming The Blockchain in C#_](https://programmingblockchain.gitbooks.io/programmingblockchain/) - [**Crystal** : _Write your own blockchain and PoW algorithm using Crystal_](https://medium.com/@bradford_hamilton/write-your-own-blockchain-and-pow-algorithm-using-crystal-d53d5d9d0c52) - [**Go** : _Building Blockchain in Go_](https://jeiwan.cc/posts/building-blockchain-in-go-part-1/) - [**Go** : _Code your own blockchain in less than 200 lines of Go_](https://medium.com/@mycoralhealth/code-your-own-blockchain-in-less-than-200-lines-of-go-e296282bcffc) - [**Java** : _Creating Your First Blockchain with Java_](https://medium.com/programmers-blockchain/create-simple-blockchain-java-tutorial-from-scratch-6eeed3cb03fa) - [**JavaScript** : _A cryptocurrency implementation in less than 1500 lines of code_](https://github.com/conradoqg/naivecoin) - [**JavaScript** : _Build your own Blockchain in JavaScript_](https://github.com/nambrot/blockchain-in-js) - [**JavaScript** : _Learn & Build a JavaScript Blockchain_](https://medium.com/digital-alchemy-holdings/learn-build-a-javascript-blockchain-part-1-ca61c285821e) - [**JavaScript** : _Creating a blockchain with JavaScript_](https://github.com/SavjeeTutorials/SavjeeCoin) - [**JavaScript** : _How To Launch Your Own Production-Ready Cryptocurrency_](https://hackernoon.com/how-to-launch-your-own-production-ready-cryptocurrency-ab97cb773371) - [**JavaScript** : _Writing a Blockchain in Node.js_](https://www.jsmonday.dev/articles/34/writing-a-blockchain-in-node-js) - [**Kotlin** : _Let’s implement a cryptocurrency in Kotlin_](https://medium.com/@vasilyf/lets-implement-a-cryptocurrency-in-kotlin-part-1-blockchain-8704069f8580) - [**Python** : _Learn Blockchains by Building One_](https://hackernoon.com/learn-blockchains-by-building-one-117428612f46) - [**Python** : _Build your own blockchain: a Python tutorial_](http://ecomunsing.com/build-your-own-blockchain) - [**Python** : _A Practical Introduction to Blockchain with Python_](http://adilmoujahid.com/posts/2018/03/intro-blockchain-bitcoin-python/) - [**Python** : _Let’s Build the Tiniest Blockchain_](https://medium.com/crypto-currently/lets-build-the-tiniest-blockchain-e70965a248b) - [**Ruby** : _Programming Blockchains Step-by-Step (Manuscripts Book Edition)_](https://github.com/yukimotopress/programming-blockchains-step-by-step) - [**Scala** : _How to build a simple actor-based blockchain_](https://medium.freecodecamp.org/how-to-build-a-simple-actor-based-blockchain-aac1e996c177) - [**TypeScript** : _Naivecoin: a tutorial for building a cryptocurrency_](https://lhartikk.github.io/) - [**TypeScript** : _NaivecoinStake: a tutorial for building a cryptocurrency with the Proof of Stake consensus_](https://naivecoinstake.learn.uno/) #### Build your own `Bot` - [**Haskell** : _Roll your own IRC bot_](https://wiki.haskell.org/Roll_your_own_IRC_bot) - [**Java** : _How To Make a Scary Russian Twitter Bot With Java_](https://medium.com/@SeloSlav/how-to-make-a-scary-russian-twitter-bot-with-java-b7b62768a3ac) - [**Node.js** : _Creating a Simple Facebook Messenger AI Bot with API.ai in Node.js_](https://tutorials.botsfloor.com/creating-a-simple-facebook-messenger-ai-bot-with-api-ai-in-node-js-50ae2fa5c80d) - [**Node.js** : _How to make a responsive telegram bot_](https://www.sohamkamani.com/blog/2016/09/21/making-a-telegram-bot/) - [**Node.js** : _Create a Discord bot_](https://discordjs.guide/) - [**Node.js** : _gifbot - Building a GitHub App_](https://blog.scottlogic.com/2017/05/22/gifbot-github-integration.html) - [**Node.js** : _Building A Simple AI Chatbot With Web Speech API And Node.js_](https://www.smashingmagazine.com/2017/08/ai-chatbot-web-speech-api-node-js/) - [**Python** : _Chatbot Fundamentals: An interactive guide to writing bots in Python_](https://apps.worldwritable.com/tutorials/chatbot/) - [**Python** : _How to Build Your First Slack Bot with Python_](https://www.fullstackpython.com/blog/build-first-slack-bot-python.html) - [**Python** : _How to build a Slack Bot with Python using Slack Events API & Django under 20 minute_](https://medium.com/freehunch/how-to-build-a-slack-bot-with-python-using-slack-events-api-django-under-20-minute-code-included-269c3a9bf64e) - [**Python** : _Build a Reddit Bot_](http://pythonforengineers.com/build-a-reddit-bot-part-1/) - [**Python** : _How To Make A Reddit Bot_](https://www.youtube.com/watch?v=krTUf7BpTc0) [video] - [**Python** : _How To Create a Telegram Bot Using Python_](https://khashtamov.com/en/how-to-create-a-telegram-bot-using-python/) - [**Python** : _Create a Twitter Bot in Python Using Tweepy_](https://medium.freecodecamp.org/creating-a-twitter-bot-in-python-with-tweepy-ac524157a607) - [**Python** : _Creating Reddit Bot with Python & PRAW_](https://www.youtube.com/playlist?list=PLIFBTFgFpoJ9vmYYlfxRFV6U_XhG-4fpP) [video] - [**R** : _Build A Cryptocurrency Trading Bot with R_](https://towardsdatascience.com/build-a-cryptocurrency-trading-bot-with-r-1445c429e1b1) - [**Rust** : _A bot for Starcraft in Rust, C or any other language_](https://habr.com/en/post/436254/) #### Build your own `Command-Line Tool` - [**C** : _Rewriting the cat command from scratch_](https://learnto.computer/screencasts/bsd-cat) [video] - [**Go** : _Visualize your local git contributions with Go_](https://flaviocopes.com/go-git-contributions/) - [**Go** : _Build a command line app with Go: lolcat_](https://flaviocopes.com/go-tutorial-lolcat/) - [**Go** : _Building a cli command with Go: cowsay_](https://flaviocopes.com/go-tutorial-cowsay/) - [**Go** : _Go CLI tutorial: fortune clone_](https://flaviocopes.com/go-tutorial-fortune/) - [**Nim** : _Writing a stow alternative to manage dotfiles_](https://xmonader.github.io/nimdays/day06_nistow.html) #### Build your own `Database` - [**C** : _Let’s Build a Simple Database_](https://cstack.github.io/db_tutorial/) - [**C++** : _Implementing a Key-Value Store_](http://codecapsule.com/2012/11/07/ikvs-implementing-a-key-value-store-table-of-contents/) - [**C#** : _Build Your Own Database_](https://www.codeproject.com/Articles/1029838/Build-Your-Own-Database) - [**Clojure** : _An Archaeology-Inspired Database_](http://aosabook.org/en/500L/an-archaeology-inspired-database.html) - [**Crystal** : _Why you should build your own NoSQL Database_](https://medium.com/@marceloboeira/why-you-should-build-your-own-nosql-database-9bbba42039f5) - [**JavaScript** : _Dagoba: an in-memory graph database_](http://aosabook.org/en/500L/dagoba-an-in-memory-graph-database.html) - [**Python** : _DBDB: Dog Bed Database_](http://aosabook.org/en/500L/dbdb-dog-bed-database.html) - [**Python** : _Write your own miniature Redis with Python_](http://charlesleifer.com/blog/building-a-simple-redis-server-with-python/) #### Build your own `Docker` - [**C** : _Linux containers in 500 lines of code_](https://blog.lizzie.io/linux-containers-in-500-loc.html) - [**Go** : _Build Your Own Container Using Less than 100 Lines of Go_](https://www.infoq.com/articles/build-a-container-golang) - [**Go** : _Building a container from scratch in Go_](https://www.youtube.com/watch?v=8fi7uSYlOdc) [video] - [**Python** : _A workshop on Linux containers: Rebuild Docker from Scratch_](https://github.com/Fewbytes/rubber-docker) - [**Python** : _A proof-of-concept imitation of Docker, written in 100% Python_](https://github.com/tonybaloney/mocker) - [**Shell** : _Docker implemented in around 100 lines of bash_](https://github.com/p8952/bocker) #### Build your own `Emulator / Virtual Machine` - [**C** : _Virtual machine in C_](https://blog.felixangell.com/virtual-machine-in-c/) - [**C** : _Write your Own Virtual Machine_](https://justinmeiners.github.io/lc3-vm/) - [**C** : _Writing a Game Boy emulator, Cinoop_](https://cturt.github.io/cinoop.html) - [**C++** : _How to write an emulator (CHIP-8 interpreter)_](http://www.multigesture.net/articles/how-to-write-an-emulator-chip-8-interpreter/) - [**C++** : _Emulation tutorial (CHIP-8 interpreter)_](http://www.codeslinger.co.uk/pages/projects/chip8.html) - [**C++** : _Emulation tutorial (GameBoy emulator)_](http://www.codeslinger.co.uk/pages/projects/gameboy.html) - [**C++** : _Emulation tutorial (Master System emulator)_](http://www.codeslinger.co.uk/pages/projects/mastersystem/memory.html) - [**Common Lisp** : _CHIP-8 in Common Lisp_](http://stevelosh.com/blog/2016/12/chip8-cpu/) - [**JavaScript** : _GameBoy Emulation in JavaScript_](http://imrannazar.com/GameBoy-Emulation-in-JavaScript) - [**Python** : _Emulation Basics: Write your own Chip 8 Emulator/Interpreter_](http://omokute.blogspot.com.br/2012/06/emulation-basics-write-your-own-chip-8.html) #### Build your own `Front-end Framework / Library` - [**JavaScript** : _WTF is JSX (Let’s Build a JSX Renderer)_](https://jasonformat.com/wtf-is-jsx/) - [**JavaScript** : _A DIY guide to build your own React_](https://github.com/hexacta/didact) - [**JavaScript** : _Reverse Engineering React_](https://vimeo.com/album/3930691) [video] - [**JavaScript** : _Building React From Scratch_](https://www.youtube.com/watch?v=_MAD4Oly9yg) [video] - [**JavaScript** : _Building Your Own React Clone in Five Easy Steps_](https://blog.javascripting.com/2016/10/05/building-your-own-react-clone-in-five-easy-steps/) - [**JavaScript** : _Gooact: React in 160 lines of JavaScript_](https://medium.com/@sweetpalma/gooact-react-in-160-lines-of-javascript-44e0742ad60f) - [**JavaScript** : _React Internals_](http://www.mattgreer.org/articles/react-internals-part-one-basic-rendering/) - [**JavaScript** : _Learn how React Reconciler package works by building your own lightweight React DOM_](https://hackernoon.com/learn-you-some-custom-react-renderers-aed7164a4199) - [**JavaScript** : _Build Yourself a Redux_](https://zapier.com/engineering/how-to-build-redux/) - [**JavaScript** : _Let’s Write Redux!_](https://www.jamasoftware.com/blog/lets-write-redux/) - [**JavaScript** : _Redux: Implementing Store from Scratch_](https://egghead.io/lessons/react-redux-implementing-store-from-scratch) [video] - [**JavaScript** : _Build Your own Simplified AngularJS in 200 Lines of JavaScript_](https://blog.mgechev.com/2015/03/09/build-learn-your-own-light-lightweight-angularjs/) - [**JavaScript** : _Make Your Own AngularJS_](http://teropa.info/blog/2013/11/03/make-your-own-angular-part-1-scopes-and-digest.html) - [**JavaScript** : _How to write your own Virtual DOM_](https://medium.com/@deathmood/how-to-write-your-own-virtual-dom-ee74acc13060) - [**JavaScript** : _Building a frontend framework, from scratch, with components (templating, state, VDOM)_](https://mfrachet.github.io/create-frontend-framework/) - [**JavaScript** : _Build your own React_](https://pomb.us/build-your-own-react/) #### Build your own `Game` - [**C** : _Handmade Hero_](https://handmadehero.org/) - [**C** : _How to Program an NES game in C_](https://nesdoug.com/) - [**C** : _Chess Engine In C_](https://www.youtube.com/playlist?list=PLZ1QII7yudbc-Ky058TEaOstZHVbT-2hg) [video] - [**C** : _Let’s Make: Dangerous Dave_](https://www.youtube.com/playlist?list=PLSkJey49cOgTSj465v2KbLZ7LMn10bCF9) [video] - [**C** : _Learn Video Game Programming in C_](https://www.youtube.com/playlist?list=PLT6WFYYZE6uLMcPGS3qfpYm7T_gViYMMt) [video] - [**C** : _Coding A Sudoku Solver in C_](https://www.youtube.com/playlist?list=PLkTXsX7igf8edTYU92nU-f5Ntzuf-RKvW) [video] - [**C** : _Coding a Rogue/Nethack RPG in C_](https://www.youtube.com/playlist?list=PLkTXsX7igf8erbWGYT4iSAhpnJLJ0Nk5G) [video] - [**C** : _On Tetris and Reimplementation_](https://brennan.io/2015/06/12/tetris-reimplementation/) - [**C++** : _Breakout_](https://learnopengl.com/In-Practice/2D-Game/Breakout) - [**C++** : _Beginning Game Programming v2.0_](http://lazyfoo.net/tutorials/SDL/) - [**C++** : _Tetris tutorial in C++ platform independent focused in game logic for beginners_](http://javilop.com/gamedev/tetris-tutorial-in-c-platform-independent-focused-in-game-logic-for-beginners/) - [**C++** : _Remaking Cavestory in C++_](https://www.youtube.com/watch?v=ETvApbD5xRo&list=PLNOBk_id22bw6LXhrGfhVwqQIa-M2MsLa) [video] - [**C++** : _Reconstructing Cave Story_](https://www.youtube.com/playlist?list=PL006xsVEsbKjSKBmLu1clo85yLrwjY67X) [video] - [**C++** : _Space Invaders from Scratch_](http://nicktasios.nl/posts/space-invaders-from-scratch-part-1.html) - [**C#** : _Learn C# by Building a Simple RPG_](http://scottlilly.com/learn-c-by-building-a-simple-rpg-index/) - [**C#** : _Creating a Roguelike Game in C#_](https://roguesharp.wordpress.com/) - [**C#** : _Build a C#/WPF RPG_](https://scottlilly.com/build-a-cwpf-rpg/) - [**Go** : _Games With Go_](https://gameswithgo.org/) [video] - [**Java** : _3D Game Development with LWJGL 3_](https://lwjglgamedev.gitbooks.io/3d-game-development-with-lwjgl/content/) - [**JavaScript** : _2D breakout game using Phaser_](https://developer.mozilla.org/en-US/docs/Games/Tutorials/2D_breakout_game_Phaser) - [**JavaScript** : _How to Make Flappy Bird in HTML5 With Phaser_](http://www.lessmilk.com/tutorial/flappy-bird-phaser-1) - [**JavaScript** : _Developing Games with React, Redux, and SVG_](https://auth0.com/blog/developing-games-with-react-redux-and-svg-part-1/) - [**JavaScript** : _Build your own 8-Ball Pool game from scratch_](https://www.youtube.com/watch?v=aXwCrtAo4Wc) [video] - [**JavaScript** : _How to Make Your First Roguelike_](https://gamedevelopment.tutsplus.com/tutorials/how-to-make-your-first-roguelike--gamedev-13677) - [**JavaScript** : _Think like a programmer: How to build Snake using only JavaScript, HTML & CSS_](https://medium.freecodecamp.org/think-like-a-programmer-how-to-build-snake-using-only-javascript-html-and-css-7b1479c3339e) - [**Lua** : _BYTEPATH_](https://github.com/SSYGEN/blog/issues/30) - [**Python** : _Developing Games With PyGame_](https://pythonprogramming.net/pygame-python-3-part-1-intro/) - [**Python** : _Making Games with Python & Pygame_](https://inventwithpython.com/makinggames.pdf) [pdf] - [**Python** : _The Complete Roguelike Tutorial_](https://www.youtube.com/playlist?list=PLKUel_nHsTQ1yX7tQxR_SQRdcOFyXfNAb) [video] - [**Python** : _Roguelike Tutorial Revised_](http://rogueliketutorials.com/) - [**Ruby** : _Developing Games With Ruby_](https://leanpub.com/developing-games-with-ruby/read) - [**Ruby** : _Ruby Snake_](https://www.diatomenterprises.com/gamedev-on-ruby-why-not/) - [**Rust** : _Adventures in Rust: A Basic 2D Game_](https://a5huynh.github.io/posts/2018/adventures-in-rust/) - [**Rust** : _Roguelike Tutorial in Rust + tcod_](https://tomassedovic.github.io/roguelike-tutorial/) #### Build your own `Git` - [**Haskell** : _Reimplementing “git clone” in Haskell from the bottom up_](http://stefan.saasen.me/articles/git-clone-in-haskell-from-the-bottom-up/) - [**JavaScript** : _Gitlet_](http://gitlet.maryrosecook.com/docs/gitlet.html) - [**JavaScript** : _Build GIT - Learn GIT_](https://kushagragour.in/blog/2014/01/build-git-learn-git/) - [**Python** : _Just enough of a Git client to create a repo, commit, and push itself to GitHub_](https://benhoyt.com/writings/pygit/) - [**Python** : _Write yourself a Git!_](https://wyag.thb.lt/) - [**Ruby** : _Rebuilding Git in Ruby_](https://robots.thoughtbot.com/rebuilding-git-in-ruby) #### Build your own `Network Stack` - [**C** : _Beej’s Guide to Network Programming_](http://beej.us/guide/bgnet/) - [**C** : _Let’s code a TCP/IP stack_](http://www.saminiir.com/lets-code-tcp-ip-stack-1-ethernet-arp/) - [**Ruby** : _How to build a network stack in Ruby_](https://medium.com/geckoboard-under-the-hood/how-to-build-a-network-stack-in-ruby-f73aeb1b661b) #### Build your own `Neural Network` - [**C#** : _Neural Network OCR_](https://www.codeproject.com/Articles/11285/Neural-Network-OCR) - [**F#** : _Building Neural Networks in F#_](https://towardsdatascience.com/building-neural-networks-in-f-part-1-a2832ae972e6) - [**Go** : _Build a multilayer perceptron with Golang_](https://made2591.github.io/posts/neuralnetwork) - [**Go** : _How to build a simple artificial neural network with Go_](https://sausheong.github.io/posts/how-to-build-a-simple-artificial-neural-network-with-go/) - [**Go** : _Building a Neural Net from Scratch in Go_](https://datadan.io/blog/neural-net-with-go) - [**JavaScript / Java** : _Neural Networks - The Nature of Code_](https://www.youtube.com/playlist?list=PLRqwX-V7Uu6aCibgK1PTWWu9by6XFdCfh) [video] - [**JavaScript** : _Neural Network implementation in JavaScript, by an example_](https://franpapers.com/en/machine-learning-ai-en/2017-neural-network-implementation-in-javascript-by-an-example/) - [**JavaScript** : _Neural networks from scratch for JavaScript linguists (Part1 — The Perceptron)_](https://hackernoon.com/neural-networks-from-scratch-for-javascript-linguists-part1-the-perceptron-632a4d1fbad2) - [**Python** : _A Neural Network in 11 lines of Python_](https://iamtrask.github.io/2015/07/12/basic-python-network/) - [**Python** : _Implement a Neural Network from Scratch_](https://victorzhou.com/blog/intro-to-neural-networks/) - [**Python** : _Optical Character Recognition (OCR)_](http://aosabook.org/en/500L/optical-character-recognition-ocr.html) - [**Python** : _Traffic signs classification with a convolutional network_](https://navoshta.com/traffic-signs-classification/) - [**Python** : _Generate Music using LSTM Neural Network in Keras_](https://towardsdatascience.com/how-to-generate-music-using-a-lstm-neural-network-in-keras-68786834d4c5) - [**Python** : _An Introduction to Convolutional Neural Networks_](https://victorzhou.com/blog/intro-to-cnns-part-1/) #### Build your own `Operating System` - [**Assembly** : _Writing a Tiny x86 Bootloader_](http://joebergeron.io/posts/post_two.html) - [**Assembly** : _Baking Pi – Operating Systems Development_](http://www.cl.cam.ac.uk/projects/raspberrypi/tutorials/os/index.html) - [**C** : _Building a software and hardware stack for a simple computer from scratch_](https://www.youtube.com/watch?v=ZjwvMcP3Nf0&list=PLU94OURih-CiP4WxKSMt3UcwMSDM3aTtX) [video] - [**C** : _Operating Systems: From 0 to 1_](https://tuhdo.github.io/os01/) - [**C** : _The little book about OS development_](https://littleosbook.github.io/) - [**C** : _Roll your own toy UNIX-clone OS_](http://jamesmolloy.co.uk/tutorial_html/) - [**C** : _Kernel 101 – Let’s write a Kernel_](https://arjunsreedharan.org/post/82710718100/kernel-101-lets-write-a-kernel) - [**C** : _Kernel 201 – Let’s write a Kernel with keyboard and screen support_](https://arjunsreedharan.org/post/99370248137/kernel-201-lets-write-a-kernel-with-keyboard) - [**C** : _Build a minimal multi-tasking kernel for ARM from scratch_](https://github.com/jserv/mini-arm-os) - [**C** : _How to create an OS from scratch_](https://github.com/cfenollosa/os-tutorial) - [**C** : _Malloc tutorial_](https://danluu.com/malloc-tutorial/) - [**C** : _Hack the virtual memory_](https://blog.holbertonschool.com/hack-the-virtual-memory-c-strings-proc/) - [**C** : _Learning operating system development using Linux kernel and Raspberry Pi_](https://github.com/s-matyukevich/raspberry-pi-os) - [**C** : _Operating systems development for Dummies_](https://medium.com/@lduck11007/operating-systems-development-for-dummies-3d4d786e8ac) - [**C++** : _Write your own Operating System_](https://www.youtube.com/playlist?list=PLHh55M_Kq4OApWScZyPl5HhgsTJS9MZ6M) [video] - [**C++** : _Writing a Bootloader_](http://3zanders.co.uk/2017/10/13/writing-a-bootloader/) - [**Rust** : _Writing an OS in Rust_](https://os.phil-opp.com/) #### Build your own `Physics Engine` - [**C** : _Video Game Physics Tutorial_](https://www.toptal.com/game/video-game-physics-part-i-an-introduction-to-rigid-body-dynamics) - [**C++** : _Game physics series by Allen Chou_](http://allenchou.net/game-physics-series/) - [**C++** : _How to Create a Custom Physics Engine_](https://gamedevelopment.tutsplus.com/series/how-to-create-a-custom-physics-engine--gamedev-12715) - [**C++** : _3D Physics Engine Tutorial_](https://www.youtube.com/playlist?list=PLEETnX-uPtBXm1KEr_2zQ6K_0hoGH6JJ0) [video] - [**JavaScript** : _Build your own basic physics engine in JavaScript_](https://www.graphitedigital.com/blog/build-your-own-basic-physics-engine-in-javascript) - [**JavaScript** : _How Physics Engines Work_](http://buildnewgames.com/gamephysics/) - [**JavaScript** : _Broad Phase Collision Detection Using Spatial Partitioning_](http://buildnewgames.com/broad-phase-collision-detection/) - [**JavaScript** : _Build a simple 2D physics engine for JavaScript games_](https://www.ibm.com/developerworks/library/wa-build2dphysicsengine/index.html) #### Build your own `Programming Language` - [**(any)** : _mal - Make a Lisp_](https://github.com/kanaka/mal#mal---make-a-lisp) - [**Assembly** : _Jonesforth_](https://github.com/nornagon/jonesforth/blob/master/jonesforth.S) - [**C** : _Baby’s First Garbage Collector_](http://journal.stuffwithstuff.com/2013/12/08/babys-first-garbage-collector/) - [**C** : _Build Your Own Lisp: Learn C and build your own programming language in 1000 lines of code_](http://www.buildyourownlisp.com/) - [**C** : _Writing a Simple Garbage Collector in C_](http://maplant.com/gc.html) - [**C** : _C interpreter that interprets itself._](https://github.com/lotabout/write-a-C-interpreter) - [**C** : _A C & x86 version of the “Let’s Build a Compiler” by Jack Crenshaw_](https://github.com/lotabout/Let-s-build-a-compiler) - [**C++** : _Writing Your Own Toy Compiler Using Flex_](https://gnuu.org/2009/09/18/writing-your-own-toy-compiler/) - [**C++** : _How to Create a Compiler_](https://www.youtube.com/watch?v=eF9qWbuQLuw) [video] - [**C++** : _Kaleidoscope: Implementing a Language with LLVM_](https://llvm.org/docs/tutorial/MyFirstLanguageFrontend/index.html) - [**F#** : _Understanding Parser Combinators_](https://fsharpforfunandprofit.com/posts/understanding-parser-combinators/) - [**Elixir** : _Demystifying compilers by writing your own_](https://www.youtube.com/watch?v=zMJYoYwOCd4) [video] - [**Go** : _The Super Tiny Compiler_](https://github.com/hazbo/the-super-tiny-compiler) - [**Go** : _Lexical Scanning in Go_](https://www.youtube.com/watch?v=HxaD_trXwRE) [video] - [**Haskell** : _Let’s Build a Compiler_](https://g-ford.github.io/cradle/) - [**Haskell** : _Write You a Haskell_](http://dev.stephendiehl.com/fun/) - [**Haskell** : _Write Yourself a Scheme in 48 Hours_](https://en.wikibooks.org/wiki/Write_Yourself_a_Scheme_in_48_Hours) - [**Haskell** : _Write You A Scheme_](https://www.wespiser.com/writings/wyas/home.html) - [**Java** : _Crafting interpreters: A handbook for making programming languages_](http://www.craftinginterpreters.com/) - [**Java** : _Creating JVM Language_](http://jakubdziworski.github.io/categories.html#Enkel-ref) - [**JavaScript** : _The Super Tiny Compiler_](https://github.com/jamiebuilds/the-super-tiny-compiler) - [**JavaScript** : _The Super Tiny Interpreter_](https://github.com/keyanzhang/the-super-tiny-interpreter) - [**JavaScript** : _Little Lisp interpreter_](https://maryrosecook.com/blog/post/little-lisp-interpreter) - [**JavaScript** : _How to implement a programming language in JavaScript_](http://lisperator.net/pltut/) - [**OCaml** : _Writing a C Compiler_](https://norasandler.com/2017/11/29/Write-a-Compiler.html) - [**OCaml** : _Writing a Lisp, the series_](https://bernsteinbear.com/blog/lisp/) - [**Pascal** : _Let’s Build a Compiler_](https://compilers.iecc.com/crenshaw/) - [**Python** : _A Python Interpreter Written in Python_](http://aosabook.org/en/500L/a-python-interpreter-written-in-python.html) - [**Python** : _lisp.py: Make your own Lisp interpreter_](http://khamidou.com/compilers/lisp.py/) - [**Python** : _Simple Iterator-based Parsing_](http://effbot.org/zone/simple-iterator-parser.htm) - [**Python** : _Simple Top-Down Parsing in Python_](http://effbot.org/zone/simple-top-down-parsing.htm) - [**Python** : _How to Write a Lisp Interpreter in Python_](http://norvig.com/lispy.html) - [**Python** : _Let’s Build A Simple Interpreter_](https://ruslanspivak.com/lsbasi-part1/) - [**Python** : _Make Your Own Simple Interpreted Programming Language_](https://www.youtube.com/watch?v=dj9CBS3ikGA&list=PLZQftyCk7_SdoVexSmwy_tBgs7P0b97yD&index=1) [video] - [**Racket** : _Beautiful Racket: How to make your own programming languages with Racket_](https://beautifulracket.com/) - [**Ruby** : _A Compiler From Scratch_](https://www.destroyallsoftware.com/screencasts/catalog/a-compiler-from-scratch) - [**Ruby** : _Markdown compiler from scratch in Ruby_](https://blog.beezwax.net/2017/07/07/writing-a-markdown-compiler/) - [**Rust** : _So You Want to Build a Language VM_](https://blog.subnetzero.io/post/building-language-vm-part-00/) - [**Rust** : _Learning Parser Combinators With Rust_](https://bodil.lol/parser-combinators/) - [**Swift** : _Building a LISP from scratch with Swift_](https://www.uraimo.com/2017/02/05/building-a-lisp-from-scratch-with-swift/) - [**TypeScript** : _Build your own WebAssembly Compiler_](https://blog.scottlogic.com/2019/05/17/webassembly-compiler.html) #### Build your own `Regex Engine` - [**C** : _A Regular Expression Matcher_](https://www.cs.princeton.edu/courses/archive/spr09/cos333/beautiful.html) - [**C** : _Regular Expression Matching Can Be Simple And Fast_](https://swtch.com/~rsc/regexp/regexp1.html) - [**JavaScript** : _Build a Regex Engine in Less than 40 Lines of Code_](https://nickdrane.com/build-your-own-regex/) - [**JavaScript** : _How to implement regular expressions in functional javascript using derivatives_](http://dpk.io/dregs/toydregs) - [**JavaScript** : Implementing a Regular Expression Engine](https://deniskyashif.com/2019/02/17/implementing-a-regular-expression-engine/) - [**Perl** : _How Regexes Work_](https://perl.plover.com/Regex/article.html) - [**Scala** : _No Magic: Regular Expressions_](https://rcoh.svbtle.com/no-magic-regular-expressions) #### Build your own `Search Engine` - [**CSS** : _A search engine in CSS_](https://stories.algolia.com/a-search-engine-in-css-b5ec4e902e97) - [**Python** : _Building a search engine using Redis and redis-py_](http://www.dr-josiah.com/2010/07/building-search-engine-using-redis-and.html) - [**Python** : _Building a Vector Space Indexing Engine in Python_](https://boyter.org/2010/08/build-vector-space-search-engine-python/) - [**Python** : _Building A Python-Based Search Engine_](https://www.youtube.com/watch?v=cY7pE7vX6MU) [video] - [**Python** : _Making text search learn from feedback_](https://medium.com/filament-ai/making-text-search-learn-from-feedback-4fe210fd87b0) - [**Python** : _Finding Important Words in Text Using TF-IDF_](https://stevenloria.com/tf-idf/) #### Build your own `Shell` - [**C** : _Tutorial - Write a Shell in C_](https://brennan.io/2015/01/16/write-a-shell-in-c/) - [**C** : _Let’s build a shell!_](https://github.com/kamalmarhubi/shell-workshop) - [**C** : _Writing a UNIX Shell_](https://indradhanush.github.io/blog/writing-a-unix-shell-part-1/) - [**C** : _Build Your Own Shell_](https://github.com/tokenrove/build-your-own-shell) - [**Go** : _Writing a simple shell in Go_](https://sj14.gitlab.io/post/2018-07-01-go-unix-shell/) - [**Ruby** : _A Unix Shell in Ruby_](https://www.jstorimer.com/blogs/workingwithcode/7766107-a-unix-shell-in-ruby) - [**Rust** : _Build Your Own Shell using Rust_](https://www.joshmcguigan.com/blog/build-your-own-shell-rust/) #### Build your own `Template Engine` - [**JavaScript** : _JavaScript template engine in just 20 lines_](http://krasimirtsonev.com/blog/article/Javascript-template-engine-in-just-20-line) - [**JavaScript** : _Understanding JavaScript Micro-Templating_](https://medium.com/wdstack/understanding-javascript-micro-templating-f37a37b3b40e) - [**Python** : _Approach: Building a toy template engine in Python_](http://alexmic.net/building-a-template-engine/) - [**Python** : _A Template Engine_](http://aosabook.org/en/500L/a-template-engine.html) - [**Ruby** : _How to write a template engine in less than 30 lines of code_](http://bits.citrusbyte.com/how-to-write-a-template-library/) #### Build your own `Text Editor` - [**C** : _Build Your Own Text Editor_](https://viewsourcecode.org/snaptoken/kilo/) - [**C++** : _Designing a Simple Text Editor_](http://www.fltk.org/doc-1.1/editor.html) - [**Python** : _Python Tutorial: Make Your Own Text Editor_](https://www.youtube.com/watch?v=xqDonHEYPgA) [video] - [**Python** : _Create a Simple Python Text Editor!_](http://www.instructables.com/id/Create-a-Simple-Python-Text-Editor/) - [**Ruby** : _Build a Collaborative Text Editor Using Rails_](https://blog.aha.io/text-editor/) #### Build your own `Visual Recognition System` - [**Python** : _Developing a License Plate Recognition System with Machine Learning in Python_](https://blog.devcenter.co/developing-a-license-plate-recognition-system-with-machine-learning-in-python-787833569ccd) - [**Python** : _Building a Facial Recognition Pipeline with Deep Learning in Tensorflow_](https://hackernoon.com/building-a-facial-recognition-pipeline-with-deep-learning-in-tensorflow-66e7645015b8) #### Build your own `Voxel Engine` - [**C++** : _Let’s Make a Voxel Engine_](https://sites.google.com/site/letsmakeavoxelengine/home) - [**Java** : _Let’s make a voxel engine_](https://www.youtube.com/watch?v=C_Fo9PcrVXA&list=PLXa65xzz2vplye7cn1HH4GyE6_FjnDSug&index=1) [video] - [**Java** : _Java Voxel Engine Tutorial_](https://www.youtube.com/watch?v=QZ4Vk2PkPZk&list=PL80Zqpd23vJfyWQi-8FKDbeO_ZQamLKJL) [video] #### Build your own `Web Search Engine` - [**PHP** : _Code a Search Engine in PHP_](https://boyter.org/2013/01/code-for-a-search-engine-in-php-part-1/) - [**Ruby** : _Write an Internet search engine with 200 lines of Ruby code_](https://blog.saush.com/2009/03/17/write-an-internet-search-engine-with-200-lines-of-ruby-code/) #### Build your own `Web Server` - [**C#** : _Writing a Web Server from Scratch_](https://www.codeproject.com/Articles/859108/Writing-a-Web-Server-from-Scratch) - [**Node.js** : _Let’s code a web server from scratch with NodeJS Streams_](https://www.codementor.io/ziad-saab/let-s-code-a-web-server-from-scratch-with-nodejs-streams-h4uc9utji) - [**Node.js** : _lets-build-express_](https://github.com/antoaravinth/lets-build-express) - [**PHP** : _Writing a webserver in pure PHP_](http://station.clancats.com/writing-a-webserver-in-pure-php/) - [**Python** : _A Simple Web Server_](http://aosabook.org/en/500L/a-simple-web-server.html) - [**Python** : _Let’s Build A Web Server._](https://ruslanspivak.com/lsbaws-part1/) - [**Python** : _Web application from scratch_](https://defn.io/2018/02/25/web-app-from-scratch-01/) - [**Python** : _Building a basic HTTP Server from scratch in Python_](http://joaoventura.net/blog/2017/python-webserver/) - [**Python** : _Implementing a RESTful Web API with Python & Flask_](http://blog.luisrei.com/articles/flaskrest.html) - [**Ruby** : _Building a simple websockets server from scratch in Ruby_](http://blog.honeybadger.io/building-a-simple-websockets-server-from-scratch-in-ruby/) #### Uncategorized - [**(any)** : _From NAND to Tetris: Building a Modern Computer From First Principles_](http://nand2tetris.org/) - [**Alloy** : _The Same-Origin Policy_](http://aosabook.org/en/500L/the-same-origin-policy.html) - [**C** : _How to Write a Video Player in Less Than 1000 Lines_](http://dranger.com/ffmpeg/ffmpeg.html) - [**C** : _Learn how to write a hash table in C_](https://github.com/jamesroutley/write-a-hash-table) - [**C** : _The very basics of a terminal emulator_](https://www.uninformativ.de/blog/postings/2018-02-24/0/POSTING-en.html) - [**C** : _Write a System Call_](https://brennan.io/2016/11/14/kernel-dev-ep3/) - [**C** : _Sol - An MQTT broker from scratch_](https://codepr.github.io/posts/sol-mqtt-broker) - [**C++** : _Build your own VR headset for $100_](https://github.com/relativty/Relativ) - [**C++** : _How X Window Managers work and how to write one_](https://seasonofcode.com/posts/how-x-window-managers-work-and-how-to-write-one-part-i.html) - [**C++** : _Writing a Linux Debugger_](https://blog.tartanllama.xyz/writing-a-linux-debugger-setup/) - [**C++** : _How a 64k intro is made_](http://www.lofibucket.com/articles/64k_intro.html) - [**C#** : _C# Networking: Create a TCP chater server, TCP games, UDP Pong and more_](https://16bpp.net/tutorials/csharp-networking) - [**C#** : _Loading and rendering 3D skeletal animations from scratch in C# and GLSL_](https://www.seanjoflynn.com/research/skeletal-animation.html) - [**Clojure** : _Building a spell-checker_](https://bernhardwenzel.com/articles/clojure-spellchecker/) - [**Go** , _Let’s Create a Simple Load Balancer_](https://kasvith.github.io/posts/lets-create-a-simple-lb-go/) - [**Java** : _How to Build an Android Reddit App_](https://www.youtube.com/playlist?list=PLgCYzUzKIBE9HUJU-upNvl3TRVAo9W47y) [video] - [**JavaScript** : _Build Your Own Module Bundler - Minipack_](https://github.com/ronami/minipack) - [**JavaScript** : _Learn JavaScript Promises by Building a Promise from Scratch_](https://levelup.gitconnected.com/understand-javascript-promises-by-building-a-promise-from-scratch-84c0fd855720) - [**JavaScript** : _Implementing promises from scratch (TDD way)_](https://www.mauriciopoppe.com/notes/computer-science/computation/promises/) - [**JavaScript** : _Implement your own — call(), apply() and bind() method in JavaScript_](https://blog.usejournal.com/implement-your-own-call-apply-and-bind-method-in-javascript-42cc85dba1b) - [**JavaScript** : _JavaScript Algorithms and Data Structures_](https://github.com/trekhleb/javascript-algorithms) - [**JavaScript** : _How to Make an Evolutionary Tetris AI_](https://www.youtube.com/watch?v=xLHCMMGuN0Q) [video] - [**JavaScript** : _Build a ride hailing app with React Native_](https://pusher.com/tutorials/ride-hailing-react-native) - [**Kotlin** : _Build Your Own Cache_](https://github.com/kezhenxu94/cache-lite) - [**Nim** : _Writing a Redis Protocol Parser_](https://xmonader.github.io/nimdays/day12_resp.html) - [**Nim** : _Writing a Build system_](https://xmonader.github.io/nimdays/day11_buildsystem.html) - [**Nim** : _Writing a MiniTest Framework_](https://xmonader.github.io/nimdays/day08_minitest.html) - [**Nim** : _Writing a DMIDecode Parser_](https://xmonader.github.io/nimdays/day01_dmidecode.html) - [**Nim** : _Writing a INI Parser_](https://xmonader.github.io/nimdays/day05_iniparser.html) - [**Nim** : _Writing a Link Checker_](https://xmonader.github.io/nimdays/day04_asynclinkschecker.html) - [**Nim** : _Writing a URL Shortening Service_](https://xmonader.github.io/nimdays/day07_shorturl.html) - [**Node.js** : _Build a static site generator in 40 lines with Node.js_](https://www.webdevdrops.com/build-static-site-generator-nodejs-8969ebe34b22/) - [**Node.js** : _Building A Simple Single Sign On(SSO) Server And Solution From Scratch In Node.js._](https://codeburst.io/building-a-simple-single-sign-on-sso-server-and-solution-from-scratch-in-node-js-ea6ee5fdf340) - [**Node.js** : _How to create a real-world Node CLI app with Node_](https://medium.freecodecamp.org/how-to-create-a-real-world-node-cli-app-with-node-391b727bbed3) - [**PHP** : _Write your own MVC from scratch in PHP_](https://chaitya62.github.io/2018/04/29/Writing-your-own-MVC-from-Scratch-in-PHP.html) - [**PHP** : _Make your own blog_](https://ilovephp.jondh.me.uk/en/tutorial/make-your-own-blog) - [**PHP** : _Modern PHP Without a Framework_](https://kevinsmith.io/modern-php-without-a-framework) - [**Python** : _Build a Deep Learning Library_](https://www.youtube.com/watch?v=o64FV-ez6Gw) [video] - [**Python** : _How to Build a Kick-Ass Mobile Document Scanner in Just 5 Minutes_](https://www.pyimagesearch.com/2014/09/01/build-kick-ass-mobile-document-scanner-just-5-minutes/) - [**Python** : _Continuous Integration System_](http://aosabook.org/en/500L/a-continuous-integration-system.html) - [**Python** : _Recommender Systems in Python: Beginner Tutorial_](https://www.datacamp.com/community/tutorials/recommender-systems-python) - [**Python** : _Write SMS-spam detector with Scikit-learn_](https://medium.com/@kopilov.vlad/detect-sms-spam-in-kaggle-with-scikit-learn-5f6afa7a3ca2) - [**Python** : _A Simple Content-Based Recommendation Engine in Python_](http://blog.untrod.com/2016/06/simple-similar-products-recommendation-engine-in-python.html) - [**Python** : _Stock Market Predictions with LSTM in Python_](https://www.datacamp.com/community/tutorials/lstm-python-stock-market) - [**Python** : _Build your own error-correction fountain code with Luby Transform Codes_](https://franpapers.com/en/algorithmic/2018-introduction-to-fountain-codes-lt-codes-with-python/) - [**Python** : _Building a simple Generative Adversial Network (GAN) using Tensorflow_](https://blog.paperspace.com/implementing-gans-in-tensorflow/) - [**Python** : _Learn ML Algorithms by coding: Decision Trees_](https://lethalbrains.com/learn-ml-algorithms-by-coding-decision-trees-439ac503c9a4) - [**Python** : _JSON Decoding Algorithm_](https://github.com/cheery/json-algorithm) - [**Ruby** : _A Pedometer in the Real World_](http://aosabook.org/en/500L/a-pedometer-in-the-real-world.html) - [**Ruby** : _Creating a Linux Desktop application with Ruby_](https://iridakos.com/tutorials/2018/01/25/creating-a-gtk-todo-application-with-ruby) - [**Rust** : _Let’s build a browser engine_](https://limpet.net/mbrubeck/2014/08/08/toy-layout-engine-1.html) - [**Rust** : _Building a DNS server in Rust_](https://github.com/EmilHernvall/dnsguide/blob/master/README.md) - [**Rust** : _Writing Scalable Chat Service from Scratch_](https://nbaksalyar.github.io/2015/07/10/writing-chat-in-rust.html) - [**TypeScript** : _Tiny Package Manager: Learns how npm or Yarn works_](https://github.com/g-plane/tiny-package-manager) ## How to contribute - Contributions are very welcome: [Submit tutorial](https://github.com/danistefanovic/build-your-own-x/issues/new) - Help me to review [pending submissions](https://github.com/danistefanovic/build-your-own-x/issues) by leaving comments and “reactions” ## License [![CC0](https://camo.githubusercontent.com/60561947585c982aee67ed3e3b25388184cc0aa3/687474703a2f2f6d6972726f72732e6372656174697665636f6d6d6f6e732e6f72672f70726573736b69742f627574746f6e732f38387833312f7376672f63632d7a65726f2e737667)](https://creativecommons.org/publicdomain/zero/1.0/) To the extent possible under law, [Daniel Stefanovic](http://twitter.com/danistefanovic) has waived all copyright and related or neighboring rights to this work. [https://github.com/danistefanovic/build-your-own-x](https://github.com/danistefanovic/build-your-own-x) ---
**Author:** ![TheJoker](https://onehack.st/user_avatar/onehack.st/thejoker/32/22660_2.png) [@TheJoker](https://onehack.st/u/TheJoker)\ **Post date:** [May 29, 2020, 8:35am UTC](https://onehack.st/t/build-your-own-x-build-your-own-insert-technology-here-massive-content/88868/2 "2020-05-29T08:35:37Z")
---
**Author:** ![Stephanie07](https://onehack.st/user_avatar/onehack.st/stephanie07/32/18122_2.png) [@Stephanie07](https://onehack.st/u/Stephanie07)\ **Post date:** [May 29, 2020, 2:35pm UTC](https://onehack.st/t/build-your-own-x-build-your-own-insert-technology-here-massive-content/88868/3 "2020-05-29T14:35:04Z")
Thank’s for this amazing collection 😁 😁 😁 ---
**Author:** ![fd2013](https://onehack.st/user_avatar/onehack.st/fd2013/32/85616_2.png) [@fd2013](https://onehack.st/u/fd2013)\ **Post date:** [May 29, 2020, 5:58pm UTC](https://onehack.st/t/build-your-own-x-build-your-own-insert-technology-here-massive-content/88868/4 "2020-05-29T17:58:54Z")
To sum up Build Your own Life and Future. thank the @Hyperdemongod 🕶 ---
**Author:** ![Nemesis\_X](https://onehack.st/user_avatar/onehack.st/nemesis_x/32/32747_2.png) [@Nemesis\_X](https://onehack.st/u/Nemesis_X)\ **Post date:** [May 31, 2020, 5:34am UTC](https://onehack.st/t/build-your-own-x-build-your-own-insert-technology-here-massive-content/88868/5 "2020-05-31T05:34:49Z")
I have no idea how to thank u bro. This is the real treasure of knowledge , Thank you very much for sharing this, It is very helpful. ---
**Author:** ![special\_lectures](https://onehack.st/user_avatar/onehack.st/special_lectures/32/41257_2.png) [@special\_lectures](https://onehack.st/u/special_lectures)\ **Post date:** [May 31, 2020, 5:53am UTC](https://onehack.st/t/build-your-own-x-build-your-own-insert-technology-here-massive-content/88868/6 "2020-05-31T05:53:38Z")
Great things! I will certainly want to try them out ---
**Author:** ![Armin](https://onehack.st/user_avatar/onehack.st/armin/32/49874_2.png) [@Armin](https://onehack.st/u/Armin)\ **Post date:** [June 1, 2020, 2:56am UTC](https://onehack.st/t/build-your-own-x-build-your-own-insert-technology-here-massive-content/88868/7 "2020-06-01T02:56:01Z")
Thanks 😍 ---
**Author:** ![Ajisafe\_Eniola](https://onehack.st/user_avatar/onehack.st/ajisafe_eniola/32/104727_2.png) [@Ajisafe\_Eniola](https://onehack.st/u/Ajisafe_Eniola)\ **Post date:** [September 30, 2020, 4:46pm UTC](https://onehack.st/t/build-your-own-x-build-your-own-insert-technology-here-massive-content/88868/8 "2020-09-30T16:46:25Z")
Thanks @Hyperdemongod❤ ---
**Author:** ![RTF](https://onehack.st/user_avatar/onehack.st/rtf/32/54011_2.png) [@RTF](https://onehack.st/u/RTF)\ **Post date:** [October 1, 2020, 2:34am UTC](https://onehack.st/t/build-your-own-x-build-your-own-insert-technology-here-massive-content/88868/9 "2020-10-01T02:34:55Z")
Thanks @TheSpecialOne If would have not bring this thread up. I would have remained unknown to such gold hidden in past. Thanks @Hyperdemongod. You are great man. ---
**Author:** ![WASIQ\_MAHMOOD](https://onehack.st/letter_avatar_proxy/v4/letter/w/5f9b8f/32.png) [@WASIQ\_MAHMOOD](https://onehack.st/u/WASIQ_MAHMOOD)\ **Post date:** [October 1, 2020, 8:07am UTC](https://onehack.st/t/build-your-own-x-build-your-own-insert-technology-here-massive-content/88868/10 "2020-10-01T08:07:31Z")
thanks your these great links ---
**Author:** ![Ravi\_Naani](https://onehack.st/user_avatar/onehack.st/ravi_naani/32/23202_2.png) [@Ravi\_Naani](https://onehack.st/u/Ravi_Naani)\ **Post date:** [October 1, 2020, 8:57am UTC](https://onehack.st/t/build-your-own-x-build-your-own-insert-technology-here-massive-content/88868/11 "2020-10-01T08:57:21Z")
OMG, that was an awesome collection.