* [**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`
* [**Python**: _Create a Simple Python Text Editor!_](http://www.instructables.com/id/Create-a-Simple-Python-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]
#### 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/)
@ -294,12 +302,12 @@
* [**Python**: _Building a basic HTTP Server from scratch in Python_](http://joaoventura.net/blog/2017/python-webserver/)
* [**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/)
* [**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**: _Build Your Own Text Editor_](https://viewsourcecode.org/snaptoken/kilo/)
* [**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**: _Writing an SVG Library_](http://www.code-in-c.com/writing-svg-library-c/)