* [**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/)
* [**JavaScript**: _Building a Custom React Renderer_](https://youtu.be/CGpMlWVcHok) [video]
* [**JavaScript**: _Build your own Svelte_](https://www.youtube.com/playlist?list=PLoKaNN3BjQX1OQmFzK9SJnFXEurm1-UxQ) [video]