Gopi Krishna Suvanam

I build :)

Scribbler

JavaScript Notebook, Online Compiler & Editor.
Simple Interface for Experimenting in JavaScript. Developed for Open Source using Open Source.

I've built Scribbler (https://scribbler.live) as tool that runs entirely in the browser without the need for a backend. It can be used for:
1. Quick proto-typing
2. Learning JS
3. Testing and experiementation
4. Data science and scientific computation