ideone.com : Ideone is an online compiler and debugging tool which allows youto compile source code and execute it online in more than 60 programming languages.
repl.it : Powerful and simple online compiler, IDE, interpreter, and REPL. Code, compile, and run code in 30+ programming languages. including JavaScript, Pytho...
RegExr : RegExr is an online tool to learn, build, & test Regular Expressions (RegEx / RegExp).
Roam Research : A note-taking tool
for networked thought.
As easy to use as a document. As powerful as a graph database.
Roam helps you organize your research for the...
TidalCycles : TidalCycles (or Tidal for short) is a language for live coding patterns.
It allows you to make musical patterns with text, describing sequences and wa...
