Judge0 IDE is a free and open-source online code editor that allows you to write and execute code from a rich set of languages. It's perfect for anybody who just wants to quickly write and run some code without opening a full-featured IDE on their computer.
Cost / License
- Free
- Open Source (MIT)
Application type
Platforms
- Online
- Self-Hosted
- Software as a Service (SaaS)
































































Lots of features, including macros, without the steep learning curve of Vim. Commands similar to WordStar and Borland Turbo languages, so they're short and easy to insert into macros. Help can be made continuously visible.