Zed is a high-performance, multiplayer code editor from the creators of Atom and Tree-sitter. It's also open source.
Full-featured Python IDE with editor, debugger, unit testing, error checking, refactoring, and much more. Designed for Python, for a more productive development experience.
Dillinger is an online cloud based HTML5 filled Markdown Editor. Sync with Dropbox, Github, Google Drive or OneDrive. Convert HTML to Markdown. 100% Open Source!
AWS Cloud9用于编写、运行和调试代码的云 IDE
Geany - The Flyweight IDE
Fits the Pieces TogetherDevelopment Environment, Tooling Platform and Application Framework.
A free Java Development Environment designed for beginners, used by millions