Pulsar is a highly customisable text editor derived from Atom and maintained by a community-led project. It retains Atom’s package-oriented design, making the editor particularly suitable for users who want to assemble their own development environment from a flexible base.
The application can be used as a conventional source editor or extended towards IDE-style workflows. Packages can add language intelligence, interface components and specialised tools without requiring those facilities to be part of the core editor.
Pulsar also places considerable emphasis on personalisation. Behaviour, appearance and keyboard shortcuts can be changed extensively, while users comfortable with web technologies can modify the editor at a deeper level.
This is free and open source software.
Key Features
- Built-in package management for extending the editor.
- Project-wide search and replace.
- File-system browser.
- Multiple panes for editing files side by side.
- Multiple cursors and selections.
- Reusable text snippets.
- Code folding and syntax-aware editing.
- Git integration within the editor.
- GitHub-oriented workflow facilities.
- Language Server Protocol integrations can provide completion, navigation, diagnostics and refactoring tools.
- Command palette for quickly invoking editor actions.
- Customisable keybindings.
- Interface styling can be modified with CSS.
- Behaviour can be extended with JavaScript.
- Large ecosystem inherited from Atom’s extensible design.
Website: github.com/pulsar-edit/pulsar
Support:
Developer: Pulsar-Edit
License: MIT License

Pulsar is written in JavaScript. Learn JavaScript with our recommended free books and free tutorials.
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