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AthasVSCodium
Free

Free and open source under the AGPL-3.0; AI use can draw on included credit, your own keys…

 Free

Free and open source under the MIT licence.

Windows, macOS, Linux Windows, macOS, Linux
  • Coding agents and model switching built into the editor
  • Works with your own API keys or local models through Ollama
  • The same editor as VS Code, built from the same MIT-licensed source without Microsoft branding
  • Telemetry is disabled in the default configuration
  • Pre-1.0 software that is still changing quickly
  • Smaller extension ecosystem than established editors
  • Extensions come from Open VSX, so a few marketplace-only extensions are missing
  • Microsoft’s proprietary extensions, including the C# debugger and Remote Development, are not licensed for it
Downloadable app Downloadable app
Open source Open source
License: AGPL-3.0 License: MIT
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked October 1, 2026

Checked September 20, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.