Compare software

JetBrains MPSRacket
Free

Free to download, with optional paid services from JetBrains.

 Free

Free and open source, supported by donations.

Windows, macOS, Linux Windows, macOS, Linux, Command line
  • Projectional editor supports tables, diagrams and math notation
  • Editor support with quick fixes and completion for custom languages
  • Macros that let you build your own languages
  • Cross-platform GUI framework included
  • Steep learning curve for language design
  • Specialised tool rather than a general code editor
  • Smaller ecosystem than mainstream languages
  • Lisp-style syntax takes adjustment for newcomers
Downloadable app Downloadable app
Open source Open source
License: Apache-2.0 License: Apache-2.0 OR MIT
Not stated if an account is needed No account needed
Works offline Works offline

Checked October 2, 2026

Checked October 1, 2026

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