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Idris vs Rocq Prover: catalog facts
Idris	Rocq Prover
Free Free and open source under the BSD 3-Clause licence.	Free Free and open source.
Windows, Command line	Windows, Command line
Types are first-class and can describe precise program properties Compiler can check assumptions and proofs before the program runs	Machine-checked proofs for mathematics and software Extracts executable OCaml or Haskell code from specifications
Small ecosystem compared with mainstream languages Dependent types have a steep learning curve	Steep learning curve for newcomers to formal proof Name change from Coq means older material uses the old name
Downloadable app	Downloadable app
Open source	Open source
License: BSD-3-Clause	License: LGPL-2.1
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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