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Rocq Prover vs Proof General: catalog facts
Rocq Prover	Proof General
Best for: Researchers and students writing formally verified proofs and programs	Best for: Emacs users developing formal proofs with interactive theorem provers
Free Free and open source.	Free Free and open source under GPL-3.0-or-later.
Windows, Command line	Windows, macOS, Linux
Machine-checked proofs for mathematics and software Extracts executable OCaml or Haskell code from specifications All 4 strengths for Rocq Prover Machine-checked proofs for mathematics and software Extracts executable OCaml or Haskell code from specifications Rocq Platform bundles the prover with common libraries Actively released, with version 9.2.0 current	Works within the Emacs editor Provides modes for several proof assistants All 3 strengths for Proof General Works within the Emacs editor Provides modes for several proof assistants Available through NonGNU ELPA and MELPA
Steep learning curve for newcomers to formal proof Name change from Coq means older material uses the old name	Requires GNU Emacs 25.2 or later
Downloadable app	Downloadable app
Open source	Open source
License: LGPL-2.1	License: GPL-3.0-or-later
No account needed	Not stated if an account is needed
Offline features available	Not stated if it works offline
Official website Full listing and sources Sources for Rocq Prover rocq-prover.org Catalog checked October 2, 2026	Official website Full listing and sources Sources for Proof General proofgeneral.github.io Catalog checked October 8, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.