proof assistant Archives

Lean – programming language and theorem prover

The Lean mathematical library, mathlib, is a unified library of mathematics formalized in the Lean proof assistant.

Isabelle is a generic proof assistant. It allows mathematical formulas to be expressed in a formal language.

Coq is a formal proof management system. This is free and open source software developed by a wide range of institutions.

Agda is a proof assistant. It is an interactive system for writing and checking proofs.

Matita (means pencil in italian) is an experimental, interactive theorem prover.