Canonical sources for HOL4 theorem-proving system. Branch develop is where “mainline development” occurs; when develop passes our regression tests, master is merged forward to catch up.
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Updated
Apr 30, 2026 - Standard ML
Canonical sources for HOL4 theorem-proving system. Branch develop is where “mainline development” occurs; when develop passes our regression tests, master is merged forward to catch up.
Higher Order Prolog with Extensional Semantics
An Automated Theorem Prover for Classical Higher-Order Logic with Henkin Semantics
super tiny implementation of higher-order logic proof assistant in lean
The opentheory tool processes higher order logic theory packages
A purely functional higher order logic kernel
Logical Asynchronous Graph Programming Framework
Supervisionary: a proof-checking system for HOL
Calculus of Communicating Systems (CCS) in Higher Order Logic (HOL4)
A tool for translating higher-order modal logic problems into classical higher-order logic
Using higher-order logic to copy JavaScript's "filter", "map" and "reduce" functions in Delphi.
A Proof Assistant for Philosophers
The Supervisionary proof-checking kernel for higher-order logic
HOL-Light Library for Modal Systems
Chad Brown’s Egal, a theorem prover for higher-order Tarski–Grothendieck set theory
A framework for automated transformation of functional programs (e.g. partial evaluation, common subexpression elimination, etc.) written in LambdaProlog.
Modélisation de concepts mathématiques et raisonnements sur ces derniers.
HOL Light Library for Modal Systems
Grab a shovel, we're making a HOL
Measure, Lebesgue and Probability Theory for HOL4 (leftovers)
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