Repositories list

• checker-framework

  Public
  Pluggable type-checking for Java

  optional-typechecker-framework

  optional-typechecker-framework

  Java

  •

  Other

  •437437 forks•2727 stars•176176 issues•6565 pull requests•Updated May 3, 2026May 3, 2026

• jspecify-reference-checker

  Public
  The reference implementation for the JSpecify nullness specification (and later, its other specifications as well)

  Java

  •

  Apache License 2.0

  •99 forks•00 stars•22 issues•11 pull request•Updated May 2, 2026May 2, 2026

• templatefora-checker

  Public template
  A template for an EISOP Checker Framework checker hosted outside the main eisop/checker-framework repository.

  Java

  •

  MIT License

  •88 forks•00 stars•11 issue•22 pull requests•Updated May 2, 2026May 2, 2026

• jspecify-conformance

  Public
  Java

  •

  GNU General Public License v2.0

  •22 forks•11 star•33 issues•77 pull requests•Updated Apr 28, 2026Apr 28, 2026

• annotation-tools

  Public
  Tools for type annotations in Java

  Java

  •

  MIT License

  •3535 forks•33 stars•11 issue•22 pull requests•Updated Apr 26, 2026Apr 26, 2026

• eisop.github.io

  Public
  EISOP website

  Java

  •

  GNU General Public License v2.0

  •22 forks•00 stars•22 issues•44 pull requests•Updated Apr 24, 2026Apr 24, 2026

• jdk

  Public
  Mirror of https://github.com/openjdk/jdk containing EISOP Checker Framework annotations

  Java

  •

  GNU General Public License v2.0

  •99 forks•00 stars•22 issues•1818 pull requests•Updated Apr 22, 2026Apr 22, 2026

• checker-framework.demos

  Public
  Demos for the Checker Framework

  Java

  •99 forks•00 stars•00 issues•11 pull request•Updated Apr 20, 2026Apr 20, 2026

• runtime-framework

  Public
  Runtime tooling for Java

  Java

  •

  GNU General Public License v2.0

  •11 fork•11 star•00 issues•55 pull requests•Updated Apr 16, 2026Apr 16, 2026

• guava

  Public
  Google Core Libraries for Java 6+

  Java

  •

  Apache License 2.0

  •11k11k forks•00 stars•00 issues•55 pull requests•Updated Jul 5, 2025Jul 5, 2025

• .github

  Public
  GNU General Public License v2.0

  •00 forks•00 stars•00 issues•11 pull request•Updated Jun 5, 2025Jun 5, 2025

• stubparser

  Public
  Reads stub files for the Checker Framework

  Java

  •

  Other

  •22 forks•00 stars•00 issues•33 pull requests•Updated Feb 25, 2025Feb 25, 2025

• webserver

  Public
  EISOP Checker Framework Live Demo

  Python

  •99 forks•22 stars•88 issues•99 pull requests•Updated Jul 8, 2024Jul 8, 2024

• plume-lib

  Public
  A library of useful abstractions for programming

  Java

  •2323 forks•11 star•00 issues•00 pull requests•Updated May 30, 2022May 30, 2022

• checker-framework-inference

  Public
  Inference of pluggable types for Java

  Java

  •3333 forks•00 stars•00 issues•11 pull request•Updated Nov 15, 2019Nov 15, 2019