Repositories list

• rascal-language-servers

  Public
  An LSP server for Rascal which includes an easy-to-use LSP generator for languages implemented in Rascal, and an interactive terminal REPL.

  generatordsllanguage-server-protocol+ 5

  generatordsllanguage-server-protocolvscode-extensiondomain-specific-languagevscode-languagelsp-serverrascal-mpl

  Java

  •

  BSD 2-Clause "Simplified" License

  •1414 forks•2525 stars•8181 issues•99 pull requests•Updated Oct 5, 2026Oct 5, 2026

• rascal

  Public
  The implementation of the Rascal meta-programming language (including interpreter, type checker, parser generator, compiler and JVM based run-time system)

  languageinterpretercompiler+ 16

  languageinterpretercompilercheckerpattern-matchingparser-generatorstatic-analysistemplate-languagereplreverse-engineering+ 9

  Java

  •

  Other

  •8282 forks•461461 stars•538538 issues•3232 pull requests•Updated Oct 5, 2026Oct 5, 2026

• flybytes

  Public
  Flybytes is an intermediate language between JVM bytecode and software languages (DSLs, PLs), for compilation and decompilation.

  Java

  •

  BSD 2-Clause "Simplified" License

  •77 forks•2020 stars•99 issues•11 pull request•Updated Oct 5, 2026Oct 5, 2026

• vallang

  Public
  Generic immutable recursive data representation API targeted at source code models and more.

  serializationlibraryfunctional+ 8

  serializationlibraryfunctionaldatabasemapsgraphsalgebraic-data-typesrational-numbersbigintegerrelational-algebra+ 1

  Java

  •

  Other

  •1515 forks•4040 stars•66 issues•99 pull requests•Updated Oct 1, 2026Oct 1, 2026

• rascal-website

  Public
  The rascal website hosts the Rascal project, all of its documentation, the news and the presentation of (third-party) libraries and projects written in Rascal.

  HTML

  •1212 forks•11 star•88 issues•55 pull requests•Updated Sep 30, 2026Sep 30, 2026

• rascal-maven-plugin

  Public
  The Maven plugin for Rascal checking, compilation, testing, code generation applications integration and documentation generation.

  Java

  •

  BSD 2-Clause "Simplified" License

  •55 forks•22 stars•99 issues•22 pull requests•Updated Sep 30, 2026Sep 30, 2026

• rascal-core-big-tests

  Public
  A repository to automate some large scale testing of rascal-core

  Rascal

  •11 fork•11 star•11 issue•00 pull requests•Updated Sep 10, 2026Sep 10, 2026

• capsule

  Public
  The Capsule Hash Trie Collections Library

  javaperformanceimmutable+ 5

  javaperformanceimmutabletriehashmappersistent-data-structurehashsetimmutable-collections

  Java

  •

  BSD 2-Clause "Simplified" License

  •2929 forks•417417 stars•1111 issues•00 pull requests•Updated Sep 10, 2026Sep 10, 2026

• java-air

  Public
  Java code analysis and manipulation front-end for Rascal programmers, based on Eclipse JDT

  Java

  •

  BSD 2-Clause "Simplified" License

  •11 fork•00 stars•99 issues•00 pull requests•Updated Sep 10, 2026Sep 10, 2026

• rascal-cdt-repackaged

  Public
  Bridges CDT Eclipse plugin packages to a "normal" maven (fat) jar

  33 forks•00 stars•00 issues•00 pull requests•Updated Sep 10, 2026Sep 10, 2026

• rascal-lucene

  Public
  A two-way bridge between Rascal and Lucene

  Java

  •

  BSD 2-Clause "Simplified" License

  •00 forks•00 stars•00 issues•00 pull requests•Updated Sep 10, 2026Sep 10, 2026

• rascal-p2-dependencies-repackaged

  Public
  33 forks•11 star•00 issues•00 pull requests•Updated Sep 10, 2026Sep 10, 2026

• rascal-tutor-screenshot

  Public
  A plugin for the Rascal tutor compiler that takes screenshots of webbrowser contents for inclusion in the target documentation

  Java

  •

  BSD 2-Clause "Simplified" License

  •11 fork•00 stars•00 issues•00 pull requests•Updated Sep 10, 2026Sep 10, 2026

• salix-contrib

  Public
  Extensions/libraries on top of/in Salix.

  Rascal

  •

  BSD 2-Clause "Simplified" License

  •22 forks•22 stars•11 issue•00 pull requests•Updated Sep 10, 2026Sep 10, 2026

• salix-core

  Public
  Salix (core)

  Rascal

  •

  BSD 2-Clause "Simplified" License

  •33 forks•33 stars•77 issues•00 pull requests•Updated Sep 10, 2026Sep 10, 2026

• typepal

  Public
  TypePal is a framework for name analysis, type checking and type inference

  typecheckertype-checkingdomain-specific-language+ 1

  typecheckertype-checkingdomain-specific-languagerascal

  Rascal

  •

  BSD 2-Clause "Simplified" License

  •44 forks•88 stars•44 issues•33 pull requests•Updated Sep 9, 2026Sep 9, 2026

• usethesource.github.io

  Public
  Organization website for UseTheSource

  HTML

  •22 forks•11 star•55 issues•00 pull requests•Updated Jun 23, 2026Jun 23, 2026

• clair

  Public
  C Language Analysis in Rascal

  Java

  •

  BSD 2-Clause "Simplified" License

  •1414 forks•2727 stars•2727 issues•33 pull requests•Updated Mar 3, 2026Mar 3, 2026

• export-secrets-test

  Public
  00 forks•00 stars•00 issues•00 pull requests•Updated Sep 19, 2025Sep 19, 2025

• .github

  Public
  00 forks•00 stars•00 issues•00 pull requests•Updated Jun 18, 2025Jun 18, 2025

• rascal-core

  Public archive
  Static checker, compiler to Java and run-time classes for compiled Rascal programs

  Rascal

  •

  Other

  •33 forks•1212 stars•00 issues•33 pull requests•Updated Mar 5, 2025Mar 5, 2025

• rascal-tutor

  Public archive
  Markdown and Rascal processor that generates linked, up-to-date and checked documentation

  Rascal

  •

  BSD 2-Clause "Simplified" License

  •11 fork•11 star•2020 issues•00 pull requests•Updated Jan 31, 2025Jan 31, 2025

• impulse

  Public archive
  Impulse simplifies and speeds up the IDE development process in Eclipse, for both language with existing front-ends as well as languages generated using compile…

  Java

  •

  Other

  •99 forks•44 stars•22 issues•00 pull requests•Updated Jan 15, 2025Jan 15, 2025

• rascal-eclipse

  Public archive
  Eclipse IMP based IDE for the Rascal meta-programming language. See rascal project for Wiki, Issues and such.

  generatorlanguage-serverrepl+ 3

  generatorlanguage-serverreplideeclipse-pluginrascal

  Java

  •

  Other

  •1515 forks•1818 stars•00 issues•00 pull requests•Updated Jan 15, 2025Jan 15, 2025

• releases-maven-action

  Public
  custom action to handle deployment of use the source releases

  11 fork•11 star•00 issues•00 pull requests•Updated Aug 31, 2023Aug 31, 2023

• salix

  Public archive
  Elm-style Web GUIs in Rascal

  JavaScript

  •

  BSD 2-Clause "Simplified" License

  •66 forks•66 stars•1313 issues•00 pull requests•Updated Jul 18, 2023Jul 18, 2023

• update-site-nexus-link-script

  Public archive
  Shell

  •11 fork•11 star•00 issues•00 pull requests•Updated Nov 2, 2022Nov 2, 2022

• pom-parent

  Public archive
  reusable setup for maven/tycho to be used in all IMP projects

  33 forks•00 stars•00 issues•00 pull requests•Updated Jun 21, 2022Jun 21, 2022

• docs.rascal-mpl.org-search-engine

  Public archive
  Java

  •

  BSD 2-Clause "Simplified" License

  •11 fork•11 star•00 issues•11 pull request•Updated May 23, 2022May 23, 2022

• rascal-eclipse-junit-runner

  Public archive
  Java

  •11 fork•11 star•00 issues•00 pull requests•Updated May 31, 2021May 31, 2021