Open-source interpreter software
754 open-source libraries, tools and applications tagged interpreter, ranked by how closely interpreter is their primary purpose, then by adoption and maintenance health. Each entry links to a page with sources, use cases and when to choose or avoid it.
754 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| luvit Luvit is a Node.js-style asynchronous I/O runtime for Lua, built on libuv and LuaJIT, usable as a standalone CLI scripting platform or a li… | 53 | 3970 | active |
| rathena/rathena rAthena is an open-source, cross-platform MMORPG server package written in C++, continuing the eAthena project. It provides a complete serv… | 74 | 3580 | active |
| pedroCabrera/PyFlow PyFlow is a general-purpose visual scripting framework for Python built on Qt/PySide2, letting users compose programs as node graphs with s… | 37 | 3201 | active |
| F* F* is a general-purpose proof-oriented programming language combining dependent types with SMT-based proof automation and interactive theor… | 100 | 3121 | active |
| tlaplus/tlaplus The official TLA+ tools repository containing TLC, a model checker for TLA+ specifications, plus the SANY parser, PlusCal translator, REPL,… | 86 | 3114 | active |
| idris-lang/Idris2 Idris 2 is a purely functional programming language with first-class types and full dependent types, designed for type-driven development. … | 70 | 3094 | active |
| erg-lang/erg Erg is a statically typed, Python-compatible general-purpose programming language with a powerful type system featuring dependent and refin… | 55 | 2864 | active |
| teal-language/tl tl is the compiler and type checker for Teal, a statically-typed dialect of Lua that adds type annotations, generics, and records while com… | 74 | 2829 | active |
| bytecodealliance/javy Javy is a JavaScript-to-WebAssembly toolchain that compiles JavaScript source into small Wasm modules executed in an embedded JS runtime. I… | 91 | 2756 | active |
| mirage-project/mirage Mirage Persistent Kernel (MPK) is a compiler and runtime that transforms multi-GPU LLM inference into a single fused megakernel, reducing i… | 81 | 2560 | active |
| openwebf/webf WebF is a W3C/WHATWG-compliant web runtime for Flutter that implements HTML, CSS, and the DOM with a QuickJS JavaScript engine, rendered by… | 80 | 2511 | active |
| LinuxCNC/linuxcnc LinuxCNC is an open-source machine control software that drives CNC machines such as milling machines, lathes, 3D printers, laser and plasm… | 95 | 2501 | stable |
| Overload-Technologies/Overload Overload is a free, open-source 3D game engine written in modern C++20 with Lua as its scripting language. It ships with an editor and rend… | 88 | 2490 | active |
| learnhouse/learnhouse LearnHouse is a next-generation open-source learning management system (LMS) for creating, sharing, and selling educational content. It com… | 100 | 2404 | active |
| Hedgehog-Computing/hedgehog-lab Hedgehog Lab is an open-source scientific computing environment that runs entirely in the browser, offering JavaScript-based matrix operati… | 23 | 2389 | active |
| googleprojectzero/fuzzilli Fuzzilli is a coverage-guided fuzzer for JavaScript engines, built in Swift by Google Project Zero. It generates test programs via a custom… | 67 | 2354 | active |
| onetrueawk/awk The canonical implementation of the AWK programming language, maintained by its original authors (Aho, Kernighan, Weinberger) and described… | 73 | 2228 | active |
| emacs-ng/emacs-ng emacs-ng is a fork of GNU Emacs that adds a native layer with Deno's JavaScript/TypeScript runtime, async I/O, threading, and Mozilla's GPU… | 78 | 1809 | active |
| Cedar Policy Language Cedar is a purpose-built policy language and Rust implementation for writing and enforcing fine-grained authorization policies in applicati… | 98 | 1801 | stable |
| Liquidsoap Liquidsoap is a statically typed scripting language and runtime for building audio and video stream generators, widely used for internet ra… | 95 | 1736 | stable |
| whitphx/stlite Stlite is a port of the Streamlit Python data-app framework that runs entirely in the browser via Pyodide (WebAssembly-compiled Python), wi… | 96 | 1675 | active |
| hauntsaninja/pyp pyp is a command-line tool that lets you run Python one-liners in the shell, replacing common utilities like awk, sed, cut, and jq. It stat… | 46 | 1534 | active |
| Water-Melon/Melon Melon is a generic cross-platform C library (C99) bundling algorithms, data structures, functional components (memory pool, thread pool, ev… | 67 | 1458 | active |
| OpenModelica OpenModelica is an open-source Modelica-based modeling, compilation, and simulation environment for industrial and academic use. It include… | 97 | 1431 | active |
| sql-hkr/tiny8 Tiny8 is an educational 8-bit CPU simulator written in Python, featuring an AVR-inspired architecture with 32 registers, a 60+ instruction … | 44 | 1382 | active |
| benfry/processing4 Processing 4 is the source code for the Processing Development Environment, a Java-based creative coding platform and IDE for writing visua… | 23 | 1328 | stable |
| gemrb/gemrb GemRB is a portable open-source reimplementation of Bioware's Infinity Engine, the engine behind Baldur's Gate, Icewind Dale, and Planescap… | 78 | 1258 | active |
| NetLogo NetLogo is a widely used agent-based modeling environment written in Scala, letting users program turtles, patches, and links to simulate c… | 85 | 1187 | active |
| Ryven Ryven is a Qt-based visual node editor and framework for flow-based visual scripting in Python, letting users build dataflow graphs from cu… | 10 | 4092 | maintenance |
| slang slang is a fast, highly compliant SystemVerilog frontend library providing lexing, parsing, type checking, and elaboration, plus a CLI tool… | 91 | 1168 | active |
| Starcoin Starcoin is a smart contract blockchain network written in Rust that uses the Move programming language and scales through layering. It shi… | 93 | 1153 | active |
| libriscv/libriscv libriscv is an embeddable C++20 RISC-V (RVA23) userspace emulator and sandboxing library focused on ultra-low-latency VM function calls and… | 93 | 1130 | active |
| idris-lang/Idris-dev Idris 1 is a general-purpose functional programming language with full dependent types, implemented in Haskell, supporting type-driven deve… | 10 | 3477 | maintenance |
| plasma-umass/browsix Browsix is a JavaScript framework that brings Unix-like abstractions—processes, pipes, signals, sockets, and a shared file system—to the br… | 32 | 3184 | maintenance |
| ivansafrin/Polycode Polycode is a cross-platform C++ framework for creative coding that provides accelerated 2D and 3D graphics, hardware shaders, sound, netwo… | 23 | 2382 | maintenance |
| 9fans/plan9port Plan 9 from User Space (plan9port) is a port of many Plan 9 libraries and programs from their native Plan 9 environment to Unix-like operat… | 73 | 1964 | maintenance |
| MaixPy MaixPy-v1 is a MicroPython port for the Kendryte K210 RISC-V AI chip, letting users program Sipeed Maix boards in Python. It provides APIs … | 23 | 1709 | maintenance |
| badamczewski/PowerUp PowerUp is a collection of .NET-based productivity utilities including a live IDE watcher that compiles, decompiles, and disassembles code … | 32 | 1659 | maintenance |
| microsoft/HoloJS HoloJs is a JavaScript execution host for building augmented and virtual reality applications using web standards like WebGL, WebVR, WebAud… | 10 | 1190 | maintenance |
| decalage2/ViperMonkey ViperMonkey is a VBA parser and emulation engine written in Python for analyzing and deobfuscating malicious macros in Microsoft Office doc… | 32 | 1129 | maintenance |
| RexYing/gnn-model-explainer Official implementation of GNNExplainer, a NeurIPS 2019 method for explaining predictions of graph neural networks by learning soft masks o… | 32 | 1060 | maintenance |
| ndless-nspire/Ndless Ndless is an extension for TI-Nspire graphing calculators that combines an executable loader and an SDK, enabling third-party native C, C++… | 77 | 1023 | maintenance |
| gosub-io/gosub-engine Gosub is a modular, embeddable web browser engine written from scratch in Rust, with spec-compliant HTML5 and CSS3 parsers, an async networ… | 82 | 3683 | experimental |
| codemix/ts-sql A SQL database implemented entirely in TypeScript type annotations, operating purely at the type level with no runtime code. It supports a … | 32 | 3305 | experimental |
| windowjs/windowjs Window.js is an open-source JavaScript runtime for desktop 2D graphics programming, built on the V8 engine, GLFW, and Skia. It exposes fami… | 23 | 2258 | experimental |
| google-research/dex-lang Dex is an experimental research programming language from Google Research for typed, functional array processing in the Haskell/ML family. … | 56 | 1704 | experimental |
| wilsonzlin/fastrender FastRender is an experimental browser rendering engine written in Rust that parses HTML/CSS, computes styles, performs layout (block, inlin… | 42 | 1570 | experimental |
| kaansenol5/VibeOS VibeOS is a hobby operating system written from scratch in C for ARM64 (aarch64), built collaboratively with Claude Code over 64 sessions. … | 42 | 1537 | experimental |
| emexlab/Nyxian Nyxian is a native iOS IDE that lets developers write, compile, sign, and run Swift, C, Objective-C, and C++ apps entirely on an iPhone or … | 84 | 1242 | experimental |
| macaly/almostnode almostnode is a TypeScript library that emulates a Node.js runtime entirely in the browser, providing a POSIX-compatible virtual filesystem… | 42 | 1180 | experimental |
| Swift for TensorFlow Swift for TensorFlow was an experimental next-generation machine learning platform integrating differentiable programming directly into the… | 10 | 6121 | abandoned |
| processing-js/processing-js Processing.js is a JavaScript port of the Processing visualization language, allowing Processing sketches to run in the browser via HTML5 c… | 10 | 3087 | abandoned |
| iodide-project/iodide Iodide is a browser-based notebook for literate scientific computing, letting users mix narrative text, runnable JavaScript code, and inter… | 23 | 1505 | abandoned |
| remoteinterview/compilebox CompileBox is a Docker-based sandbox service that compiles and runs user-submitted code in isolated containers and returns the output via a… | 32 | 1108 | abandoned |
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