Browse free open source Interpreters and projects below. Use the toggles on the left to filter open source Interpreters by OS, license, language, programming language, and project status.

  • Try Google Cloud Risk-Free With $300 in Credit Icon
    Try Google Cloud Risk-Free With $300 in Credit

    No hidden charges. No surprise bills. Cancel anytime.

    Use your credit across every product. Compute, storage, AI, analytics. When it runs out, 20+ products stay free. You only pay when you choose to.
    Start Free
  • Cut Data Warehouse Costs by 54% Icon
    Cut Data Warehouse Costs by 54%

    Easily migrate from Snowflake, Redshift, or Databricks with free tools.

    BigQuery delivers 54% lower TCO with exabyte scale and flexible pricing. Free migration tools handle the SQL translation automatically.
    Try Free
  • 1
    Sarien is a portable implementation of the Sierra On-Line Adventure Game Interpreter (AGI), and is able to run games such as Leisure Suit Larry in the Land of the Lounge Lizards and Space Quest I and II.
    Downloads: 5 This Week
    Last Update:
    See Project
  • 2
    The XPS is a scalable platform for meta-programming and domain engineering. It provides a virtual machine, compiler, and runtime library that make it possible to efficiently develop, debug, and run programs based on XPL (eXtensible Programming Language)
    Downloads: 2 This Week
    Last Update:
    See Project
  • 3
    Why do it the tradidtional way when you can do it a new way? Why use an existing wheel when you can reinvent it yourself? Why do it the easy way when a hard was exists? Why? Because we are professional geeks!
    Downloads: 0 This Week
    Last Update:
    See Project
  • 4
    B++ will become a completely object orientated programming language based on a BASIC-like syntax. B++ applications will be stand-alone executable files (P-Code). B++ will offer an own data base interface and an own (OOP) framework providing API calls.
    Leader badge
    Downloads: 0 This Week
    Last Update:
    See Project
  • Easily Host LLMs and Web Apps on Cloud Run Icon
    Easily Host LLMs and Web Apps on Cloud Run

    Run everything from popular models with on-demand NVIDIA L4 GPUs to web apps without infrastructure management.

    Run frontend and backend services, batch jobs, host LLMs, and queue processing workloads without the need to manage infrastructure. Cloud Run gives you on-demand GPU access for hosting LLMs and running real-time AI—with 5-second cold starts and automatic scale-to-zero so you only pay for actual usage. New customers get $300 in free credit to start.
    Try Cloud Run Free
  • 5
    Cheval is a platform independent GUI shell for Python written with PyGTK. Featuring tabbed sessions, Syntax highlighting, code completion, call tips, history, auto-indentation, load and save sessions and much more
    Downloads: 0 This Week
    Last Update:
    See Project
  • 6
    The CommGen platform is intended to be a simple, scalable integration platform for small to medium problem sets. The architecture is simple, consisting of a distributed kernel, distributed O/S, agent and application layer.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 7
    DFA library is a regular expression library capable of the classic RE syntax (i.e. - without any perl extension). Unlike many other libraries with similar functionality, a deterministic finite automata (DFA) is used. DFA was formerly called npcre, wh
    Downloads: 0 This Week
    Last Update:
    See Project
  • 8
    Genjutsu is a programming language designed for extending C/C++ applications. The syntax is akin to Scheme's. Genjutsu is optimized for distributed object systems and designed to make such applications easy to write. Included is a shell, gjsh.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 9
    This is a Java Interpreter Shell. This shell allows the user to execute and manipulate Java methods and objects as well as perform the expected operations of a shell, all using standard Java syntax.
    Downloads: 0 This Week
    Last Update:
    See Project
  • Catch Bugs Before Your Customers Do Icon
    Catch Bugs Before Your Customers Do

    Real-time error alerts, performance insights, and anomaly detection across your full stack. Free 30-day trial.

    Move from alert to fix before users notice. AppSignal monitors errors, performance bottlenecks, host health, and uptime—all from one dashboard. Instant notifications on deployments, anomaly triggers for memory spikes or error surges, and seamless log management. Works out of the box with Rails, Django, Express, Phoenix, Next.js, and dozens more. Starts at $23/month with no hidden fees.
    Try AppSignal Free
  • 10
    A Java based simulator for the LC-3 16bit processor used in several CSS classes. (specifically in the book "Introduction to Computing Systems: From Bits and Gates to C and Beyond" (2nd Ed) Moved to GitHub
    Downloads: 0 This Week
    Last Update:
    See Project
  • 11
    LIPI (acronym for "LIPI Is Platform Independent") is a new project to develop a binary-interpreter that will allow truly platform-independent programs to be written. Unlike Java (which was originally conceived for the purpose of operating appliances)
    Downloads: 0 This Week
    Last Update:
    See Project
  • 12
    NAL is a scripting language to do network auditing.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 13
    An open-source, portable, LGPL'd set of microprocessor emulators. Some microprocessor emulators may also have LGPL'd code to test them, such as emulators. The eventual goal is portable DynaRecs and perhaps transparent Rosetta-type layers.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 14
    PyREXX is a interprocess messaging server for routing remote prodecure calls using xml-based messages (Jabber, XML-RPC, etc), which will allow programs to interact more easily.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 15
    A Python Shell has been constructed from Qt, QScintilla and the Python C API directly, which features syntax highlighting and simple code completion via a Qt GUI. It is hoped that a Qt Widget can be constructed from it eventually.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 16
    Simplified Event Processing Language (SEPL) is a language designed for the simple definition and execution of event processing rules.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 17
    Generic macroprocessor, primarily aimed at complex data-driven code generation.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 18
    C-Prime, or C' in abbreviation, is simply an attempt to add some fun and modern features to C without sacrificing speed or power. We intend to make "down and dirty programming" a "more enjoyable" experience.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 19
    Maiden-core is a Linux kernel robotics API module, extensible in Erc. The Maiden Project also documents and develops the Maiden architecture for mobile robots, a set of (optional) designs and standards for robots using the Maiden-core API.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 20
    Seed is probably best thought of as an single-address-space, linear-object-based, native, persistent operating system with event-based pre-emptive-multitasking, but without anything resembling a traditional kernel or filesystem.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 21
    The Vortex project consists of 2 things. The Vortex OS and VParse. The OS is multitasking and handles a lot of features. VParse is a stand alone Vertex2 parser. Vertex is vortex's scripting language. Pre 0.7 is QBasic and 0.7 is C++.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 22
    This is a help system for delivering with new software. This is written in visual basic 3, so it may be looking a little bit older, but a .net version will come soon!! You make help files by making a script that is interpreted. It 's worth to try it!
    Downloads: 0 This Week
    Last Update:
    See Project
  • 23
    several vaguely related projects worked on by me: a 3d engine with a javascript-like scripting language (pdsys); an older scheme dialect (vmsys); ... (2009-04-28: I have been gone for years, may try to put up some newer stuff...).
    Downloads: 0 This Week
    Last Update:
    See Project
  • 24
    MIPS Processor Compilator and Simulator for Win32
    Downloads: 0 This Week
    Last Update:
    See Project
  • 25
    shebang-wrapper... workaround sillyness with #!<p> the #! mechanism has some wierdness and shortcomings which this wrapper works around... like that you can only pass a single argument to the interpreter, and that it ignores the PATH variable.
    Downloads: 0 This Week
    Last Update:
    See Project
  • Previous
  • You're on page 1
  • 2
  • Next
MongoDB Logo MongoDB