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

  • Vibes don’t ship, Retool does Icon
    Vibes don’t ship, Retool does

    Start from a prompt and build production-ready apps on your data—with security, permissions, and compliance built in.

    Vibe coding tools create cool demos, but Retool helps you build software your company can actually use. Generate internal apps that connect directly to your data—deployed in your cloud with enterprise security from day one. Build dashboards, admin panels, and workflows with granular permissions already in place. Stop prototyping and ship on a platform that actually passes security review.
    Build apps that ship
  • Find Hidden Risks in Windows Task Scheduler Icon
    Find Hidden Risks in Windows Task Scheduler

    Free diagnostic script reveals configuration issues, error patterns, and security risks. Instant HTML report.

    Windows Task Scheduler might be hiding critical failures. Download the free JAMS diagnostic tool to uncover problems before they impact production—get a color-coded risk report with clear remediation steps in minutes.
    Download Free Tool
  • 1
    The database access library for C++ programmers that provides the illusion of embedding SQL in regular C++ code, staying entirely within the C++ standard.
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    Downloads: 68 This Week
    Last Update:
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  • 2
    Arduino MIDI Library
    This library allows you to easily send and receive MIDI messages on the Arduino serial port. The purpose of this library is not to make a big MIDI controller or synth out of an Arduino board, but to help you do it, the application remains yours. /!\ PLEASE NOTE /!\ Project is hosted on GitHub: https://github.com/FortySevenEffects/arduino_midi_library This SourceForge project is deprecated. Please download source/releases and post bug reports on GitHub. Documentation: http://arduinomidilib.fortyseveneffects.com
    Downloads: 3 This Week
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  • 3
    Z80-Pascal will be a cross-platform Pascal compiler for Z80 based devices, such as MSX, Spectrum-ZX, etc. Despite that it will be designed for old Z80 home devices (i.e. retro-programming) it will be useful for modern devices too.
    Downloads: 1 This Week
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  • 4

    PesoLib

    Biblioteca para obtenção de peso de itens sobre balanças

    PesoLib é uma biblioteca que é capaz de detectar e conectar-se à uma balança plugada no computador, os pesos podem ser recebidos sem a necessidade de solicitação, ou seja quando um item for colocado sobre a balança a biblioteca enviará o peso automaticamente para sua aplicação.
    Downloads: 1 This Week
    Last Update:
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  • Atera all-in-one platform IT management software with AI agents Icon
    Atera all-in-one platform IT management software with AI agents

    Ideal for internal IT departments or managed service providers (MSPs)

    Atera’s AI agents don’t just assist, they act. From detection to resolution, they handle incidents and requests instantly, taking your IT management from automated to autonomous.
    Learn More
  • 5
    RSPaspi
    Win32 DLL and library that in the futur will burn/rip/test/fix/erase CD-R/CD-RW/DVD-RAM/DVD-R/DVD-RW/DVD+R/DVD+RW/DVD+R DL/BD-R/BD-RE , and eventually it is also a documentation and or tutorial to Adaptec ASPI and ISO 9660
    Downloads: 1 This Week
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  • 6
    Linux fasm include library collections
    Downloads: 1 This Week
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  • 7
    zaphodsmap

    zaphodsmap

    cross platform configuration system

    A single fact determines the starting point of configuration, and that fact can be the same regardless of whether the software is running standalone under a logged-in user's account, or launched from another program with debugger access, or as a service or daemon, or even as a component within a dynamically linked library.
    Downloads: 1 This Week
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  • 8
    7-Zip-NBinding
    .NET wrapper for 7Zip, based on 7-Zip-JBinding, produced with IKVM. Extracts (password protected, multi-part) 7z Zip Rar Tar Split Lzma Iso HFS GZip Cpio BZip2 Z Arj Chm Lhz Cab Nsis Deb Rpm Udf archives. Archive creation/more formats coming soon.
    Downloads: 0 This Week
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  • 9
    ASP.PHP is an implementation of ASP in, yes, PHP. The current release is nowhere near complete, and there are some parts of ASP that are impossible to implement in pure PHP. It is designed to reduce the gap between the two languages.
    Downloads: 0 This Week
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  • Grafana: The open and composable observability platform Icon
    Grafana: The open and composable observability platform

    Faster answers, predictable costs, and no lock-in built by the team helping to make observability accessible to anyone.

    Grafana is the open source analytics & monitoring solution for every database.
    Learn More
  • 10
    ActFX is a 3D engine written in C # using XNA and Framework.NET ActFX è un 3D engine scritto in C# utilizzando XNA e il Framework.NET
    Downloads: 0 This Week
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  • 11
    "Active Collections" is an API written by extending existing collection framework provided in JDK. This API will facilitate the consumer of a collection to handle events whenever the collection is modified.
    Downloads: 0 This Week
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  • 12
    Advanced Flash Preloader from http://preloaderz.com will provide well-dubegged, optimized, fast, easy and ready-to-use Flash/Flex/ActionScript solution. We will try to share good code for all preloading needs.
    Downloads: 0 This Week
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  • 13
    Ajanta is a Java API to solve linear programming problems. Linear programming is a method for determining a way to achieve the best outcome (such as maximum profit or lowest cost) in a given list of constraints.
    Downloads: 0 This Week
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  • 14

    AlgorithmsDev Library by Arshad Latti

    comman and new algorithms and functions development and demo programs.

    Provide implemented algorithms and functions with demo programs to test.keeped portable as possible at OS level and programming language(understanding)level.provide third party archives if available for ralvent algorithm.links for YouTube videos on availability by us and third party.
    Downloads: 0 This Week
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  • 15
    AnLib is a PHP library of useful functions and classes to help you build and deploy PHP applications swiftly and easily.
    Downloads: 0 This Week
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  • 16
    This is a GUI libary. It is for X11 and is written in C++.
    Downloads: 0 This Week
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  • 17
    Seeds is a project which implements Data structure and Algorithms! We aim for speed, flexible and the easy to use!
    Downloads: 0 This Week
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  • 18
    BPT2

    BPT2

    A set of library for C++ and a programming language

    This project is a library based around a script programming language. This programming language allow high level manipulation of graphics (bitmap, sprites, sprite theatre, scrolling, API), sound (effects, music and sample) and of I/O (file, pipe, network)
    Downloads: 0 This Week
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  • 19
    JavaScript 2D game engine
    Downloads: 0 This Week
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  • 20
    A new open source game engine. We are still looking for one or two more programmers.
    Downloads: 0 This Week
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  • 21
    Bibilhoteca para trazer novas funcionalidades a linguagem NXC e facilitar o uso do controlador NXT da lego com firmware NXC/NBC (não oficial). Favor baixar pelo CVS.
    Downloads: 0 This Week
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  • 22
    Modules for developing, configuring and running a computation based on function blocks entirely in Python. Function block based computation is a data, event and state driven approach to data processing.
    Downloads: 0 This Week
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  • 23
    This library of controls consists of objects not provided by microsoft in any of their releases of Visual Studio. It also contains extenders to existing controls. New controls are being added at regular intervals. Available Controls: 1. Vertical Label 2.
    Downloads: 0 This Week
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  • 24
    C ADT
    C ADT(Abstract Data Types) is a simple template library written in C which implements commonly used abstract data structures, such as linked lists, trees, queues, stacks, hashes, graphs and associated algorithms.
    Downloads: 0 This Week
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  • 25
    C++ Multivariate Distributions Library

    C++ Multivariate Distributions Library

    A Multivariate Distributions Package for C++

    A library based on Eigen and Boost to handle common multivariate distributions in C++
    Downloads: 0 This Week
    Last Update:
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