Showing 1053 open source projects for "free"

View related business solutions
  • MongoDB Atlas runs apps anywhere Icon
    MongoDB Atlas runs apps anywhere

    Deploy in 115+ regions with the modern database for every enterprise.

    MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
    Start Free
  • $300 Free Credits to Build on Google Cloud Icon
    $300 Free Credits to Build on Google Cloud

    New to Google Cloud? Get $300 in credits to explore Compute Engine, BigQuery, Cloud Run, Gemini Enterprise Agent Platform, and more.

    Start your next project with $300 in free Google Cloud credit. Spin up VMs, run containers, query petabytes in BigQuery, or build agents with Gemini Enterprise Agent Platform. Once your credits are used, keep building with 20+ always-free tier products including Compute Engine, Cloud Storage, GKE, and Cloud Run functions. No commitment required—just sign up and start building.
    Claim $300 Free
  • 1
    Public APIs

    Public APIs

    A collective list of free APIs

    ...Curated by community contributors and the team at APILayer, it serves as a centralized resource for discovering APIs across a wide range of domains, including data, machine learning, weather, entertainment, and finance. The project aims to make API exploration and integration more accessible by offering a single, organized index of open and free-to-use APIs. Developers can leverage this list to enhance their products, prototypes, or research projects without the need to build data sources from scratch. The repository’s open nature encourages contributions, allowing anyone to submit new APIs or updates through pull requests. Over time, public-apis has evolved into a trusted and frequently updated reference point within the developer community. ...
    Downloads: 2 This Week
    Last Update:
    See Project
  • 2
    Hummingbot

    Hummingbot

    Build trading bots that run on any exchange or blockchain

    ...It allows users to run a client that executes customized, automated trading strategies for cryptocurrencies. Hummingbot is software that helps you build and run automated trading strategies or bots. Its codebase is free and publicly available on Github under the Apache 2.0 open source license. Hummingbot Foundation is a not-for-profit foundation that facilitates decentralized maintenance and governance of the Hummingbot codebase, powered by the Hummingbot Governance Token (HBOT). Help us democratize high-frequency trading and give sophisticated algorithms to everyone in the world! ...
    Downloads: 6 This Week
    Last Update:
    See Project
  • 3
    Nicotine+

    Nicotine+

    Graphical client for the Soulseek peer-to-peer network

    Nicotine+ is a free and open-source graphical client for the Soulseek peer-to-peer file-sharing network, popular for its focus on sharing music and niche content. Built in Python with a Qt-based GUI, Nicotine+ offers a lightweight yet feature-rich experience for users looking to share and discover files in a decentralized, user-governed environment.
    Downloads: 27 This Week
    Last Update:
    See Project
  • 4
    VOID-TOOLS

    VOID-TOOLS

    OSINT, Discord, web & network utilities

    ...It is built around a Rich-powered terminal dashboard with keyboard navigation, a cinematic boot flow, category panels, and a live sidebar. The tool organizes many modules into categories and marks premium tools separately from free ones. It includes bilingual setup, theme selection, fuzzy search, category filters, custom plugin loading, and remote manifest updates. The project describes itself as educational and authorized-use-only, especially because some modules relate to security, network checks, webhooks, and platform administration. It is best understood as a modular terminal dashboard for research and utility tasks rather than a single-purpose application.
    Downloads: 23 This Week
    Last Update:
    See Project
  • Build Agents and Models on One Platform Icon
    Build Agents and Models on One Platform

    Everything you need to build production-ready agents and models. Access 200+ Google and third-party AI models and tools.

    Gemini Enterprise Agent Platform is Google Cloud's comprehensive platform for developers to build, scale, govern, and optimize agents and models. Choose from Google's most advanced models and third-party models like Anthropic's Claude Model Family.
    Try It Free
  • 5
    Freqtrade

    Freqtrade

    Free, open source crypto trading bot

    Freqtrade is a free and open-source crypto trading bot written in Python. It is designed to support all major exchanges and be controlled via Telegram or WebUI. It contains backtesting, plotting, and money management tools as well as strategy optimization by machine learning. Always start by running a trading bot in Dry-run and do not engage money before you understand how it works and what profit/loss you should expect.
    Downloads: 11 This Week
    Last Update:
    See Project
  • 6
    OpenBB

    OpenBB

    Investment Research for Everyone, Everywhere

    Customize and speed up your analysis, bring your own data, and create instant reports to gain a competitive edge. Whether it’s a CSV file, a private endpoint, an RSS feed, or even embed an SEC filing directly. Chat with financial data using large language models. Don’t waste time reading, create summaries in seconds and ask how that impacts investments. Create your dashboard with your favorite widgets. Create charts directly from raw data in seconds. Create charts directly from raw data in...
    Downloads: 4 This Week
    Last Update:
    See Project
  • 7
    Flyte
    Build production-grade data and ML workflows, hassle-free The infinitely scalable and flexible workflow orchestration platform that seamlessly unifies data, ML and analytics stacks. Don’t let friction between development and production slow down the deployment of new data/ML workflows and cause an increase in production bugs. Flyte enables rapid experimentation with production-grade software.
    Downloads: 4 This Week
    Last Update:
    See Project
  • 8
    Django

    Django

    The Web framework for perfectionists with deadlines

    Django is a high-level, free and open-source Python web framework founded on the Model–Template–View (MTV) pattern, designed to facilitate rapid development of secure, maintainable, and scalable database-driven websites. First, read docs/intro/install.txt for instructions on installing Django. Next, work through the tutorials in order (docs/intro/tutorial01.txt, docs/intro/tutorial02.txt, etc.).
    Downloads: 37 This Week
    Last Update:
    See Project
  • 9
    Kivy

    Kivy

    Innovative user interfaces made easy

    ...Written in Python with a graphics engine built over OpenGL ES 2, Kivy supports various input devices and protocols, and gives you access to over 20 widgets that are all highly extensible and have built-in multi-touch support. You can run the same codebase on Mac, Windows, Linux, Android and iOS. Kivy is 100% free and open source with a professionally developed and used toolkit, as well as a stable framework and well-documented API, so you can be confident in using it in a commercial product.
    Downloads: 29 This Week
    Last Update:
    See Project
  • Stop vibe-debugging. Icon
    Stop vibe-debugging.

    Plug Claude into your app's actual errors.

    AppSignal's MCP server hands Claude, Cursor, or Zed your real errors, traces, and the deploy that shipped them. AI writes the fix; you review the diff.
    Free 30 days.
  • 10
    Voice-Pro

    Voice-Pro

    Comprehensive Gradio WebUI for audio processing

    Voice-Pro is the best gradio WebUI for transcription, translation and text-to-speech. It can be easily installed with one click. Create a virtual environment using Miniconda, running completely separate from the Windows system (fully portable). Supports real-time transcription and translation, as well as batch mode.
    Downloads: 28 This Week
    Last Update:
    See Project
  • 11
    deepfakes_faceswap

    deepfakes_faceswap

    Deepfakes Software For All

    Faceswap is the leading free and open source multi-platform deepfakes software. When faceswapping was first developed and published, the technology was groundbreaking, it was a huge step in AI development. It was also completely ignored outside of academia because the code was confusing and fragmentary. It required a thorough understanding of complicated AI techniques and took a lot of effort to figure it out.
    Downloads: 19 This Week
    Last Update:
    See Project
  • 12
    RimSort

    RimSort

    Mod manager for the video game RimWorld

    RimSort is a free, open-source, multi-platform mod manager built specifically for RimWorld, designed to help players organize and maintain large mod collections without relying on in-game ordering alone. It focuses on reliability and community-driven maintenance, positioning itself as an alternative to other external RimWorld mod managers while keeping the workflow straightforward for everyday use.
    Downloads: 40 This Week
    Last Update:
    See Project
  • 13
    Conan

    Conan

    The open-source C/C++ package manager

    ...Fully automated dependency management. Transitive dependencies, conflicts detection, dependency overriding, conditional dependencies. Decentralized client-server architecture. Run your own server for free with JFrog Artifactory on-prem to fully own your packages and binaries. Conan is Free, open-source software with a permissive MIT license. Use, modify, redistribute, and extend it - even for commercial purposes.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 14
    SIPVicious

    SIPVicious

    Security tools that can be used to audit SIP based VoIP systems

    SIPVicious OSS has been around since 2007 and is actively updated to help security teams, QA and developers test SIP-based VoIP systems and applications. Open-source security suite for auditing SIP based VoIP systems. Also known as friendly-scanner, it is freely available to help pentesters, security teams and developers quickly test their SIP systems. Download the latest source code from git or the latest release, send pull requests and open issues. Install the latest and greatest release...
    Downloads: 4 This Week
    Last Update:
    See Project
  • 15
    Tandoor Recipes

    Tandoor Recipes

    Application for managing recipes, planning meals, building shopping

    ...This application is meant for people with a collection of recipes they want to share with family and friends or simply store them in a nicely organized way. A basic permission system exists but this application is not meant to be run as a public page. Tandoor is developed by volunteers in their free time just because its fun. That said earning some money with the project allows us to spend more time on it and thus make improvements we otherwise couldn't. Powerful & customizable search with fulltext support and TrigramSimilarity. Create and search for tags, assign them in batch to all files matching certain filters. Import recipes from thousands of websites supporting ld+json or microdata. ...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 16
    lightning AI

    lightning AI

    The most intuitive, flexible, way for researchers to build models

    ...Lightning Apps are community-built templates that stitch together your favorite ML lifecycle tools into cohesive ML workflows that can run on your laptop or any cluster. Find templates (Lightning Apps), modify them and publish your own. Lightning Apps can even be full standalone ML products! Run on your laptop for free! Download the code and type 'lightning run app'. Feel free to ssh into any machine and run from there as well. In research, we often have multiple separate scripts to train models, finetune them, collect results and more.
    Downloads: 5 This Week
    Last Update:
    See Project
  • 17
    web2py

    web2py

    Free and open source full-stack enterprise framework

    Free open source full-stack framework for rapid development of fast, scalable, secure and portable database-driven web-based applications. Written and programmable in Python (version 3 and 2.7). Everything you need in one package including fast multi-threaded web server, SQL database and web-based interface. No third-party dependencies but works with third-party tools.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 18
    OctoPrint

    OctoPrint

    OctoPrint is the snappy web interface for your 3D printer

    Control and monitor every aspect of your 3D printer and your printing jobs right from within your browser. OctoPrint's powerful plugin system allows extending its functionality with awesome plugins from the community. Free and open source software released under the Affero General Public License (AGPL). Control and monitor every aspect of your 3D printer and your printing jobs right from within your browser. Access the embedded webcam feed and watch remotely how your printer is creating your newest thing. Get constant feedback regarding the current progress of your print job. ...
    Downloads: 26 This Week
    Last Update:
    See Project
  • 19
    Poetry

    Poetry

    Python packaging and dependency management made easy

    Poetry is a comprehensive Python dependency management and packaging tool that streamlines project setup and maintenance. By consolidating various configuration files into a single pyproject.toml, it simplifies the management of dependencies, virtual environments, and package publishing. Poetry ensures consistency across development environments and facilitates the creation of reproducible builds, making it an essential tool for Python developers seeking efficiency and reliability.​
    Downloads: 11 This Week
    Last Update:
    See Project
  • 20
    MiniStack

    MiniStack

    Ministack: Free, open-source local AWS emulator

    MiniStack is an open-source local AWS emulator designed as a lightweight, fully free alternative to tools like LocalStack, enabling developers to replicate cloud environments directly on their machines. It emulates over 35 AWS services through a single unified endpoint, allowing developers to test applications, infrastructure, and CI/CD pipelines without needing real cloud resources. One of its defining characteristics is its use of “real infrastructure” where possible, meaning services like databases and container orchestration are backed by actual technologies such as PostgreSQL, MySQL, Redis, and Docker instead of pure mocks. ...
    Downloads: 3 This Week
    Last Update:
    See Project
  • 21
    Nevergrad

    Nevergrad

    A Python toolbox for performing gradient-free optimization

    Nevergrad is a Python library for derivative-free optimization, offering robust implementations of many algorithms suited for black-box functions (i.e. functions where gradients are unavailable or unreliable). It targets hyperparameter search, architecture search, control problems, and experimental tuning—domains in which gradient-based methods may fail or be inapplicable. The library provides an easy interface to define an optimization problem (parameter space, loss function, budget) and then experiment with multiple strategies—evolutionary algorithms, Bayesian optimization, bandit methods, genetic algorithms, etc. ...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 22
    Mailu

    Mailu

    Insular email distribution - mail server as Docker images

    Mailu is a simple yet full-featured mail server as a set of Docker images. It is free software (both as in free beer and as in free speech), open to suggestions and external contributions. The project aims at providing people with an easily setup, easily maintained and full-featured mail server while not shipping proprietary software nor unrelated features often found in popular groupware. Security, enforced TLS, DANE, MTA-STS, Letsencrypt!
    Downloads: 0 This Week
    Last Update:
    See Project
  • 23
    Whoogle Search

    Whoogle Search

    A self-hosted, ad-free, privacy-respecting metasearch engine

    Get Google search results, but without any ads, javascript, AMP links, cookies, or IP address tracking. Easily deployable in one click as a Docker app, and customizable with a single config file. Quick and simple to implement as a primary search engine replacement on both desktop and mobile. Autocomplete/search suggestions. POST request search and suggestion queries (when possible). View images at full res without site redirect (currently mobile only). Light/Dark/System theme modes (with...
    Downloads: 18 This Week
    Last Update:
    See Project
  • 24
    qutebrowser

    qutebrowser

    A keyboard-driven, vim-like browser based on PyQt5

    qutebrowser is a keyboard-focused browser with a minimal GUI. It’s based on Python and PyQt5 and free software, licensed under the GPL. It was inspired by other browsers/addons like dwb and Vimperator/Pentadactyl. qutebrowser’s primary maintainer, The-Compiler, is currently working part-time on qutebrowser, funded by donations. To sustain this for a long time, your help is needed! See the GitHub Sponsors page for more information.
    Downloads: 8 This Week
    Last Update:
    See Project
  • 25
    GAM

    GAM

    Command line management for Google Workspace

    ...This page provides simple instructions for downloading, installing and starting to use GAM. GAM requires paid (or Education/non-profit) editions of Google Workspace. G Suite Legacy Free Edition has limited API support and not all GAM commands work. While many GAM functions do not require domain administrative privileges, the setup does. Download GAM, then run the MSI installer. By default, GAM will install to C:\GAM but you can change this to wherever you prefer. GAM will also be added to your path so you can run GAM even if you're not in the GAM folder. ...
    Downloads: 15 This Week
    Last Update:
    See Project
Auth0 Logo