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AddYour dev environment, everywhere.
Create development environments with all the dependencies you need and easily share them with colleagues. Work consistently across the entire software lifecycle.
Flox is a virtual environment and package manager all in one. With Flox you create environments that layer and replace dependencies just where it matters, making them portable across the full software lifecycle.
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The Agent Harness Framework. The sandbox agent framework.
Not another SDK. Build powerful, autonomous agents with Flue's programmable TypeScript harness. Write once, deploy anywhere.
Flue is a TypeScript framework for building the next generation of agents, designed around a built-in agent harness. It's like Claude Code, but 100% headless and programmable. There's no baked-in assumption like requiring a human operator to function. No TUI. No GUI. Just TypeScript.
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Fluent Bit is a super fast, lightweight, and highly scalable logging and metrics processor and forwarder. It is the preferred choice for cloud and containerized environments.
Build better responsive designs in less code.
Scale utilities smoothly between breakpoints with CSS clamp().
Fluorite is the first console-grade game engine fully integrated with Flutter. Its reduced complexity by allowing you to write your game code directly in Dart, and using all of its great developer tools. By using a FluoriteView widget you can add multiple simultaneous views of your 3D scene, as well as share state between game Entities and UI widgets - the Flutter way!
Collect, organise, comment on and share links from around the Web.
Flus brings together news feed aggregation and social bookmarking in a modern way. It is designed as a simple, yet complete tool for organising the links you gather around the Web.
Source: Faire sa veille avec des logiciels libres @ Net Security :fr:.
Build apps for any screen
Flutter transforms the app development process. Build, test, and deploy beautiful mobile, web, desktop, and embedded apps from a single codebase.
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Build beautiful, modern apps incredibly fast. Build applications faster than ever.
Create beautiful UI, generate clean code, and deploy to the app stores or web in one click. Fully extensible with custom code.
Flock is Flutter+ • Flock is a fork of Flutter. Flock stays up to date with Flutter, and also adds new community features.
Flutter is a new project to help developers build high-performance, high-fidelity, mobile apps for iOS and Android from a single codebase.
Wirelessly cast your Linux Desktop.
I wanted to just watch movies by streaming them from my linux laptop, but nothing worked... so I created Fluxcast!
Stream your Linux desktop to a Smart TV via Miracast/WFD, DLNA, or Chromecast.
Flux is a set of continuous and progressive delivery solutions for Kubernetes that are open and extensible.
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- (Almost) Every infrastructure decision I endorse or regret after 4 years running infrastructure at a startup @ Jack's home on the web.
- Rebuilding My Talos Cluster from Bare Metal @ Nerdz.
- How to scale GitOps in the enterprise: From single cluster to fleet management @ Platform Engineering.
- Bootstrapping Flux with Terraform, the right way @ Flux.
A chat app that puts you first.
Fluxer is a free and open source instant messaging and VoIP chat app built for friends, groups, and communities.
Livewire UI kit. The official Livewire component library.
Built by the folks behind Livewire and Alpine.
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The Flyimg project is a Dockerized application that allows you to resize, crop, and compress images on the fly. One Docker container to build your own Cloudinary-like service.
By default, Flyimg generates the AVIF image format (when the browser supports it) which provides superior compression compared to other formats.
Additionally, Flyimg also generates the WebP format, along with the impressive MozJPEG compression algorithm to optimize images, other formats are supported also such as PNG and GIF.
Distributed SQLite.
LiteFS is a distributed file system that transparently replicates SQLite databases. You can run your application like it’s running against a local on-disk SQLite database but behind the scenes the database is replicated to all the nodes in your cluster. With LiteFS, you can run your database right next to your application on the edge. You can run LiteFS anywhere!
Flynn deploys apps, scales apps, and manages databases with best practices right out of the box. Automatically doing all the things that were too complicated, expensive, or time consuming to do manually. And because it's open source, modular, and built on a set of core APIs, it's easy to extend or customize to any environment or need. Flynn is simply the easiest, most powerful way to run and scale your applications.
File Storage Abstraction for PHP.
Flysystem is a file storage library for PHP. It provides one interface to interact with many different types of filesystems. When you use Flysystem, you’re not only protected from vendor lock-in, you’ll also have a consistent experience for which ever storage is right for you.
Version control for your database
Robust schema evolution across all your environments. With ease, pleasure, and plain SQL.
FNA is a reimplementation of the Microsoft XNA Game Studio 4.0 Refresh libraries.
This is FNA, an XNA4 reimplementation that focuses solely on developing a fully accurate XNA4 runtime for the desktop.
FNA is primarily developed by video game porter Ethan Lee, who has shipped more than four dozen ports of XNA games using the exact branch that you see on GitHub today!
Fort Knox for your secrets. encrypted/remote secret manager.
Manage secrets with encryption or cloud providers - or both!
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The FinOps Open Cost and Usage Specification (FOCUS™) is an open-source specification that defines clear requirements for billing data generators to produce consistent cost and usage datasets.
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A free open-source network computer cloning and management solution.
FOG is a free open-source cloning/imaging/rescue suite/inventory management system. FOG can be used to image Windows XP, Vista, Windows 7, Window 8/8.1, and Windows 10, Windows 11 PCs using PXE, PartClone, and a Web GUI to tie it together. Includes features like memory and disk test, disk wipe, av scan, task scheduling, inventory management, remote deployment of OS's, and remote installation of software packages. Features can be triggered through the web GUI, once the client machine has been registered with FOG.
FOKS provides a secure, end-to-end encrypted Git hosting service. Your data is encrypted on your machine before it is sent to the server, and the server never sees data or filenames in unencrypted form. This means that even if the server is compromised, your data is safe. FOKS is federated, so the git server can be one that you host, or one that is hosted for you.
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☁️ Self-hosted cloud platform in a single binary - Share files, collaborate in real-time, and manage users with zero dependencies.
TypeScript Frontend Framework Built on Effect-TS. Built on Effect. Architected like Elm. Written in TypeScript.
Foldkit is for developers who want to build their product with confidence instead of fighting their architecture. If you want a single pattern that scales from a counter to a multiplayer game without complexity creep, this is it.
🧡 Follow everything in one place.
As they say, your thoughts are what you read—and we’ve been consuming noisy feeds for too long! Folo organizes content into one timeline, keeping you updated on what matters, noise-free. Share lists, explore collections, and enjoy distraction-free browsing.
Folo is the AI RSS Reader
AI RSS Reader for deep, noise-free reading with contextual AI.
The AI that reads the internet for you, cutting through noise to surface the knowledge you actually care about.
Find mathematically optimal font pairings — anatomy, metrics & compatibility
𝓒𝓸𝓹𝔂 𝒂𝒏𝒅 𝓟𝓪𝓼𝓽𝓮 Cool Fancy Text.
Change the font style of your text and copy and paste cool fonts from a huge variety of options ✨ using this text generator.
An updating monorepo full of self-hostable Open Source fonts bundled into individual NPM packages!.
Test and preview fonts.
Pick fonts for your website without breaking your head. Test fonts on live websites .
Pick fonts that demand Attention. Text makes up 80% of your UI, the rest are white spaces. The right font doesn't just display information—it shapes perception. Choose the perfect font, and turn casual visitors into loyal customers.
Find used fonts on any website with Fonty.io.
Enter a website URL and our tool will analyze the fonts used on the site and display them for you to view. This can be useful for web designers and developers looking to learn more about the typography used on a specific website.
Predictive Mouse Intent Library. What if we could only prefetch data the user actually needs?
ForesightJS is a JavaScript library that predicts user intent by tracking the mouse. Great for prefetching without wasting resources.
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A simple CMS for Jekyll and Hugo sites. Headless CMS that commits. Give your editors the power of Git. Create, edit, and instant preview Markdown-based sites.
The AI Shell. AI enabled pair programmer for Claude, GPT, O Series, Grok, Deepseek, Gemini and 300+ models.
A comprehensive coding agent that integrates AI capabilities with your development environment.
ForgeFed is a federation protocol for software forges and code collaboration tools for the software development lifecycle and ecosystem. This includes repository hosting websites, issue trackers, code review applications, and more. ForgeFed provides a common substrate for people to create interoperable code collaboration websites and applications.
Beyond coding. We forge.
Forgejo is a self-hosted lightweight software forge. Easy to install and low maintenance, it just does the job.
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Deploy your Laravel PHP application painlessly.
Server management doesn't have to be a nightmare. Provision and deploy unlimited PHP applications on DigitalOcean, Akamai, Vultr, Amazon, Hetzner and more.
Health, fitness, and wellness in open source form.
A clean, open-source fitness tracking application to help you track workouts, body measurements, and progress toward health goals.
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The open-source form backend for data privacy conscious developers.
FormBee is an open source form backend service that allows you to manage your form submissions, and send them to your email, or use any of our integrations to send submission data to your favorite apps.
Free Web Form API - Form to Email, Slack, Notion, Telegram and More. Complete Web Form Solution for Static Websites. FormBold is a powerful form API and serverless form backend that works with all hosting, SSG, and frameworks. Receive form submissions directly to your email inbox, slack, telegram, notion, and more. Ready to use with any Static, Jamstack, and SSG sites including - HTML, React, Next.js, Gatsby, Vue, Nuxt, Hugo, and Jekyll.
The Open Source Qualtrics Alternative. Privacy-first Experience Management.
Formbricks is a privacy-first XM Suite built on the largest open source survey platform worldwide. Gather feedback on websites, apps and everywhere else to understand what your customers need.
UI based codegen tool to easily create Beautiful and Type safe @shadcn/ui forms.
formify is an open source application that lets you create, manage and embed forms on any site without writing single line of code.
Alibaba unified front-end form solution
📱🚀 🧩 Cross Device & High Performance Normal Form/Dynamic(JSON Schema) Form/Form Builder -- Support React/React Native/Vue 2/Vue 3.
In React, the whole tree rendering performance problem of the form is very obvious in the controlled mode. Especially for the scene of data linkage, it is easy to cause the page to be stuck. To solve this problem, we have distributed the management of the state of each form field, which significantly improves the performance of the form operations. At the same time, we deeply integrate the JSON Schema protocol to help you solve the problem of back-end driven form rendering quickly.
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Data Governance Platform.
The Zero-Trust, Enterprise-Wide Data Governance Platform For Forms, Applications & Data Management Standardize all your form, API, and data requirements with the only unopinionated, scalable, extensible, configurable data governance platform that's fully embedded in your environment.
Modular and type-safe forms
Build your next form with Formisch, the open source form library with performance, type safety and bundle size in mind. The lightweight, schema-first, and fully type-safe form library for React, Solid, Vue, Svelte and more.
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⚡️ The open-source form framework for Vue.
FormKit is a form-authoring framework for Vue developers that makes building high quality production-ready forms 10x faster. It is easy-to-learn and ships with production-ready scaffolding like inputs, forms, submission and error handling, and validation rules. To learn more check out the documentation website at: formkit.com.
Free Email Forwarding. Custom Domain Emails.
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Private AI Assistant. A fully local alternative to Manus AI. Voice-enabled AI assistant that autonomously browses the web, writes code, and plans tasks while keeping all data on your device.
- [AgenticSeek @ GitHub](https://github.com/Fosowl/agenticSeek}.
Comprehensive Open Source Security and SBOM Management. Secure Your Products From Repo to Release.
Stop vulnerabilities, automate compliance, and mitigate third-party risk in your applications.
A minimalist GPodder server, using the same API, for self-hosting
This is a minimalist podcast synchronization server, for self-hosting your podcast listening / download history.
A Coherent Software Configuration Management System.
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Online Photo Editor Fotoramio is a free photo editor and collage maker with an extraordinary array of photo editing tools. Using our web apps, you can quickly improve photos with both basic tools and advanced ones such as filters, effects, frames, overlays, adding text and much more.
A Self-Hosted & Modern Roleplaying Platform.
Foundry Virtual Tabletop is software that provides an innovative online role-playing experience. The software supports Windows, Mac, and Linux and allows you to self-host a game server that players connect to for free directly through a web browser.
A javascript app to scrobble music you listened to, to Maloja, Last.fm, and ListenBrainz
Hybrid Cache in Rust. Seamlessly integrates both in-memory and disk cache for optimal performance and flexibility.
foyer aims to be an efficient and user-friendly hybrid cache lib in Rust. foyer draws inspiration from Facebook/CacheLib, a highly-regarded hybrid cache library written in C++, and ben-manes/caffeine, a popular Java caching library, among other projects.
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