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AddGreyNoise watches the internet's background radiation—the constant storm of scanners, bots, and probes hitting every IP address on Earth. We've cataloged billions of these interactions to answer one critical question: is this IP a real threat, or just internet noise? Security teams trust our data to cut through the chaos and focus on what actually matters.
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Web Cache Vulnerability Scanner is a Go-based CLI tool for testing for web cache poisoning and web cache deception.
The scanner supports many different web cache poisoning and web cache deception techniques, includes a crawler to identify further URLs to test, and can adapt to a specific web cache for more efficient testing. It is highly customizable and can be easily integrated into existing CI/CD pipelines.
Make Internet Money. Open source payments + billing infrastructure. Infinite pricing models, one source of truth, zero webhooks.
Vue File Manager. A sleek, developer-friendly file manager. organize, preview, and manage files with ease.
Easily integrate it into your app, connect to any storage (local, S3, etc.), and craft your own cloud experience with full control over uploads, search, and customization.
File Format for Internet of Things
TsFile is a columnar storage file format designed for time series data, which supports efficient compression, high throughput of read and write, and compatibility with various frameworks, such as Spark and Flink. It is easy to integrate TsFile into IoT big data processing frameworks.
The first fully functional Lisa Emulator™.
LisaEm is a emulator that runs on a wide variety of modern and somewhat old systems by means of the wxWidgets framework, implementing an emulation of the (in)famous Apple Lisa Computer. The Apple Lisa computer is the predecessor of the Mac and the "inspiration" of many GUI environments from Windows 1.x to GEOS, GEM, VisiOn, etc.
LisaGUI is a web OS inspired by the Lisa Office System, Apple's first graphical user interface (GUI). It aims to recreate the Apple Lisa's iconic 1-bit UI directly in your browser.
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This interactive, certified course will guide you through building and deploying your own AI Agents.
Modern embedded framework, using Rust and async. The next-generation framework for embedded applications
Write safe, correct and energy-efficient embedded code faster, using the Rust programming language, its async facilities, and the Embassy libraries.
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The Robot Operating System (ROS) is a set of software libraries and tools that help you build robot applications. From drivers to state-of-the-art algorithms, and with powerful developer tools, ROS has what you need for your next robotics project. And it's all open source.
- [ROS 2 @ GitHub](Robot Operating System (ROS)).
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Open platforms for robotics
We create open software and hardware platforms for robotics. Working with our global community, we offer three open platforms: ROS, Gazebo and Open-RMF. Program your robots with ROS, simulate them with Gazebo, interoperate your systems using Open-RMF. These platforms are widely used around the world, from production deployments to classroom projects. To learn more about how the community is using these platforms to create valuable solutions, see our community showcase.
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Welcome! This is a book about multi-robot systems. Why? Because it's the future!
Robots are becoming more affordable, more capable, and more useful in many "real life" scenarios. As a result, we are seeing more and more robots that need to share spaces and work together to accomplish tasks. In this book, we will introduce the Robot Operating System 2 (ROS 2) as well as the Robot Middleware Framework (RMF), which is built on ROS 2 and tries to simplify the creation and operation of complex multi-robot systems.
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The Foundation for Connected Things. Smart Home Device Solution.
One protocol to connect compatible devices and systems with one another. Smart home devices should be secure, reliable, and seamless to use. And with Matter, they are.
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If you need to convert files from one markup format into another, pandoc is your swiss-army knife. Pandoc can convert between many formats.
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XƎTEX is an extension of TEX that integrates TEX's typesetting capabilities with (a) the Unicode text encoding standard (supporting most of the world’s scripts) and (b) modern font technologies (TrueType and OpenType) and text layout services (AAT, OpenType layout, SIL Graphite) provided by the host operating system and available libraries.
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Observability on Your Laptop and in Your Browser
Run local logs & traces, query them in CLI or UI, entirely on your machine. Then share results with teammates.
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interactive, collaborative html elements with a single data attribute.
playhtml is an open-source library for designing communal web experiences by enhancing web elements with real-time, collaborative interactivity.
Why does the internet feel lonely when we increasingly spend much of our time on it? I think it's because most of the internet is a solitary experience, by design: personal algorithmic feeds, content-focused websites, no indicator of who else is here with us right now.
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Copy lines with file path, line number, and repository URL metadata. Perfect for sharing code snippets with context.
When sharing code snippets, it's often useful to include the file path and line number for context. This plugin makes it easy to copy lines with this metadata. It is easier to understand the context of the code snippet when the file path and line number are included. Otherwise you have to do it manually. Copying snippet, then adding the line number (what if it is long config file? it is boring). We can automate it and do not waste our time.
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Continuum 93 is an emulator of a classic retro computer that never existed before and is designed for retro games programming in native assembly code.
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trifold is a tool to serve static websites using a content delivery network (CDN).
This allows painless deployment of sites consisting entirely of static assets (HTML, CSS, JS, images) for pennies a month. It is the perfect companion to deploy sites built with static-site generators like Hugo, Zola, Quarto, or zensical.
The Darwin Information Typing Architecture (DITA) specification defines a set of document types for authoring and organizing topic-oriented information, as well as a set of mechanisms for combining, extending, and constraining document types.
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DocBook is a schema (available in several languages including RELAX NG, SGML and XML DTDs, and W3C XML Schema) maintained by the DocBook Technical Committee of OASIS. It is particularly well suited to books and papers about computer hardware and software (though it is by no means limited to these applications).
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reStructuredText (reST) is the default plaintext markup language used by both Docutils and Sphinx. Docutils provides the basic reStructuredText syntax, while Sphinx extends this to support additional functionality.
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A desktop app for isolated, parallel agentic development.
mux (Coding Agent Multiplexer) is a cross-platform desktop application for AI-assisted development with isolated workspace management.
A cinematic Git commit replay tool for the terminal, turning your Git history into a living, animated story.
A fast, framework-agnostic undo/redo core powered by Mutative JSON Patch.
A fast, framework-agnostic undo/redo library that stores only changes, not full snapshots.
Travels gives your users the power to undo and redo their actions—essential for text editors, drawing apps, form builders, and any interactive application. Unlike traditional undo systems that copy entire state objects for each change, Travels stores only the differences (JSON Patches), making it 10x faster and far more memory-efficient.
Enforce the habit of self-documenting code through better commit messages.
smartcommit is an intelligent, AI-powered CLI tool that helps you write semantic, Conventional Commits messages effortlessly. It analyzes your staged changes, asks clarifying questions to understand the "why" behind your code, and generates a structured commit message for you.
Server Survival is an interactive 3D simulation game where you play as a Cloud Architect. Your mission is to build and scale a resilient cloud infrastructure to handle increasing traffic loads while fighting off DDoS attacks and managing your budget.
Kubernetes Compliance & Security Checks Extension. Browser extension for Kubernetes YAML guardrails – security & compliance linting directly in GitHub/GitLab.
Guardon is a lightweight browser extension that helps developers and reviewers detect common Kubernetes misconfigurations and security issues directly on code hosting sites (GitHub, GitLab, Bitbucket) or from pasted YAML. It parses multi-document YAML, applies configurable rules, and can suggest safe fixes.
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a minimal wrapper around git’s native worktree commands. It adds organizational convention while letting git handle all the complexity.
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Type-safe Composable CSS.
From simple UI styles to full Design Systems, write code using Styleframe’s powerful TypeScript CSS API — AI-ready by design. Write type-safe, composable, future-proof Design Systems code using styleframe's powerful TypeScript CSS API.
The toolkit for AI devtools context engineering. Build with codebase mapping, symbol extraction, and many kinds of code search.
kit is a production-ready toolkit for codebase mapping, symbol extraction, code search, and building LLM-powered developer tools, agents, and workflows.
kit shines for getting precise, accurate, and relevant context to LLMs. Use kit to build code reviewers, code generators and graphs, even full-fledged coding assistants: all enriched with the right code context.
System profiling, app tracing and trace analysis.
Production-grade client-side tracing, profiling, and analysis for complex software systems.
Perfetto is an open-source suite of SDKs, daemons and tools which use tracing to help developers understand the behaviour of complex systems and root-cause functional and performance issues on client and embedded systems.
It is a production-grade tool that is the default tracing system for the Android operating system and the Chromium browser.
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Open Source Cloud Security Scanner.
An open source, cloud-native security to protect everything from build to runtime.
cnspec assesses your entire infrastructure's security and compliance. It finds vulnerabilities and misconfigurations across public and private cloud environments, Kubernetes clusters, containers, container registries, servers, endpoints, SaaS products, infrastructure as code, APIs, and more.
A powerful policy as code engine, cnspec is built upon Mondoo's security data fabric. It comes configured with default security policies that run right out of the box. It's both fast and simple to use!
An Open-Source Personal AI Cloud OS. Let people own their data again.
Olares is an open-source personal cloud operating system designed to empower you to own and manage your digital assets locally. Instead of relying on public cloud services, you can deploy powerful open-source alternatives locally on Olares, such as Ollama for hosting LLMs, ComfyUI for image generation, and Perplexica for private, AI-driven search and reasoning. Imagine the power of the cloud, but with you in complete command.
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Open Source Apps APK for Android.
This repository of free and open source apps for Android lets you download the latest version of popular FOSS applications safe and secure. Unlike other services, OpenAPK always serves the most recent APK files so you are up to date.
Multi-Platform Gamepad Firmware for Raspberry Pi Pico and other RP2040 boards.
GP2040-CE (Community Edition) is a gamepad firmware for the Raspberry Pi Pico and other boards based on the RP2040 microcontrollers that combines multi-platform compatibility, low latency and a rich feature set to provide endless customization possibilities without sacrificing performance.
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Following a stroke and the inability to play with my right hand, which no longer had any feeling, I tested a few commercially available devices to enable me to play with only my left hand.
However, none of them convinced me (problems with access to all the buttons, latency), so I developed the "Zniko" controller: I modeled the controller, found the necessary components, and adapted the software.
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Docker Manager is an Android App that allows you to manage your docker installation on remote from your mobile phone!
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An executable file that runs a harmless program most of the time, but will run a different, hidden code if deployed on a specific target host.
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A simple music app using YouTube Music for backend.
A FOSS YouTube Music client for Android with many features from Spotify, SponsorBlock, ReturnYouTubeDislike.
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Export iMessage data + run iMessage Diagnostics.
This crate provides both a library to interact with iMessage data as well as a binary that can perform some useful read-only operations using that data. The aim of this project is to provide the most comprehensive and accurate representation of iMessage data available.
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Mario Kart 64 for PC and Switch.
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Transform Your Browsing Experience. Transform Colorful Ads to Black and White.
GrayScaleAdz turns distracting, colorful adverts into subtle grayscale (Black and White), allowing you to focus on what matters without breaking the web.
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A design system for building retro Apple-inspired interfaces.
System.css is a CSS library for building interfaces that resemble Apple's System OS which ran from 1984-1991. Design-wise, not much really changed from System 1 to System 6; however this library is based on System 6 as it was the final monochrome version of MacOS.
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A fast file searching tool for macOS.
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Backup automation for self-hosters. Powerful backup automation for your remote storage Encrypt, compress, and protect your data with ease.
Zerobyte is a backup automation tool that helps you save your data across multiple storage backends. Built on top of Restic, it provides an modern web interface to schedule, manage, and monitor encrypted backups of your remote storage.
A lightweight, high-performance Rust email archiver with WebUI.
Bichon is a minimal, high-performance, standalone Rust email archiver with a built-in WebUI. Its name is inspired by the puppy my daughter adopted last month. It runs as a single binary, requires no external dependencies, and provides fast, efficient email archiving, management, and search.
Eonvelope is an open-source self-hostable email archive built with the django framework.
A comprehensive solution for archiving, searching, and exporting emails.
Mail-Archiver is a web application for archiving, searching, and exporting emails from multiple accounts. Featuring folder sync, attachment support, mailbox migration and a dashboard.
Short-form Looping Videos on Nostr. Authentic moments. Human creativity.
ssh-first fediverse blog. Blog directly from ssh!
stegodon is an SSH-first federated blogging platform. Users connect via SSH to create notes in a terminal interface. Notes federate to the Fediverse via ActivityPub and are available through RSS feeds and a web interface.
Advanced Log Analytics Platform for Traefik and Beyond.
LogLynx is a high-performance (less than 50 MB of RAM), real-time log analytics platform designed to provide deep insights into your web traffic. Built with Go and optimized for Traefik reverse proxy logs, it offers a beautiful dark-themed dashboard and comprehensive REST API.
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Listenarr automates audiobook collection management similar to Sonarr or Radarr, but for audiobooks. It can search, download, and organize your library automatically using metadata from Audible and other sources.
A powerful, free SEO crawler with features that surpass even paid Screaming Frog.
Free desktop SEO crawler - open source alternative to Screaming Frog and similar tools. Crawl websites, analyze links, extract SEO data, and export results without subscription fees. Fully customizable and extensible!
Secure Command-Line Password Manager.
Keepr is a secure, cross-platform command-line password manager designed for software developers. It stores your credentials in an encrypted SQLCipher database that lives entirely on your local machine, ensuring complete control over your data. No servers, no cloud syncing — just strong, local encryption.
A web-based management interface for CrowdSec security stack with Pangolin integration. This project replaces the bash script with a modern, user-friendly ShadcnUI built with Go and React.
A Syncthing Wrapper for Android.
A wrapper of Syncthing for Android. Head to the "releases" section or F-Droid for builds. Please seek help on the forum and/or social media apps first before creating issues on the tracker.