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AddAutomatic DNS management for Docker, Kubernetes, and Proxmox VE workloads with multi-provider support.
dnsweaver watches Docker events, Kubernetes resources, and Proxmox VE clusters to automatically create and delete DNS records. Unlike single-provider or single-platform tools, dnsweaver supports split-horizon DNS, multiple DNS providers simultaneously, and works across Docker, Docker Swarm, Kubernetes, and Proxmox VE — or all of them at once.
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A modern self-hosted media management system for your media library.
MediaManager is the modern, easy-to-use successor to the fragmented "Arr" stack. Manage, discover, and automate your TV and movie collection in a single, simple interface.
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Open-Source No-Code Web Data Extraction Platform.
Build custom robots to automate data scraping.
20 questions from easy to hard to test your RGB knowledge. How far will you go?
This is Maxwell's daemon, a change data capture application that reads MySQL binlogs and writes data changes as JSON to Kafka, Kinesis, and other streaming platforms.
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A minimal, predictable PHP micro-framework for building modern web applications.
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The OS for your personal finances.
Maybe is a fully open-source app for your personal finances built by a small team alongside an incredible community.
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Otter is designed to provide an excellent developer experience while maintaining blazing-fast performance. It aims to address the shortcomings of its predecessors and incorporates design principles from high-performance libraries in other languages (such as Caffeine).
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A self-hosted local image compressor that runs in your browser.
MAZANOKE is a simple image compressor and converter that runs entirely in your browser. No external uploads, works offline as a web app, and is powered by Browser Image Compression.
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mCaptcha is proof-of-work based captcha system that is privacy focused and fully automated. A no-nonsense CAPTCHA system with seamless UX.
mCaptcha is a privacy respecting, free CAPTCHA system with a kickass UX. Your users no longer have to interact with ridiculous image-based CAPTCHA system, wasting precious mental bandwidth. Instead, your computer will do the work for you, see for yourself!
ARK extends Kubernetes with custom resources that make agents, teams, MCP tools, and workflows first-class citizens in your cluster.
Provider-agnostic operations for agentic resources. ARK codifies patterns and practices developed across dozens of agentic application projects.
Model Context Protocolfor the Browser
Browser-based Model Context Protocol (MCP) implementation that enables AI assistants to interact with web applications through standardized MCP tools.
Today's AI automation is like using a robot to read your screen and click buttons. MCP-B gives AI direct access to your website's functions instead.
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Official data.gouv.fr Model Context Protocol (MCP) server that allows AI chatbots to search, explore, and analyze datasets from the French national Open Data platform, directly through conversation.
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Because your AI shouldn't hallucinate package names.
Real, up-to-the-second information about NixOS packages, options, Home Manager, nix-darwin, flakes, and friends — served over the Model Context Protocol.
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MCP, made portable.
mcporter is a TypeScript runtime, CLI, and code-generation toolkit for the Model Context Protocol — built so AI agents and developers can call any MCP server without boilerplate.
Interactive UI Components for MCP SDK for UI over MCP. Create next-gen UI experiences!
Build rich, dynamic user interfaces for your MCP applications with SDKs that bring UI to AI interactions.
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Build and deploy MCP agents.
Spin-up and aggregate MCP servers through a single endpoint and zero friction.
mcp-use is the easiest way to interact with mcp servers with custom agents. 🌐 MCP-Use is the open source way to connect any LLM to any MCP server and build custom MCP agents that have tool access, without using closed source or application clients.
PATTERN MATCHING DEFENSE. Write regex patterns to destroy falling strings.
Monte Carlo simulation of the NBA season, leveraging dbt, duckdb and evidence.dev.
A fast, free and open-source Modern Data Stack (MDS) that can be fully deployed on your laptop or to a single machine.
This project implements a sports Monte Carlo simulator using duckdb, dbt, and evidence. The project is built and run about once per day in a github action. You can learn more about this on the original blog post or on the about page.
Markdown for the component era.
MDX lets you use JSX in your markdown content. You can import components, such as interactive charts or alerts, and embed them within your content. This makes writing long-form content with components a blast.
MDX is an authorable format that lets you seamlessly write JSX in your markdown documents. You can import components, such as interactive charts or alerts, and embed them within your content. This makes writing long-form content with components a blast. 🚀
Recipe Management For The Modern Household
Mealie is an intuitive and easy to use recipe management app. It's designed to make your life easier by being the best recipes management experience on the web and providing you with an easy to use interface to manage your growing collection of recipes.
Responsive CSS motion paths!
A micro-library for scaling CSS motion path strings.
Complete media toolkit.
Pure TypeScript media toolkit for reading, writing, and converting video and audio files, directly in the browser.
A JavaScript library for reading, writing, and converting video and audio files. Directly in the browser, and faster than anybunny else.
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MediaCMS is a modern, fully featured open source video and media CMS. It is developed to meet the needs of modern web platforms for viewing and sharing media. It can be used to build a small to medium video and media portal within minutes.
What was that media query code again?
If you're like me, you'll often know which media query to reach for but just can't quite remember the syntax. This site lists popular media queries with a handy copy button for code the snippet you need.
The ultimate Docker Compose files and configs to build your desired media stack, quickly and easily, with secure outbound network traffic and secure remote access using multifactor authentication.
With many people owning digital media such as CDs, DVD, and Blu-ray disks, home movies, personal photos, personal music collection, its common that people want to build home media servers in order to manage and access their digital libraries from any device within their home network, their mobile devices, and even remotely when they may be away on holidays or having a lunch break at work.
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the open source Shopify alternative.
Medusa is an open source composable commerce engine built with Node.js. Medusa enables developers to build scalable and sophisticated commerce setups with low effort and great developer experience.
a free messaging app for Slack, Facebook Messenger, WhatsApp, Telegram and more.
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🦙 MegaLinter analyzes 50 languages, 22 formats, 21 tooling formats, excessive copy-pastes, spelling mistakes and security issues in your repository sources with a GitHub Action, other CI tools or locally.
MegaMek is a networked Java clone of BattleTech, a turn-based sci-fi boardgame for 2+ players. Fight using giant robots, tanks, and/or infantry on a hex-based map.
MegaMek is a free and open source program that lets you play the tabletop BattleTech game online or against the AI. You can customize units, create campaigns, edit maps, and access the interstellar map with official and custom data.
Meiliweb is a web-based administration panel that helps you store, organize and visualize data in your Meilisearch instances.
Visual diff and merge tool.
Meld helps you compare files, directories, and version controlled projects. It provides two- and three-way comparison of both files and directories, and has support for many popular version control systems.
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a library for building JavaScript web applications.
Melody is a fast and memory efficient library for creating highly dynamic user interfaces.
Melody is a UI library for building JavaScript applications. It helps you to write solid, high performance applications following best practices, while maintaining a clear separation of concerns. The view layer is cleanly delegated to templates which are compiled to highly efficient JavaScript instructions that adaptively render to the DOM.
Extract & Load with joy.
Meltano: the declarative code-first data integration engine that powers your wildest data and ML-powered product ideas. Say goodbye to writing, maintaining, and scaling your own API integrations.
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Vulnerabilities in modern computers leak passwords and sensitive data.
Meltdown and Spectre exploit critical vulnerabilities in modern processors. These hardware vulnerabilities allow programs to steal data which is currently processed on the computer. While programs are typically not permitted to read data from other programs, a malicious program can exploit Meltdown and Spectre to get hold of secrets stored in the memory of other running programs. This might include your passwords stored in a password manager or browser, your personal photos, emails, instant messages and even business-critical documents.
melt away complexity. An open-source Svelte library for building high-quality, accessible design systems and web apps.
AI Memory Layer for your Agents & Apps.
Mem0 ("mem-zero") enhances AI assistants and agents with an intelligent memory layer, enabling personalized AI interactions. It remembers user preferences, adapts to individual needs, and continuously learns over time—ideal for customer support chatbots, AI assistants, and autonomous systems.
Open-source graph database, tuned for dynamic analytics environments. Easy to adopt, scale and own.
Fastest, Most Affordable Graph Database. Light & Powerful. Tuned for Dynamic Analytics Environments. Easy to Adopt, Scale and Own. Now with Vector Search.
Memgraph is an open source graph database built for real-time streaming and compatible with Neo4j. Whether you're a developer or a data scientist with interconnected data, Memgraph will get you the immediate actionable insights fast.
An open-source SQL-Native memory engine for AI. Open-Source Memory Engine for LLMs, AI Agents & Multi-Agent Systems.
One line of code to give any LLM persistent, queryable memory using standard SQL databases.
Memori enables any LLM to remember conversations, learn from interactions, and maintain context across sessions with a single line: memori.enable(). Memory is stored in standard SQL databases (SQLite, PostgreSQL, MySQL) that you fully own and control.
The best-benchmarked open-source AI memory system. And it's free. Local-first AI memory. Verbatim storage, pluggable backend, 96.6% R@5 raw on LongMemEval — zero API calls.
MemPalace stores your conversation history as verbatim text and retrieves it with semantic search. It does not summarize, extract, or paraphrase. The index is structured — people and projects become wings, topics become rooms, and original content lives in drawers — so searches can be scoped rather than run against a flat corpus.
Memory for Proactive 24/7 Agents.
MemU powers autonomous AI agents with persistent, evolving memory. Continuously predict user intentions, act proactively, and work for you — even while you sleep.
Google Doc Sheet open source clone
The best SQLite database editor for macOS
Base is a small, powerful, comfortable SQLite editor for everyone
extensible web OS game and hacking simulator framework for developers and gamers. Virtual OS experience with scripting, apps, terminals & sandboxed gameplay, set in the mental.os() universe.
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The open source operating system for smart glasses.
Smart glasses OS, with dozens of built-in apps. Users get AI assistant, notifications, translation, screen mirror, captions, and more. Devs get to write 1 app that runs on any pair of smart glases.
64bit and 32bit assembly OS.
MenuetOS is an operating system in development for PC, written completely in 64bit assembly language. Features include pre-emptive and real-time multitasking with multiprocessor support and Graphical User Interface.
Color ramp generator using curves within the HSV color model. FettePalette is lightweight, dependency free and fast JavaScript function written in TypeScript. It generates color ramps based on a curve within the HSV color model. This page serves as preview for the variety of options the function takes. FettePalette @ GitHub.
Tiny engine for 3D voxel scenes rendered to SVG — boolean ops, oblique/perspective cameras, zero dependencies. Inspired by the geometric cardboard sculptures of Erwin Heerich.
heerich.js is a minimalist JavaScript engine that constructs 3D voxel compositions and distills them into pristine SVG. By extruding volumes, carving negative space, and applying boolean operations, you wield a programmatic chisel—projecting complex spatial arrangements into a flat, resolution-independent vector canvas.
Esoteric Color Palette Generation Library.
"poline" is an enigmatic color palette generator, that harnesses the mystical witchcraft of polar coordinates. Its methodology, defying conventional color science, is steeped in the esoteric knowledge of the early 20th century. This magical technology defies explanation, drawing lines between anchors to produce visually striking and otherworldly palettes. It is an indispensable tool for the modern generative sorcerer, and a delight for the eye.
A local-first desktop IDE for Amazon ECS.
Mercek is a desktop app for Amazon ECS. It uses the AWS credentials already on your machine and shows your services across every account and region. It's read-only until you approve a change, and it talks to AWS directly, with no server in between and no telemetry.
Real-time APIs Made Easy.
Mercure is an open protocol for real-time communications designed to be fast, reliable and battery-efficient. It is a modern and convenient replacement for both the Websocket API and the higher-level libraries and services relying on it.
Mercure is a protocol for pushing data updates to web browsers and other HTTP clients in a convenient, fast, reliable, and battery-efficient way. It is especially useful to publish async and real-time updates of resources served through web APIs, to reactive web and mobile apps.
The Continuous Merge Platform.
Save time and CI costs while making code merging more secure and less frustrating for developers.
A syntax-aware git merge driver for a growing collection of programming languages and file formats.
Mergiraf can solve a wide range of Git merge conflicts. That's because it's aware of the trees in your files! Thanks to its understanding of your language, it can often reconcile the needs of both sides.
Diagramming and charting tool.
JavaScript based diagramming and charting tool that renders Markdown-inspired text definitions to create and modify diagrams dynamically.