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AddWelcome to the open source Citation Style Language (CSL) project! Our goal is to facilitate scholarly publishing by automating the formatting of citations and bibliographies. We develop the Citation Style Language and maintain a crowdsourced repository with over 10,000 free CSL citation styles.
Nintendo 3DS Emulator.
Citra is an open-source emulator for the Nintendo 3DS capable of playing many of your favorite games.
A TypeScript superset that favors more types and less typing.
A Programming Language for the New Millenium. Code More with Less in a TypeScript Superset.
Civet is a programming language that compiles to TypeScript or JavaScript, so you can use existing tooling (including VSCode type checking, hints, completion, etc.) while enabling concise and powerful syntax. It starts with 99% JS/TS compatibility, making it easy to transition existing code bases. Then it adds many features and syntactic sugar, with some highlights below and more comprehensive examples in the reference.
Open source constituent relationship management for non-profits, NGOs and advocacy organizations.
Internal Tools Deployment Platform. Webapp Management for Internal Tools.
Platform for securely developing and deploying web tools across a team. Application server for containerized webapps. Create and share webapps for CLI applications.
Clace combines the functionality of a reverse proxy, a hypermedia based micro-framework and a container orchestrator (using Docker or Podman) in a single lightweight binary. After starting the Clace server and ensuring Docker or Podman is running, new apps can be installed in one command from GitHub source repo. Clace builds the image and starts the container lazily, on the first API call. Clace can also automatically build simple form based UI for backend APIs.
C Language Family Frontend for LLVM.
The Clang project provides a language front-end and tooling infrastructure for languages in the C language family (C, C++, Objective C/C++, OpenCL, and CUDA) for the LLVM project.
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AI Image Upscaler & Enhancer - Magnific Alternative. Upscale your images with AI Magic.
ClarityAI is a high resolution upscaler which also can enhance your images and add details. You can decide how much you want the AI to add details to your images.
Clarity with every click. Clarity is a free product that captures how people use your site. Setup is easy and you'll start getting data in minutes.
Open source Sonic the Hedgehog for the browser.
Open Sonic is a free open-source game based on the "Sonic the Hedgehog" universe. It introduces a different style of gameplay called cooperative play, in which it's possible to control 3 characters simultaneously. Unlike most similar games, Open Sonic provides a greater level of interaction between the player and the levels. It's more than just a jump'n'run; the user must come up with some strategy in order to get through the levels.
Naming things needn’t be hard. Find inspiration for naming things – be that HTML classes, CSS properties or JavaScript functions – using these lists of useful words.
Automate your course and focus on teaching.
Managing and organizing your class is easy with GitHub Classroom. Track and manage assignments in your dashboard, grade work automatically, and help students when they get stuck— all while using GitHub, the industry-standard tool developers use.
The Open Source Education Platform. A Simple and Beautiful Alternative to Moodle LMS
Every ad account.One command line. Free PPC & Google Ads Audit Tool.
12 platforms, 33 skills, one /ads command. Read-only by default, every finding backed by evidence.
Claude-first paid-media operations skill for Claude Code across 12 ad platforms (Google, Meta, YouTube, LinkedIn, TikTok, Microsoft, Apple, Amazon, Reddit, Pinterest, Snapchat, X): source-grounded audits, deterministic scoring, versioned JSON reports, and capability-gated account changes.
Claude Ads turns authorized exports or account reads into source-grounded audits, plans, creative workflows, experiments, monitoring, and reports. It is read-only by default. Live changes stay disabled until the exact platform and operation pass approval, idempotency, verification, audit, and rollback gates.
AI Coding Agent, Terminal, IDE.
Work with Claude directly in your codebase. Build, debug, and ship from your terminal, IDE, Slack, or the web. Describe what you need, and Claude handles the rest.
Related contents:
- Claude Code Cheat Sheet.
- Claude Code Essentials @ freeCodeCamp.org's YouTube.
- How I'm Productive with Claude Code @ Neil Kakkar.
- Auto mode for Claude Code @ Simon Willison's Weblog.
- Inside the Claude Code source @ Haseeb Qureshi's GitHub Gist.
- Entire Claude Code CLI source code leaks thanks to exposed map file @ Ars Technica.
- Reading leaked Claude Code source code @ Vita Nouva.
- The Claude Code Source Leak: fake tools, frustration regexes, undercover mode, and more @ Alex Kim's blog.
- What's cch? Reverse Engineering Claude Code's Request Signing.
- How Claude Code Builds a System Prompt @ dbreunig.com.
- Fuite Claude Code - 6 trucs à piquer pour vos hooks @ Korben :fr:.
- Leveling Up Secure Code Reviews with Claude Code @ SpecterOps.
Universal SEO skill for Claude Code. 25 sub-skills + 18 sub-agents covering technical SEO, E-E-A-T, schema, GEO/AEO, backlinks, local SEO, maps intelligence, semantic clustering, e-commerce SEO, international SEO, Google APIs, and PDF/Excel reporting. Optional DataForSEO, Firecrawl, and Banana extensions.
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⚡️ Superpowers for your Openclaw. Powerful prebuilt agent workflows. Including 113 prebuilt workflows you can enable in 1 click 🎉
The security firewall for agents.
Give agents prod access and still sleep easy
Claw Patrol holds agent credentials, parses their traffic at the wire, and gates actions they take with rules you write, all while keeping an audit log of every action.
Remove objects, people, text and defects from any picture for free
remove ads and bloat from Android TV and Google TV.
Debloat any Android or Google TV over Wi-Fi and get an Apple TV-style home.
Give the agent a cage, not your keys.
Give the agent a cage, not your keys. One-command Docker sandbox for AI coding agents: full autonomous permissions, per-project isolation, your host stays untouched.
Monitor Docker Logs and send Notifications.
LoggiFly - A Lightweight Tool that monitors Docker Container Logs for predefined keywords 🔑 or regex patterns 🔍 and sends Notifications. Never miss critical container events again - Get instant alerts for security breaches, system errors, or custom patterns through your favorite notification channels. 🚀
Yet another cross-platform graphical process/system monitor.
A customizable cross-platform graphical process/system monitor for the terminal, supporting Linux, macOS, and Windows. Inspired by other tools like gtop, gotop, and htop.
Authentication and User Management. The most comprehensive User Management Platform.
Need more than just a sign-in box? Clerk is a complete suite of embeddable UIs, flexible APIs, and admin dashboards to authenticate and manage your users.
Transparent AI, Rooted in Research, Open to All. The Open Source Deep Researcher Tool. AI-Powered Online Data Information Synthesis Assistant.
CleverBee is a powerful Python-based research assistant agent using Large Language Models (LLMs) like Claude and Gemini, Playwright for web browsing, and Chainlit for an interactive UI. It performs research assistance by browsing the web, extracting content (HTML), cleaning it, and synthesizing findings based on user research topics.
Any software. Any codebase. Any Web API. Generate an agent-native CLI and let AI agents operate it — install with a single command.
Fast Open-Source OLAP DBMS.
ClickHouse® is an open-source column-oriented database management system that allows generating analytical data reports in real-time.
Related contents:
- Altinity Kubernetes Operator for ClickHouse @ GitHub.
- ClickHouse on Kubernetes @ Sr. Data Engineer.
- Inside ClickHouse full-text search: fast, native, and columnar @ ClickHouse.
- How we made ClickHouse log queries 99.5% faster with resource fingerprinting @ SigNoz.
- From Millions to Billions @ geocodio.
- The KFC Architecture Blueprint: Kafka, Flink, and ClickHouse @ Big Data Boutique.
- How we give every user SQL access to a shared ClickHouse cluster @ Trigger.dev.
An open-source guide to help you write better command-line programs, taking traditional UNIX principles and updating them for the modern day.
Take GitHub to the command line.
gh is GitHub on the command line. It brings pull requests, issues, and other GitHub concepts to the terminal next to where you are already working with git and your code.
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AI Autonomous Coding Agent for VS Code.
Autonomous coding agent right in your IDE, capable of creating/editing files, executing commands, using the browser, and more with your permission every step of the way.
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Create clips from media on your personal media server. Self-hosted video clipper for Plex, Jellyfin, and local files.
Cliparr is a streamlined media clipper that allows you to quickly create and download clips from the media currently playing on your Plex or Jellyfin server, or from a local video file opened directly in your browser.
ClipCascade is an open-source, lightweight utility that automatically syncs your clipboard across multiple devices—no key press required. It ensures seamless clipboard sharing between devices, prioritizing privacy with end-to-end encryption. Whether you're moving between workstations or simply want the convenience of a unified clipboard, ClipCascade has you covered.
Clipperz is an online vault and password manager that knows nothing about you and your data. Everything you submit is locally encrypted by your browser before being uploaded to Clipperz.
Stealth Chromium for Browser Automation. Stealth Chromium that passes every bot detection test.
Not a patched config. Not a JS injection. A real Chromium binary with fingerprints modified at the C++ source level. Antibot systems score it as a normal browser — because it is a normal browser.
Community-Powered Clojure Documentation and Examples.
ClojureDocs is a community-powered documentation and examples repository for the Clojure programming language.
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Clojure is a robust, practical, and fast programming language with a set of useful features that together form a simple, coherent, and powerful tool.
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ClojureScript is a robust, practical, and fast programming language with a set of useful features that together form a simple, coherent, and powerful tool.
ClojureScript is a compiler for Clojure that targets JavaScript. It emits JavaScript code which is compatible with the advanced compilation mode of the Google Closure optimizing compiler.
Test with real data. Without the GDPR nightmare. GDPR-aware database cloning for developers.
Clonio CLI clones production-like database data into development, test, staging, and CI while applying anonymization, schema sync, key remapping, and signed audit logs.
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A set of Otoroshi plugins to interact with LLMs.
Connect, setup, secure and seamlessly manage LLM models using an Universal/OpenAI compatible API.
Coriolis® is the simplest way to migrate Windows or Linux virtual machines alongside their associated storage and networking configurations across multiple cloud platforms.
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AWS Cost Estimation and Optimization.
Open-source policy engine that blocks bad AWS spending patterns before they ship and remediates what's already burning.
Cloud Commander is a file manager for the web. It includes a command-line console and a text editor. Cloud Commander helps you manage your server and work with files, directories and programs in a web browser from any computer, mobile or tablet.
CloudConvert is an online file converter. We support nearly all audio, video, document, ebook, archive, image, spreadsheet, and presentation formats. To get started, use the button below and select files to convert from your computer.
CloudConvert supports the conversion between more than 100 different audio, video, document, ebook, archive, image, spreadsheet and presentation formats. You can specify advanced options for every conversion type. Check the supported formats for more details.
Rules engine for cloud security, cost optimization, and governance, DSL in yaml for policies to query, filter, and take actions on resources.
Cloud Custodian enables you to manage your cloud resources by filtering, tagging, and then applying actions to them. The YAML DSL allows defininition of rules to enable well-managed cloud infrastructure that's both secure and cost optimized.
Cloud Custodian, also known as c7n, is a rules engine for managing public cloud accounts and resources. It allows users to define policies to enable a well managed cloud infrastructure, that's both secure and cost optimized. It consolidates many of the adhoc scripts organizations have into a lightweight and flexible tool, with unified metrics and reporting.
World's largest free 3D illustrations collection - High quality illustrations - Free for commercial use - No attribution necessary
Unified stream and batch data processing that's serverless, fast, and cost-effective.
Kubernetes-native CI/CD building blocks.
Tekton is a powerful yet flexible Kubernetes-native open source framework for creating continuous integration and delivery (CI/CD) systems. It lets you build, test, and deploy across multiple cloud providers or on-premises systems by abstracting away the underlying implementation details.
Your corner of the cloud.
Modern software lives in the cloud. Cloud in a Bottle gives you your own part of it: a server you control, with apps that install in one click. Deploy, use, and share web apps on a server you control. Your apps, data, and infrastructure stay yours.
Cloud-init is the industry standard multi-distribution method for cross-platform cloud instance initialization. It is supported across all major public cloud providers, provisioning systems for private cloud infrastructure, and bare-metal installations.
Postgre SQL Operator for Kubernetes. Run PostgreSQL. The Kubernetes way.
CloudNativePG is the Kubernetes operator that covers the full lifecycle of a highly available PostgreSQL database cluster with a primary/standby architecture, using native streaming replication.
Related contents:
- Plongez dans le monde de CloudNativePG #4 - Les sauvegardes ! @ Dalibo :fr:.
- Making Postgres scale to zero with CNPG @ xata.
- Kubernetes Finally Solves Its Biggest Problem: Managing Databases @ The New Stack. https://medium.com/@nejdetkadir/how-i-built-my-own-home-lab-a-single-node-kubernetes-platform-34bdf6a08a26
🌩 Self-hosted file management and sharing system, supports multiple storage providers.
☁️ Support storing files into Local, Remote node, OneDrive, S3 compatible API, Qiniu, Aliyun OSS, Tencent COS, Upyun.
A React Book for the Reluctant.
A complete React education disguised as a 16-chapter complaint about React. Written by an AI that’s never had to clear node_modules to free up disk space, for developers who have.
DevOps experts to define, build, and improve your infrastructure Performance, security, sovereignty... Your infrastructure challenges require a tailored approach. Whether Cloud or On-Premise, our experts guide you in constructing the infrastructure that addresses your needs.
Organize Life and Work, Self-Hosted or Hosted.
A calm, open system for organizing life and work. Tasks, projects, notes, areas, and smart workflows - self-hosted or hosted.
Cluster API is a Kubernetes sub-project focused on providing declarative APIs and tooling to simplify provisioning, upgrading, and operating multiple Kubernetes clusters.
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