Links
AddCSS.coloratum is a nifty little tool that helps you:
Share colors with friends and colleagues (never have to go through describing a shade again, just give them the link!)
Check out what RGB & HSL values correspond to that color keyword you keep using
Covert HSL to RGB, because you're done with your prototype and now it has to work in IE8 too
...and much more!
Product Design Knowledge.
Stay on top of your design process with the bite-sized hints and cheat sheets about UX Product Design.
AI-powered Postgres Client. cursor for data ⚡️ - explore your postgresql db in seconds.
Automatically adapts your existing HTML images for mobile devices. No mark-up changes needed. Just drop it in and forget about it. Why? Because your site is being increasingly viewed on smaller, slower, low bandwidth devices. Your desktop-centric images load slowly, cause UI lag, and cost your visitors un-necessary bandwidth and money. You've implemented a responsive design in CSS, and need something to adapt your <img>'s too.
Authentication for the Web.
Auth.js is a complete open-source authentication solution for web applications.
FIRST is the premier organization and recognized global leader in incident response. Membership in FIRST enables incident response teams to more effectively respond to security incidents - reactive as well as proactive.
FIRST brings together a variety of computer security incident response teams from government, commercial, and educational organizations. FIRST aims to foster cooperation and coordination in incident prevention, to stimulate rapid reaction to incidents, and to promote information sharing among members and the community at large.
The purpose of beets is to get your music collection right once and for all. It catalogs your collection, automatically improving its metadata as it goes using the MusicBrainz database. Then it provides a bouquet of tools for manipulating and accessing your music.
Normalize.css is a customisable CSS file that makes browsers render all elements more consistently and in line with modern standards. We researched the differences between default browser styles in order to precisely target only the styles that need normalizing.
A native MacOS Postgres client.
Searchlight is a native macOS, open-source PostgreSQL client designed to be simple, lightweight, and developer-friendly. It offers a clean and intuitive interface for managing databases and running queries without the complexity of full-scale database management tools. Searchlight focuses on delivering a smooth and efficient experience for developers who need quick and easy access to their PostgreSQL databases.
Docker backups you can restore.
DockNest backs up your Docker sites, verifies every recovery point, and restores to a separate copy. Self-hosted, open source, and in beta.
Predictive inline shell autosuggestions for zsh - Go daemon, no TUI, no sync. smarter than history, lighter than a plugin.
Deja is a smarter replacement for zsh-autosuggestions. Instead of only surfacing commands that start with what you've typed, Deja uses fuzzy matching, directory awareness, and command sequence prediction to suggest what you actually want to run — as inline ghost text, after every keystroke, with zero latency.
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Convert Kubernetes Cilium Network Policies to OpenGraph JSON BloodHound ingestion.
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Automate Your Audit Reports with AuditForge.
AuditForge is a pentest reporting application making it simple and easy to write your findings and generate a customizable report. Save time, increase efficiency, and maintain data confidentiality with our open-source auditing software.
responsive framework
a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, SVG and MathML. DOMPurify works with a secure default, but offers a lot of configurability and hooks.
A coding-agent skill for multi-phase security audits with independently verified, machine-readable findings.
A coding-agent skill that turns your agent into a security auditor. It orchestrates multiple parallel agents through a six-phase pipeline -- recon, hunting, validation, reporting, structured output, and independent verification -- to find exploitable vulnerabilities with real impact.
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animate.css is a bunch of cool, fun, and cross-browser animations for you to use in your projects. Great for emphasis, home pages, sliders, and general just-add-water-awesomeness.
SQL Indexing and Tuning e-Book for developers. Use The Index, Luke covers Oracle, MySQL, PostgreSQL, SQL Server, ...
A site explaining SQL indexing to developers—no crap about administration. SQL indexing is the most effective tuning method—yet it is often neglected during development. Use The Index, Luke explains SQL indexing from grounds up and doesn’t stop at ORM tools like Hibernate.
A powerful, easy to use template engine for Rust Inspired by Jinja2 and Django templates
A GPU-accelerated UI framework for Zig, targeting macOS (Metal), Linux (Vulkan/Wayland), and Browser (WASM/WebGPU).
Gooey is a hybrid immediate/retained mode UI framework designed for building fast, GPU-rendered applications on macOS/Metal, WebAssembly/WebGPU, and Wayland/Vulkan
Quickly build bulletproof HTML emails
Monitor a process and trigger a notification.
Never sit and wait for some long-running process to finish. Noti can alert you when it's done. You can receive messages on your computer or phone.
Open-source document processing platform built for knowledge workers.
Rowfill helps extract, analyze, and process data from complex documents, images, PDFs and more with advanced AI capabilities.
A maintained fork of ampache, a php music streaming and on the fly transcoding server.
Open source clones of popular sites.
100+ open-source clones and alternatives of popular sites like Airbnb, Amazon, Instagram, Netflix, Tiktok, Spotify, Whatsapp, Youtube, etc. List contains source code, tutorials, demo links, tech stack, and GitHub stars count. Great for learning purpose!
benchmark tooling that loves you ❤️
Mitata is a benchmark tooling library for JavaScript and C++ that offers accurate timing down to picoseconds, helpful visualizations, and features like automatic garbage collection and argument handling for benchmarks.
Redis/Valkey Compatible Distributed Transactional Key-Value Store.
EloqKV is a high-performance distributed database with a Redis/ValKey compatible API. It offers features like ACID transactions, full elasticity and scalability, tiered storage, and session-style transaction syntax — all while preserving Redis' simplicity and usability. EloqKV is engineered for developers who need a modern no-compromise database solution to power the next generation of demanding applications in the AI era.
Your GitHub as a 3D City.
Your GitHub profile as a 3D pixel art building in an interactive city
Simple IOC and YARA Scanner. Scanner for Simple Indicators of Compromise.
An open source alternative to Tableau. Easily embedded as a component in web apps.
Graphic Walker is a different type of open-source alternative to Tableau. It allows data scientists to analyze data and visualize patterns with simple drag-and-drop operations.
Scrypted is a high performance home video integration and automation platform.
Scrypted is a high performance home video integration platform and NVR with smart detections. Instant, low latency, streaming to HomeKit, Google Home, and Alexa. Supports most cameras.
La classe Vanilla JS universelle pour Google Maps.
MagixMaps est une bibliothèque JavaScript légère, performante et sans dépendances (Vanilla JS), conçue pour intégrer l'API Google Maps (version 2026) dans tout projet web.
Self-hosted infrastructure inventory and operations for homelabs and labs: racks, devices, ports, cables, IPAM, VLANs, WiFi, compute, discovery, monitoring, reports, and topology visualization.
A rich and powerful templating language for JavaScript. A powerful templating engine with inheritance, asynchronous control, and more (jinja2 inspired).
🔢 Numeric file shortcuts for common git commands .
scmpuff makes working with git from the command line quicker by substituting numeric shortcuts for filenames.
AI and inverse problems for a revolution in digital photography.
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The PM for your AI agent. An AI-powered task-management system you can drop into Cursor, Lovable, Windsurf, Roo, and others.
Taskmaster is your AI's personal project manager. Organize, research, expand, prioritize, and ship tasks effortlessly. Enjoy permanent context, zero drift & instant clarity. It's free, open-source & API-friendly. Let's vibe productively.
20 questions from easy to hard to test your RGB knowledge. How far will you go?
A simple HTTP Request & Response Service. HTTP Request & Response Service, written in Python + Flask.
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chibisafe is a beautiful and performant vault to save all your files in the cloud.
A modern and self-hosted take on file uploading services that can handle anything you throw at it thanks to it's robust and fast API, chunked uploads support and more.
Static site generator The modern way to build Websites and Apps that delivers better performance
Extract prominent colors from an image. Vibrant.js is a javascript port of the awesome Palette class in the Android support library.
It's a tool that's used for performing queries on streams of records in various formats.
The goal is to make ad-hoc exploration of data sets easy without having to use more heavy-weight tools like SQL/MapReduce/custom programs. rq fills a similar niche as tools like awk or sed, but works with structured (record) data instead of text.
It was created with love out of the best parts of Rust, C and Javascript, and is distributed as a dependency-free binary on many operating systems and architectures.
CycloneDX Bill of Materials Standard.
CycloneDX is a modern standard for the software supply chain.
The International Standard for Bill of Materials (ECMA-424) The OWASP Foundation and Ecma International Technical Committee for Software & System Transparency (TC54) drive the continued advancement of the specification.
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jq for binary formats - tool, language and decoders for working with binary and text formats.
fq is inspired by the well known jq tool and language and allows you to work with binary formats the same way you would using jq. In addition it can present data like a hex viewer, transform, slice and concatenate binary data. It also supports nested formats and has an interactive REPL with auto-completion.
It was originally designed to query, inspect and debug media codecs and containers like mp4, flac, mp3, jpeg. But has since then been extended to support a variety of formats like executables, packet captures (with TCP reassembly) and serialization formats like JSON, YAML, XML, ASN1 BER, Avro, CBOR, protobuf. In addition it also has functions to work with URL:s, convert to/from hex, number bases, search for things etc.
Wake records your terminal sessions so Claude Code can see what you've been doing.
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Simple and modern email sending library
Universal interface for emailing across runtimes.
Upyo is a simple and cross-runtime library for sending email messages using SMTP and various email providers. It works on Node.js, Deno, Bun, and edge functions.
Open Source Virtual Machine management platform. Run Your VMware VMs Natively on Matterv.
Introducing Matterv - the world's first hypervisor to run VMware virtual machines without modifications. MatterV is an open-source virtual machine management platform that simplifies VM operations and management at scale. MatterV provides a unified interface for managing virtual machines across different environments. Whether you're running a small development setup or managing enterprise-level infrastructure, MatterV offers the tools you need to streamline your VM operations.
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An open-source PAM tool alternative to CyberArk
JumpServer is an open-source Privileged Access Management (PAM) tool that provides DevOps and IT teams with on-demand and secure access to SSH, RDP, Kubernetes, Database and RemoteApp endpoints through a web browser.
jCookies, a jQuery plugin, makes getting and settings HTTP Cookies a breeze. jCookies allows the storage of any type of data: strings, arrays, objects, etc. A while back while developing my FormBuilder I needed a good solution for storing cookies via JavaScript. As a result of the work down for that project I built jCookies.
Secure open source file sharing for businesses.
See also: https://github.com/linagora/linshare
Remote terminal application that allows roaming, supports intermittent connectivity, and provides intelligent local echo and line editing of user keystrokes.
WebGPU LLM Inference Engine. The open-source Three.js-based modern LLM Engine that runs in your browser via WebGPU compute.
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aura-inspector is a Swiss Army knife of Salesforce Experience Cloud testing. It facilitates in discovering misconfigured Salesforce Experience Cloud applications as well as automates much of the testing process. Some of it's functionality includes:
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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.