Individual

Web-based database management tool distributed as a single PHP file.

JavaScript library for interactive charts, maps and stock charts in web pages and web apps.

JavaScript animation library that animates CSS properties, SVG, DOM attributes and JavaScript objects.

Command-line version manager for language runtimes and developer tools, configured per project in a .tool-versions file.

Micro-library for building web components with functions and hooks.

PostCSS plugin that parses CSS and adds vendor prefixes to rules, using browser support data from Can I Use.

Visual regression testing tool that captures screenshots of a web app over time and compares them against approved references.

Component library built with Tailwind CSS that works with any web stack.

Build plugin that inlines a page's critical CSS and lazy-loads the rest of its stylesheets.

Headless, unstyled Svelte component primitives for building accessible component libraries.

Static site generator written in Bash that builds a website from Markdown posts and pages.

Dashboard UI for Bull and BullMQ job queues, mounted into an existing Node server or run as a standalone CLI or Docker image.

Content management system for Ruby on Rails, distributed as a gem and run inside a Rails application.

Small jQuery-style library for DOM manipulation in modern browsers.

JavaScript authorization library that defines what a given user may access, for browsers and Node.js.

Self-hosted web comment engine that adds threaded comments, voting and moderation to web pages through an embedded widget.

Type-safe form validation library that progressively enhances HTML forms, with React bindings and support for Remix and Next.js.

Vanilla JavaScript consent management library that shows a cookie banner and blocks scripts until visitors consent.

JavaScript image cropper, built as a series of web components.

A TypeScript library for building type-safe, variant-driven class names with Tailwind CSS or any other styling approach.

Component library for Tailwind CSS that adds named component classes and themes.

JavaScript library that parses, validates, manipulates and displays dates and times, with a largely Moment.js-compatible API.

Drag and drop toolkit for the web, with a framework-agnostic core and adapters for React, Vue, Svelte and Solid.

DOM-based XSS sanitizer that cleans HTML, MathML and SVG markup in the browser or on Node.js.

JavaScript library for product tours, element highlights and feature hints on web pages.

Embedded headless CMS that runs inside a Nuxt or Next.js app, with a typed local API, a REST API and an admin at /admin.

Drop-in JavaScript Markdown editor that replaces a textarea, with a toolbar, live rendering of Markdown syntax and autosave.

Templating language that generates HTML from plain JavaScript written inside templates, for Node.js and the browser.

JavaScript carousel library with fluid motion, swipe gestures and a plugin system, usable with React, Vue, Svelte, Solid or plain JavaScript.

PHP library that generates QR codes as PNG, WebP, SVG, EPS or binary output.

JavaScript and TypeScript bundler and minifier, shipped as a native binary with a JavaScript API.

Embedded JavaScript template engine written in TypeScript that renders templates in Node, Deno and the browser.

Static site generator that builds a website from a folder of audio files, for audio producers.

Property-based testing framework for JavaScript and TypeScript that generates inputs to check properties of code.

Python web framework for building APIs from standard Python type hints, served by an ASGI server.

JavaScript validation library that compiles an object schema into a checker function for Node.js, browsers and Deno.

Native local development environment for Windows, macOS and Linux that runs runtimes, databases and web servers on the host, with local sites, HTTPS and an MCP server for AI coding agents.

Open-source framework for building mobile, desktop and web apps with native-looking UI components.

React documentation framework that composes into an existing React framework to build docs sites.

Lightweight fuzzy-search library written in TypeScript, with no dependencies, for searching in browsers and on servers.

JavaScript library that fuzzy-matches search text against strings and object properties, with scores and highlighting.

Pure JavaScript lightbox that shows images, videos, iframes and inline content.

CSS-in-JS library whose styled API is inspired by emotion.

Human-friendly HTTP request library for Node.js with promise and stream APIs, retries, timeouts and RFC 7234 caching.

Plugin-based command-line tool that generates typed code from a GraphQL schema and its operations.

Framework for composing REST, OpenAPI, gRPC, SOAP, database and GraphQL sources into a GraphQL federation supergraph.

Zero-dependency GraphQL over WebSocket server and client library for JavaScript, with adapters for common WebSocket servers.

JavaScript templating engine that compiles Handlebars templates into functions that render HTML, text and other output.

Static site generator written in Nim that builds a site from Markdown contents and Mustache templates.

Minimal Jekyll clone for Node.js that builds a site from Jekyll-style folders with Mold templates.

Open source web server for Unix-like systems, focused on security and a small footprint, with CGI, FastCGI and reverse proxy support.

Elixir full-stack web framework whose client-side code runs in the browser as Elixir, compiled to JavaScript.

Web framework built on Web Standards that runs on any JavaScript runtime.

JavaScript audio library for the modern web that plays sounds through the Web Audio API with an HTML5 Audio fallback.

Self-hosted system for building agents that watch the web and incoming events and take automated actions on the user's behalf.

Open source SVG icon set with packages for React, React Native, Vue, Flutter and CSS.

Privacy-friendly web analytics tool that a site owner deploys to their own Cloudflare account and embeds with a small script.

PHP image processing library for creating, editing and composing images through one API over GD, Imagick or libvips.

Documentation generator that builds HTML API documentation from comments placed in JavaScript source code.

Python static site generator that uses Jinja2 templates and Markdown, with blog and tag index support.

UI toolkit of unstyled, accessible components and primitives for building web apps with SolidJS.

Component workshop that runs React component stories in a Vite dev server and builds them into a static app.

Docker Compose setup and CLI that starts a pre-configured local stack of PHP, web server and service containers for PHP projects.

Self-hosted ecommerce platform whose Go backend, GoCommerce, serves the API and an admin panel for a separate SvelteKit storefront.

Documentation framework on top of MkDocs that builds static documentation sites from Markdown.

Static site generator that builds websites from React JSX components with Vite.

Command-line tool that installs a project's dev tools, sets its environment variables and runs its tasks from one mise.toml file.

Web admin interface for managing Nginx reverse proxy hosts, distributed as a Docker image with free Let's Encrypt certificates.

Self-hostable HTTP publish-subscribe server that delivers published messages as push notifications to phones, desktops and browsers.

POSIX shell script that installs and switches between multiple Node.js versions for one user.

Open source web analytics framework that records visits to websites and applications and reports on them, with a JavaScript tracker and a PHP server.

Haskell library and command-line tool that converts documents between markup formats.

Testing framework for PHP that is built on PHPUnit and adds an expressive syntax for writing tests.

Unit testing framework for PHP, installed with Composer and run from the command line.

Open-source Go backend shipped as a single executable, with an embedded SQLite database, realtime subscriptions, authentication and a dashboard.

Book-publishing system written in Racket that embeds code in text documents for multiple-output publishing.

Desktop CMS for Windows, macOS and Linux that builds static websites on the author's computer.

Shell-based version manager that switches between multiple installed Python versions.

Implementation of React Native's components and APIs for the web, rendering through React DOM.

Open-source HTML presentation framework for building slide decks that run in a web browser.

Java server that speaks the S3 API and forwards requests to other object storage backends, such as AWS S3, Azure Blob Storage, Google Cloud Storage, the local filesystem and SFTP.

Svelte port of shadcn/ui, with components that a CLI copies into a project's source code.

Go and templ components whose source code is added to a project with a CLI, so the project can customize it.

Composable React components whose source code is added to a project with a CLI, so the project can customize it.

Node.js module that resizes and converts JPEG, PNG, WebP, AVIF and other image formats, using the libvips image library.

Schema-less search backend server written in Rust that indexes words against identifiers.

Static site and blog generator written in OCaml that compiles XML documents, with Markdown sources through a plugin.

Coroutine-based PHP extension for concurrent networking and TCP, UDP, Unix socket, HTTP and WebSocket servers.

Symfony component that maps asset directories to versioned public files and loads JavaScript through browser importmaps, without a bundler.

Set of free, MIT-licensed SVG icons on a 24x24 grid, published as npm packages for plain HTML and for several frameworks.

Utility function that merges Tailwind CSS classes in JavaScript so that conflicting classes resolve without style conflicts.

Suite of more than 80 Blade components for TALL Stack applications built with Laravel, Livewire, Alpine.js and Tailwind CSS.

Self-hosted web analytics that runs on Cloudflare Workers, Durable Objects, D1 and R2 in the site owner's own Cloudflare account.

Compiler that turns Tailwind-style utility classes into CSS at runtime in the browser or in JavaScript environments, without a build step.

JavaScript fuzzy search library that matches a short search phrase against a list of phrases without building an index.

Micro HTML and SVG renderer for building reactive web pages with template literals.

Content layer library that turns Markdown, MDX, YAML and JSON files into typed data for a JavaScript or TypeScript application.

JavaScript toolkit for composing full stack applications and frameworks from Vite and Nitro primitives.

Web-based administration tool for Unix-like servers that configures system files and server applications such as Apache HTTP Server, BIND and MySQL.

Static site generator written in Go that renders Markdown and HTML pages through a shared layout.

TypeScript-first schema validation library that validates data and infers static types from the same schemas.

Static site generator distributed as a single binary, with the Tera template engine, Sass compilation and search built in.