library
Flipping how we define typography in CSS.
Capsize makes the sizing and layout of text as predictable as every other element on the screen. Using font metadata, text can now be sized according to the height of its capital letters while trimming the space above capital letters and below the baseline.
Golang library for managing configuration data from environment variables.
Build your Python web crawlers using Crawlee. It helps you build reliable Python web crawlers. Fast.
CrawleeβA web scraping and browser automation library for Python to build reliable crawlers. Extract data for AI, LLMs, RAG, or GPTs. Download HTML, PDF, JPG, PNG, and other files from websites. Works with BeautifulSoup, Playwright, and raw HTTP. Both headful and headless mode. With proxy rotation.
Knockout makes it easier to create rich, responsive UIs with JavaScript.
Knockout is a JavaScript MVVM (a modern variant of MVC) library that makes it easier to create rich, desktop-like user interfaces with JavaScript and HTML. It uses observers to make your UI automatically stay in sync with an underlying data model, along with a powerful and extensible set of declarative bindings to enable productive development.
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Knex.js is a batteries-included SQL query builder for JavaScript.
Knex.js (pronounced /kΙΛnΙks/) is a "batteries included" SQL query builder for PostgreSQL, CockroachDB, MSSQL, MySQL, MariaDB, SQLite3, Better-SQLite3, Oracle, and Amazon Redshift designed to be flexible, portable, and fun to use.
TypeScript's 1:1 validator, optimized from editor to runtime.
ArkType is a runtime validation library that parses optimized validators from familiar, type-safe syntax.
It can be used to check external data like JSON payloads or form submissions at the boundaries of your code (similar to Zod or Yup).
An API for asynchronous programming with observable streams.
ReactiveX is a combination of the best ideas from the Observer pattern, the Iterator pattern, and functional programming.
π§ββοΈ Lightweight and flexible dependency injection library for JavaScript and TypeScript, w/wo ECMAScript decorators.
Nue is a complete frontend development toolset. An alternative to ecosystems like Vite, Next.js, and Astro.
Nue JS is an exceptionally small (2.3kb minzipped) JavaScript library for building web interfaces. It is the core of the upcoming Nue toolset. Itβs like Vue.js, React.js, or Svelte but there are no hooks, effects, props, portals, watchers, provides, injects, suspension, or other unusual abstractions on your way. Learn the basics of HTML, CSS, and JavaScript and you are good to go.
ποΈ Open Source Audio Matching and Mastering. Matchering 2.0 is a novel Containerized Web Application and Python Library for audio matching and mastering.
It follows a simple idea - you take TWO audio files and feed them into Matchering. Our algorithm matches both of these tracks and provides you the mastered TARGET track with the same RMS, FR, peak amplitude and stereo width as the REFERENCE track has.
A set of Symfony Console Commands to interact with your database.
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Backup: Backup your database and manage your dumps with a simple command.
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Restore: Easily restore a previous dump of your database.
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Anonymize: Set up database anonymization with PHP attributes on Doctrine Entities or with a YAML configuration file.
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Set up a GDPR-friendly workflow: Make it easier to follow GDPR best practices when importing production dump to other environments.
GitHub-style markdown editor for Ruby and Rails. It supports Active Storage attachments and comes with a built-in markdown preview renderer.
High-quality multi-lingual text-to-speech library by MyShell.ai. Support English, Spanish, French, Chinese, Japanese and Korean.
A high-performance Python library for fast, concurrent S3 object downloads.
An elegant GUI library for Rust. Fullstack, crossplatform,lightning fast, fully typed. Dioxus is a Rust library for building apps that run on desktop, web, mobile, and more.
Build for web, desktop, and mobile, and more with a single codebase. Zero-config setup, integrated hotreloading, and signals-based state management. Add backend functionality with Server Functions and bundle with our CLI.
OpenTUI is a library for building terminal user interfaces (TUIs).
OpenTUI is a TypeScript library for building terminal user interfaces (TUIs). It is currently in development and is not ready for production use. It will be the foundational TUI framework for both opencode and terminaldotshop.
π‘ A GraphQL tool to ease the creation of permission layer. GraphQL Permissions Framework for Complex Authorisation Systems. Implement your server permissions in a clear and deterministic way and let it guard access to your schema.
GraphQL Shield helps you create a permission layer for your application. Using an intuitive rule-API, you'll gain the power of the shield engine on every request and reduce the load time of every request with smart caching. This way you can make sure your application will remain quick, and no internal data will be exposed.
A library for rapid UI development with style props, color modes, themes and variants.
Predictive Mouse Intent Library. What if we could only prefetch data the user actually needs?
ForesightJS is a JavaScript library that predicts user intent by tracking the mouse. Great for prefetching without wasting resources.
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Nixago is a flake library for generating configuration files. It's primarily geared towards reducing the clutter at the root of your repository added by various development tools (i.e., formatters, linters, etc.). However, Nixago is flexible enough to generate configuration files for most scenarios.
The world's easiest, most powerful random function.
Rando.js helps JavaScript developers code randomness more simply, readably, and securely. Whether you need to find a random int/float between two numbers, pick a random value from an array, choose a random element from your jQuery object, grab a character from a string, toss a coin, or do anything of the like while even preventing repetitions, we've got you covered at a cryptographically strong level. The best part? Our library is extremely lightweight and developer friendly- which means it won't take a toll on your project, and it's uber-simple to implement.
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.
An experimental Rust architecture for reactive UI.
Xilem and Masonry provide an experimental high-level architecture for writing GUI apps in Rust.
Masonry is a foundational crate for building natively compiled GUIs in Rust. It provides a retained widget tree and runs event handling and update passes on it.
Xilem a high-level reactive framework inspired by React, SwiftUI and Elm. It lets users create a lightweight view tree, and changes the rendered app based on changes to the tree. It has a web backend and a Masonry backend.
Next.js SDK for signing in with Auth0.
The Auth0 Next.js SDK is a library for implementing user authentication in Next.js applications.
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Code and preview Word documents in the browser
A browser-based, client-side editor that helps you create .docx files using the JavaScript library Docx.js with live preview.
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A Rust crate for cooking up Terminal User Interfaces. Rust library that's all about cooking up terminal user interfaces (TUIs) π¨βπ³π
Ratatui is a crate for cooking up terminal user interfaces in Rust. It is a lightweight library that provides a set of widgets and utilities to build complex Rust TUIs. Ratatui was forked from the tui-rs crate in 2023 in order to continue its development.
Node.js antivirus scanning.
Minimal Node.js wrapper around ClamAV β scan any file and get Clean, Malicious, or ScanError. Handles installation and database updates automatically.
Fast, allβinβone JavaScript parser and generator for RSS, Atom, RDF, and JSON Feed, with support for popular namespaces and OPML files. Fast, all-in-one parser and generator for RSS, Atom, RDF, and JSON Feed, with support for Podcast, iTunes, Dublin Core, and OPML files.
Feedsmith offers universal and formatβspecific parsers that maintain the original feed structure in a clean, object-oriented format while intelligently normalizing legacy elements. Access all feed data without compromising simplicity.
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esm.sh is a modern CDN that allows you to import es6 modules from a URL.
A fast, smart, & global CDN for modern(es2015+) web development.
Detect and extract tables to markdown and csv.
Tabled is a small library for detecting and extracting tables. It uses surya to find all the tables in a PDF, identifies the rows/columns, and formats cells into markdown, csv, or html.
PHPFlasher is a powerful and easy-to-use package that allows you to quickly and easily add flash messages to your Laravel or Symfony projects. Whether you need to alert users of a successful form submission, an error, or any other important information, flash messages are a simple and effective solution for providing feedback to your users.
Native dual range input in 80 lines of TypeScript.
Rich_TextArea is a jQuery plugin replacement for the venerable HTML TEXTAREA that adds arbitrary triggered autocompletes along with the insertion of rich βembedded objectsβ included images, links, or any other markup.
Prism is a lightweight, extensible syntax highlighter, built with modern web standards in mind. Itβs used in millions of websites, including some of those you visit daily.
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UI Components Library.
SVAR Core library is a collection of essential UI components written with Svelte.
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.
Version control for your data. Automerge is a local-first sync engine for multiplayer apps that works offline, prevents conflicts, and runs fast.
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Flexible schedule management for modern Laravel applications. The missing calendar management for Laravel.
A comprehensive calendar and scheduling system for Laravel. Manage availabilities, appointments, blocked times, and custom schedules for any resourceβdoctors, meeting rooms, employees, and more.
SSR-safe, zero-config Web Workers integration for Nuxt.
Web Workers enable running JavaScript code in the background to perform complex tasks without blocking the main thread, ensuring smoother and more responsive web applications.
A multi core friendly rigid body physics and collision detection library. Written in C++. Suitable for games and VR applications. Used by Horizon Forbidden West.
Implementation of paper - YOLOv7: Trainable bag-of-freebies sets new state-of-the-art for real-time object detectors.
Modern JavaScript date utility library
date-fns provides the most comprehensive, yet simple and consistent toolset for manipulating JavaScript dates in a browser & Node.js.
State-of-the-art Machine Learning for the web. Run π€ Transformers directly in your browser, with no need for a server!
Transformers.js is designed to be functionally equivalent to Hugging Face's transformers python library, meaning you can run the same pretrained models using a very similar API. These models support common tasks in different modalities, such as:
Elegant HTTP Networking in Swift.
Alamofire is an HTTP networking library written in Swift.
An open source Valkey client library that supports Valkey and Redis open source 6.2, 7.0 and 7.2. Valkey GLIDE is designed for reliability, optimized performance, and high-availability, for Valkey and Redis OSS based applications. GLIDE is a multi language client library, written in Rust with programming language bindings, such as Java and Python
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A Swift library for uncertainty-aware programming.
A Swift library for uncertainty-aware programming, which is especially useful for making reliable decisions with noisy, error-prone, or incomplete data.
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Spire.Doc for Python is a professional Word Python API specifically designed for developers to create, read, write, convert and compare Word documents with fast and high-quality performance.
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Produces persistent, respawning "super" cookies in a browser, abusing over a dozen techniques. Its goal is to identify users after they've removed standard cookies and other privacy data such as Flash cookies (LSOs), HTML5 storage, SilverLight storage, and others.
Cross-platform filesystem notifications for Go.
fsnotify is a Go library to provide cross-platform filesystem notifications on Windows, Linux, macOS, BSD, and illumos.
Port of the Snowpack Compiler from TypeScript To Golang.
A compiler for the Snowpack IDL (Interface Definition Language) that generates type-safe Go code for RPC services and cryptographic operations. Define your protocols once in .snowp files and get structs, enums, tagged unions, serialization, full client/server RPC stubs, and cryptographic domain separation stubs generated automatically.
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p2p that just works. Iroh is a library for building on direct connections between devices, putting more control in the hands of your users.
Iroh gives you an API for dialing by public key. You say βconnect to that phoneβ, iroh will find & maintain the fastest connection for you, regardless of where it is.
Sidekiq is a popular background job system for Ruby. Need speed? Scale your app with Ruby's fastest job system, up to 20x faster than the competition!
Simple, efficient background processing for Ruby. Sidekiq uses threads to handle many jobs at the same time in the same process. It does not require Rails but will integrate tightly with Rails to make background processing dead simple.
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Library for patching destination data with source data only if destination data remains valid after that.
This library provides a "validating hydrator", a service that patches destination data with source data only if destination data remains valid after that. Source and destination can be anything - scalars, arrays, objects... So either you want to make a partial update of ORM entity with parsed JSON from HTTP-request or produce a plain DTO from this entity to send in AMQP-message this library can help you to do that in a neat convenient way.
A fast and ergonomic concurrent hash-table for read-heavy workloads.
Prompt optimization scratch. Promptim is an experimental prompt optimization library to help you systematically improve your AI systems.
Promptim automates the process of improving prompts on specific tasks. You provide initial prompt, a dataset, and custom evaluators (and optional human feedback), and promptim runs an optimization loop to produce a refined prompt that aims to outperform the original.
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Compress WebP, PNG, JPEG and Gif images intelligently.
Pic Smaller is a super easy-to-use online image compression tool. Its UI is intuitive and supports compression configuration. At the same time, because it is purely local compression without any server-side logic, it is completely safe.