Utilities & Libraries
General-purpose libraries, helpers, and utility packages
Showing 621-640 of 5,520 projects
vercel/ms
A tiny utility for converting time durations to milliseconds
vinkla/hashids
A small PHP library to generate YouTube-like ids from numbers for hiding database ids.
expressjs/body-parser
Express.js middleware for parsing request bodies in JSON, URL-encoded, or raw formats
yeun/open-color
A color scheme library for UI design, focused on providing a cohesive and visually appealing color palette.
emcrisostomo/fswatch
A cross-platform file change monitor with support for multiple backends, including inotify, kqueue, and Windows File System Events.
kizitonwose/Calendar
A highly customizable calendar view and compose library for Android and Kotlin Multiplatform.
chavyleung/scripts
BoxJS is a powerful JavaScript scripting manager that helps developers manage and share scripts.
AngleSharp/AngleSharp
AngleSharp is a powerful HTML5, MathML, SVG and CSS parser library for .NET that constructs a DOM based on official W3C specifications.
scribejava/scribejava
A simple and lightweight OAuth library for Java developers that can be used to authenticate with various OAuth providers.
rapid7/metasploitable3
Metasploitable3 is a vulnerable virtual machine for security research and testing purposes.
chrisleekr/binance-trading-bot
An automated Binance trading bot that trades multiple cryptocurrencies using Grid Trading and technical analysis.
cferdinandi/smooth-scroll
A lightweight JavaScript library for smooth scrolling to anchor links on a web page.
cinit/QAuxiliary
A tool for modifying and customizing the OICQ (QQ) messenger app on Android devices.
filamentgroup/tablesaw
Tablesaw is a responsive table library for JavaScript that helps build accessible data tables.
undergroundwires/privacy.sexy
Open-source tool to enforce privacy and security best practices across Windows, macOS, and Linux
apache/groovy
A powerful, multi-faceted JVM programming language with support for functional and metaprogramming paradigms.
ImageOptim/gifski
A high-performance GIF encoder that squeezes maximum quality from the GIF format, useful for developers working with animations.
sezanzeb/input-remapper
An open-source tool to easily change the behavior of input devices like gamepads and keyboards on Linux.
swiftlang/swift-corelibs-foundation
A foundational library providing core utilities, internationalization, and OS independence for Swift developers.
klauspost/compress
Optimized Go compression packages for tasks like deflate, gzip, snappy, zip, and zstd.
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