Freemium
Artillery
Open SourceLoad & Performance · Testing
Modern load testing and smoke testing for APIs and microservices.
loadperformanceapi
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Load & Performance · Testing
Modern load testing and smoke testing for APIs and microservices.
Screenshots · Image & Media
Record terminal sessions as lightweight, copy-pasteable text casts — embeddable and shareable.
Frameworks · Backend
Microsoft's cross-platform framework for web apps and APIs.
Frameworks · Frontend
Web framework for content-driven sites that ships zero JS by default.
Documentation Generators · PDF & Documents
Astro's documentation framework — fast, accessible docs sites with search, i18n and sidebar tooling built in.
Design Systems · Design & Prototyping
Atlassian's design system with components and content guidelines.
Terminals & Shells · Development Environment
Synced, searchable shell history with fuzzy matching and analytics.
Audio & Video · Image & Media
The classic open-source audio editor — multi-track editing, noise removal and effects for podcasts and voiceovers.
Authentication · API Tools
Open-source authentication for Next.js and other JS frameworks.
Animation · Frontend
One-function animation utility that adds smooth transitions to DOM changes — zero configuration.
Agent & LLM Frameworks · AI for Developers
Microsoft's framework for multi-agent AI conversations.
Ecosystem · CSS Tools
PostCSS plugin that adds vendor prefixes using Can I Use data.
Frameworks · Backend
Ergonomic, modular Rust web framework built on Tokio.
UI Libraries · Frontend
Headless React components from the Material UI team — unstyled primitives with strong accessibility.
Converters · Encoding & Decoding
Simple, fast online Base64 decoder and encoder.
Converters · Encoding & Decoding
Base64 encode and decode for text, files, URLs and images.
Programming Languages
Official GNU Bash shell website with manual and downloads.
CLI Tools · Development Environment
cat clone with syntax highlighting and Git integration.
GUI Clients · Database
Open-source, easy-to-use SQL editor and database GUI.
Authentication · API Tools
Framework-agnostic TypeScript authentication library (trending).
Build & Lint · Frontend
One fast Rust toolchain for linting, formatting and more (trending).
Passwords & IDs · Security
Open-source password manager with a free generator and vault.
Offline Toolkits · Developer Utilities
A scriptable scratchpad for macOS with 100+ built-in text transformations — paste, transform, copy back.
UI Libraries · Frontend
The classic CSS framework with components, grid and utilities.