Freemium
API Documentation · API Tools
Design-first API platform for specs, docs, mocking and governance.
openapidocumentationdesign-firstmocking
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API Documentation · API Tools
Design-first API platform for specs, docs, mocking and governance.
Build & Lint · Frontend
Industry-standard workshop for building, testing and documenting UI components.
Illustrations & Assets · Design & Prototyping
Freepik's library of customizable vector illustrations — recolor, animate and export for products and decks.
Headless CMS · Backend
The most popular open-source headless CMS, self-hostable.
Payments · API Tools
The standard payments platform with excellent developer APIs.
Ecosystem · CSS Tools
CSS-in-JS library for React with scoped, dynamic styles.
Ecosystem · CSS Tools
The linter that keeps your CSS clean and consistent.
Editors & IDEs · Development Environment
Fast, lightweight proprietary text editor with a mature plugin ecosystem.
NoSQL · Database
Multi-model database with records, graphs and documents (trending).
Frameworks · Frontend
Compiler-based UI framework with no virtual DOM and great DX.
Compression & Optimization · Image & Media
Node.js tool and library for optimizing SVG vector files.
Compression & Optimization · Image & Media
Browser GUI for SVGO, optimizing SVG files with previews.
API Documentation · API Tools
OpenAPI tooling suite by SmartBear: UI, editor, codegen and more.
Build & Lint · Frontend
Rust-based TypeScript/JavaScript compiler used by Next.js and friends.
Programming Languages
Official Swift.org open-source project site with docs and downloads.
Native · Mobile Development
Apple's declarative UI framework for all Apple platforms.
State & Forms · Frontend
React Hooks for data fetching with caching and revalidation.
Frameworks · Backend
Mature PHP framework and set of reusable components.
References · Documentation & Learning
The most-starred system design study guide — scalable architectures, trade-offs and exercises, free and open source.
AI Coding Assistants · AI for Developers
Self-hosted AI coding assistant — code completion on your own hardware with your own models, no data leaves.
GUI Clients · Database
Modern, native database GUI for relational and NoSQL databases.
Icons · Frontend
Over 5,800 free MIT-licensed stroke SVG icons with consistent 24px grid and packages for every framework.
AI Coding Assistants · AI for Developers
Privacy-focused AI code completion that can run fully local.
Tunneling & Debugging · API Tools
WireGuard-based mesh VPN that just works — private access to your dev machines, databases and homelab.