SQLAlchemy
Python SQL toolkit and ORM with full SQL power and flexibility
1048 tools in our directory are listed as open source, from 30 sections: Frameworks (89), Open Source (82), UI & Components (80), Dev Utilities (55) and 26 more sections.

Python SQL toolkit and ORM with full SQL power and flexibility



Small, fast, self-contained SQL engine stored in a single file

Open source image compressor that runs locally in your browser

Build full-stack apps on your AWS account from one config file

Open source Markdown editor that runs in your browser

Open source SDK for browser agents with self-healing actions


Open source SQL engine for real-time analytics at scale

Minimal, fast shell prompt that works with most shells


Open source browser API for controlling fleets of cloud browsers

Open source API testing framework with YAML workflows and CI support

Open source workshop for building and testing UI components alone

Open source toolkit for production AI agents in Python and TypeScript

Models-as-code tool for C4 architecture diagrams from one DSL model

Mutation testing tool that checks how well your tests catch bugs

Open source tool that exports design tokens to many platforms

CSS-in-JS for React with SSR and React Native support

Styling system from Meta for large, performance-focused interfaces

Open source task manager with time tracking and focus mode

Open source user authentication with prebuilt login screens

JavaScript library for building surveys and forms inside your own app




Open source tool that shrinks and cleans SVG files in the browser


Webhook sending service with retries, signatures and a portal

Interactive API docs rendered from an OpenAPI specification

Rust-based compiler for fast JavaScript and TypeScript transforms

Open source agent that uses a language model to fix GitHub issues


React hooks for data fetching with caching and revalidation

PHP framework and reusable components for web apps and APIs

Private peer-to-peer file sync between your own devices

Open guide to large-scale system design and interview prep

Self-hosted open-source AI coding assistant for your own servers

Open source agile project tool for Scrum and Kanban teams

Utility-first CSS framework for building designs directly in markup

Immutable, API-managed Linux OS built only to run Kubernetes


Browser extension for running JavaScript userscripts on any website

Self-hosted recipe manager with meal plans and shopping lists

Headless, type-safe form state library for React, Vue and more

Async server state library with caching, refetching and mutations
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