Freemium
OpenHands
Open SourceAI Coding Assistants · AI for Developers
Open-source AI software development agent platform.
ai-codingagentopen-sourcetrending
Browse the complete directory — use filters to narrow down.
AI Coding Assistants · AI for Developers
Open-source AI software development agent platform.
Models & LLM APIs · AI for Developers
Single API that routes to hundreds of LLMs with unified billing.
Search Engines · Database
Community-driven, open-source fork of Elasticsearch and Kibana.
APM & Tracing · Monitoring & Observability
Vendor-neutral standard for traces, metrics and logs instrumentation.
Infrastructure as Code · DevOps
Open-source, Linux Foundation successor to Terraform.
Stock & Placeholders · Image & Media
Search engine for openly-licensed media across the web.
Smart Contracts · Web3 & Blockchain
The standard library of audited, secure smart contracts — ERC-20/721/1155 implementations, access control and upgrades.
Relational · Database
Enterprise-grade commercial relational database platform.
Documentation Generators · PDF & Documents
The collaborative online LaTeX editor used by academia.
Reference & Standards · Security
Open-source web app security scanner for finding vulnerabilities in your own apps.
Payments · API Tools
Merchant-of-record payments for SaaS — global tax, invoicing and subscriptions handled for you.
Uptime & Alerting · Monitoring & Observability
Incident response and on-call management platform.
Notebooks & Data Science · Data & Analytics
The foundational Python library for dataframes and analysis.
Documentation Generators · PDF & Documents
Universal document converter: Markdown to PDF, DOCX, HTML and more.
UI Libraries · Frontend
Beautifully styled components on top of Ark UI and Panda CSS, copy-paste across React, Vue and Solid.
Headless CMS · Backend
TypeScript-first headless CMS built as a Next.js-native framework.
Design Tools · Design & Prototyping
Open-source design and prototyping platform, SVG-native.
Visual Regression · Testing
Visual regression testing platform now part of BrowserStack.
Models & LLM APIs · AI for Developers
AI answer engine with live web citations — fast research with sources you can check.
Stock & Placeholders · Image & Media
Free stock photos and videos with an API.
GUI Clients · Database
The most popular open-source administration GUI for PostgreSQL.
Relational · Database
Open-source vector similarity search extension for PostgreSQL.
Frameworks · Backend
Productive Elixir web framework with realtime channels.
Programming Languages
Official PHP website with language documentation and downloads.