Discover open-source tools worth using.

Stack Auth provides secure authentication, authorization, and user management for developers in just 5 minutes.

A powerful browser extension and desktop app for developers to manipulate network requests, debug APIs, and improve web app testing

BleachBit frees disk space & protects privacy by deleting cache, cookies, history & temp files from Firefox, Chrome & more. Open source for Linux/Windows.

Cross-platform note-taking app with end-to-end encryption, offline access, and powerful organization features for privacy-conscious users.

A serverless link shortener that runs entirely on Cloudflare, offering URL compression, analytics, and customizable slugs.

CloudQuery is an open-source ELT platform that enables easy data integration from hundreds of cloud and security tools to any destination.

Open-source online editor for documents, spreadsheets, presentations, and PDFs. Features real-time collaboration, AI integration, and accessibility tools.

Powerful feature management platform for seamless software releases, A/B testing, and personalized user experiences.

Free, open-source image editor with professional tools for photo manipulation, digital art creation, and graphic design. Cross-platform support.

Self-serve analytics platform that transforms dbt models into interactive dashboards, enabling data-driven decisions across organizations.

Open source password manager focused on security, collaboration and privacy for organizations

Open-source infrastructure for long-lived, in-memory processes called Actors. Combines state and compute with sub-millisecond latency, realtime capabilities, and horizontal scaling.

Complete self-hosting solution with automated maintenance, Smart-Shield protection, anti-DDoS, SSO authentication, and VPN access for secure private cloud management.

Zammad is an open-source helpdesk software that centralizes customer communications and helps deliver great service experiences efficiently.

Enterprise-grade file management solution offering intuitive collaboration, seamless integration, and comprehensive security with full GDPR compliance.

Open-source authorization service for implementing fine-grained access controls. Centralized, scalable solution supporting RBAC, ABAC and ReBAC with Google Zanzibar-inspired architecture.

All-in-one analytics platform for mobile, web, and desktop apps. Track user behavior, monitor performance, and optimize your product.

Web-based continuous localization platform with version control integration, quality checks, and clean interface. Used by 2,500+ projects in 165+ countries.

OctoBot is an open-source platform for automated cryptocurrency trading, offering customizable strategies and easy integration with exchanges.

Simplify backend processes with event-driven functions, seamless integrations, and powerful debugging tools for developers.

Open-source web and product analytics platform combining Mixpanel's power with Plausible's simplicity. Cookie-less tracking, real-time data, and full data ownership.

Comprehensive offline navigation app with detailed maps, turn-by-turn guidance, and specialized routing for hiking, cycling, and walking worldwide.

Open-source, Pusher-compatible WebSockets server that's simple, fast, and resilient for building real-time applications.

Open-source platform for logging, monitoring, and debugging LLM applications. Route, debug, and analyze AI apps with comprehensive observability tools.

Orchestrate multiple coding agents in parallel for seamless development. Isolated Git worktrees ensure organized workflows.

Free kanban project management with unlimited boards, lists, and cards. Import Trello boards, collaborate with teams, and self-host for complete control.

Fast, modern e-commerce with instant setup and full customization. Powered by Stripe for seamless transactions.

Streamline API authentication with UnKey's powerful, developer-friendly platform for creating, revoking, and monitoring API keys.

Create customizable virtual workspaces for remote teams to interact naturally, host events, and collaborate through spontaneous conversations and scheduled meetings.

Plunk unifies marketing, transactional, and broadcast emails into a single, complete solution for businesses of all sizes.