Find the best open-source alternatives to popular software.

Open-source business intelligence platform for data exploration, visualization, and sharing. Empowers teams to make data-driven decisions effortlessly.

Lightweight, cross-platform Git service for self-hosting. Easy installation, minimal requirements, runs on Raspberry Pi. 100% open source and free.

A powerful, customizable platform for building and managing online forums, fostering engaging discussions and collaborative spaces.

An open-source scheduling platform that simplifies appointment booking, integrates seamlessly, and enhances team collaboration.

Manage authentication, load balancing, and cost tracking across 100+ LLMs through a single OpenAI-compatible gateway. Trusted by Netflix and enterprise teams.

Open-source chat solution offering real-time messaging, video calls, and file sharing for teams of all sizes.

A modern, user-friendly API client that simplifies API testing and development with a clean interface and powerful features.

Powerful AI assistant supporting iOS, macOS, and Windows. Switch between multiple LLM models seamlessly with local data storage and personalized knowledge base.

Open-source vector database optimized for similarity search, scaling to billions of vectors with minimal performance loss

SiYuan is a personal knowledge management system that prioritizes privacy, supports Markdown, and offers block-level referencing and bidirectional linking.

A terminal-based coding assistant that helps you write, modify and understand code through natural language conversations with AI models

Detect, diagnose, and resolve software issues quickly with powerful error tracking, performance monitoring, and release management.

A privacy-first, open-source platform for networked thought. Organize, connect, and discover your ideas with ease.

A powerful, flexible, and developer-friendly content management system that prioritizes customization and scalability.

A powerful, open-source AI chat interface that runs locally, offering privacy, customization, and seamless integration with your workflow.

A unified payment infrastructure that connects multiple payment processors through a single API integration, enabling global payment processing

A Firefox-based browser offering enhanced privacy, split views, and extensive customization options for a personalized browsing experience.

A powerful open-source solution for managing, organizing, and searching your digital documents with ease and efficiency.

Fast lossless video and audio editor that trims, cuts, and merges files instantly without re-encoding. Save hours of processing time while maintaining perfect quality.

Puter is a privacy-focused personal cloud platform that securely stores your files, apps, and games, accessible from anywhere.

Open-source platform that enables developers to create, deploy and monitor AI agents with built-in memory, knowledge integration, and external tool connectivity.

Distributed SQL database combining OLTP and OLAP capabilities, offering horizontal scalability, high availability, and real-time analytics.

Low-code platform for creating powerful internal tools and dashboards with drag-and-drop ease, robust integrations, and customizable workflows.

Intuitive API client for REST, GraphQL, and gRPC. Debug, test, and collaborate on APIs with ease across platforms.

A powerful, open-source notification infrastructure for developers to manage and send multi-channel notifications with ease.

Secure, fast, and beautiful wiki platform that scales with your team, integrating seamlessly with your existing tools.

Free, open-source screen recording tool with professional zoom effects, annotations, and beautiful backgrounds. No account required, perfect for demos.

A cross-platform file manager that unifies your devices into a seamless, organized digital workspace.

ShareX is a free, open-source program that captures or records any area of your screen and shares it with a single keypress, supporting various file types and destinations.

Mattermost provides a flexible, open-source platform for secure team collaboration, designed for organizations with strict security and privacy requirements.