Explore Open Source Apps
Curated open-source apps for every task, vetted for quality and performance by a seasoned technologist. Find free, open-source alternatives to the tools you rely on, without the SaaS price tag.
Budibase
Low Code Platform,Internal Tools,Automation
Budibase is an open-source platform that enables users to build internal tools quickly, offering a low-code solution for creating business applications.
Caddy
DevOps
Caddy is an open-source web server that automatically manages TLS certificates, providing secure, high-performance hosting with minimal configuration.
Cal.com
Scheduling Tools,Event Management
Cal.com is an open-source alternative to Calendly scheduling tool that helps individuals and teams manage appointments, meetings, and events with ease.
CapRover
Platform as a Service,DevOps
CapRover is a free, open-source, Platform as a Service (PaaS) that simplifies app deployment and server management for developers.
Cap
Communication
Cap is an open-source, cross-platform screen recording and sharing tool that offers effortless and instant screen sharing capabilities.
Castle Engine
Game Development,Game Engine
Castle Game Engine is a free, open-source game engine for 3D and 2D games, with cross-platform support and a focus on Pascal programming.
ClickHouse
Database,Big Data Tools
ClickHouse is an open-source, high-performance columnar database management system optimized for real-time analytics and large-scale data processing.
Cocos Creator
Game Development,Game Engine
Cocos Creator is a game development platform that offers tools for creating 2D and 3D games, and interactive experiences across multiple platforms.
Coder
Developer Tools,Cloud Development Environment
Coder is an open-source cloud development environment (CDE) platform that allows developers to instantly launch fully configured cloud dev environments.
CodeSandbox
Cloud Development Environment,Collaboration Tools,Developer Tools
CodeSandbox is a fully collaborative cloud development environment (CDE) platform that enhances productivity by providing development setups for teams.
ComfyUI
AI Development Tools
ComfyUI is an open-source platform, providing a user-friendly interface for building and managing AI models with a focus on community-driven development.
Convex
Backend as a Service
Convex is an open-source backend platform for application developers with TypeScript-based APIs for data management and business logic.