WebdriverIO
Open source framework for testing web, mobile and desktop apps
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.

Open source framework for testing web, mobile and desktop apps

180 copy-ready CSS gradient backgrounds for sites and UI

Open source localization platform for translating software

Module bundler that packs scripts, styles, HTML and assets for the web

Open source Kanban board for tasks, cards and checklists

Cross-platform terminal emulator and multiplexer configured in Lua

Self-hosted open source wiki with Markdown and diagram support

Open source platform for scripts, workflows, apps and AI agents

Open source file and folder comparison and merge tool for Windows


Open source tool for simulating APIs in tests and development

Open source network protocol analyzer for capturing traffic

Open source WordPress plugin for building and running online stores

Simple open source CI engine that runs pipeline steps in containers



Open source GenBI agent that answers data questions in plain language

Minimalist open source blogging platform with fediverse support

Free, open source unit testing tool for C#, F# and Visual Basic

Local-first desktop API client that stores requests as files in Git

Package manager built around workspaces and reproducible installs



Open source distributed SQL database compatible with PostgreSQL

Open source monitoring for networks, servers and applications

Open source web-based helpdesk and ticket system you host yourself


Fast open-source code editor with real-time collaboration and AI

Free open source scanner for finding security flaws in web apps

Terminal workspace with panes, tabs and detachable sessions


Context layer giving agents governed company data and memory

Distributed tracing system for finding latency in service calls

Open source identity platform for login, SSO and access roles

TypeScript-first schema validation with static type inference


Open source tool to share local apps and files through tunnels



Small state management library for React with a simple hook API
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