Open-source projects built with Testing Library
Open-source and self-hostable projects whose repository uses Testing Library, as reported by GitHub.
- Excalidraw
A virtual whiteboard for sketching hand-drawn style diagrams, available as a web app and as an embeddable React component.
Stars134kLast commitOct 12, 2026LicenseMIT - Immich
A self-hosted photo and video manager with mobile apps that back up media from your phone to your own server.
Stars116kLast commitOct 12, 2026LicenseAGPL-3.0 - Supabase
A Postgres-based backend platform that bundles a database, auth, auto-generated APIs, storage, realtime and edge functions, available hosted or self-hosted.
Stars111kLast commitOct 12, 2026LicenseApache-2.0 - Grafana
A dashboard and visualization tool that queries many data sources such as Prometheus, with a commercial Enterprise edition and a hosted Grafana Cloud.
Stars77kLast commitOct 12, 2026LicenseAGPL-3.0 - Apache Superset
An open-source data exploration and visualization platform for building charts and dashboards over SQL databases, run by the Apache Software Foundation.
Stars75kLast commitOct 12, 2026LicenseApache-2.0 - Strapi
A headless CMS written in JavaScript/TypeScript that you self-host, with a configurable admin panel and REST and GraphQL APIs.
Stars73kLast commitOct 12, 2026LicenseMIT - Prometheus
A metrics monitoring and alerting system that stores time series locally and is queried with PromQL; a CNCF graduated project.
Stars67kLast commitOct 12, 2026LicenseApache-2.0 - Plane
An open-source project and issue tracker with cycles and modules, built as a Jira alternative.
Stars61kLast commitOct 12, 2026LicenseAGPL-3.0 - Twenty
A modern open-source CRM you can self-host and extend through its API.
Stars58kLast commitOct 12, 2026LicenseAGPL-3.0 - Joplin
A note-taking app for desktop, mobile and terminal that syncs through your own storage or a Joplin server, with optional end-to-end encryption. The Joplin Server for self-hosted sync is under a separate personal-use license and is not open source.
Stars57kLast commitOct 11, 2026LicenseAGPL-3.0-or-later - Ghost
A publishing platform for blogs, newsletters and paid memberships, which you can self-host or use as the managed Ghost(Pro) service.
Stars56kLast commitOct 12, 2026LicenseMIT - Metabase
A business intelligence tool where people ask questions of their databases through a query builder or SQL and build dashboards.
Stars50kLast commitOct 12, 2026LicenseAGPL-3.0 - Cal.diy
The open-source community edition of Cal.com: a scheduling and booking-page tool you can self-host. It is MIT licensed; Cal.com itself has been closed source since April 2026.
Stars49kLast commitSep 26, 2026LicenseMIT - Rocket.Chat
A self-hostable team communications platform with chat, channels, and omnichannel customer messaging.
Stars46kLast commitOct 12, 2026LicenseMIT - LibreChat
A self-hosted chat interface that works with many AI model providers, with SSO and agents.
Stars46kLast commitOct 12, 2026LicenseMIT - PhotoPrism
A self-hosted photo library that uses AI-based tagging and face and place recognition to browse and search your pictures and videos.
Stars40kLast commitOct 12, 2026LicenseAGPL-3.0 - PostHog
A product analytics platform that also includes session replay, feature flags, experiments and surveys, offered as PostHog Cloud or a self-hosted deployment.
Stars40kLast commitOct 12, 2026LicenseMIT - Umami
A self-hosted, privacy-focused web analytics tool that works without cookies.
Stars39kLast commitOct 11, 2026LicenseMIT - Mattermost
A self-hostable team chat platform with channels, threads and integrations, popular for secure and technical teams.
Stars39kLast commitOct 12, 2026LicenseAGPL-3.0 - Portainer
A web UI for managing containers on Docker, Swarm, Podman, Kubernetes and ACI, offered as a free Community Edition and a paid Business Edition.
Stars39kLast commitOct 8, 2026LicenseZlib - Nextcloud
A self-hosted file sync and sharing platform with an app store for calendar, contacts, mail and chat.
Stars37kLast commitOct 12, 2026LicenseAGPL-3.0 - Medusa
A Node.js commerce platform with a built-in framework for building custom online stores, marketplaces and B2B commerce apps.
Stars37kLast commitOct 10, 2026LicenseMIT - Langfuse
An open-source platform for tracing, evaluating and managing prompts for LLM applications.
Stars36kLast commitOct 12, 2026LicenseMIT - Actual Budget
A local-first personal finance and envelope budgeting app that you can self-host, with optional sync across devices.
Stars29kLast commitOct 12, 2026LicenseMIT - Plausible Analytics
Lightweight, cookieless, privacy-focused web analytics with a self-hostable Community Edition.
Stars29kLast commitOct 12, 2026LicenseAGPL-3.0-or-later - Activepieces
A workflow automation tool with a no-code builder and a TypeScript integration framework, available self-hosted or as a cloud service.
Stars25kLast commitOct 12, 2026LicenseMIT - Docmost
An open-source collaborative wiki and documentation tool with real-time editing, spaces, groups and page history.
Stars22kLast commitOct 12, 2026LicenseAGPL-3.0 - OpenProject
A web-based project management system for classic, agile and hybrid projects, with Gantt charts, boards, time tracking and a work package model.
Stars16kLast commitOct 12, 2026LicenseGPL-3.0 - Formbricks
An open-source survey and feedback tool for in-product and link surveys that you can self-host.
Stars13kLast commitOct 12, 2026LicenseAGPL-3.0 - Zammad
A web-based helpdesk and ticketing system that handles email, chat, phone and social channels in one place.
Stars6.0kLast commitOct 12, 2026LicenseAGPL-3.0 - LimeSurvey
A PHP survey platform with conditional logic, multilingual surveys and a remote-control API, available self-hosted or as a paid cloud service.
Stars3.8kLast commitOct 12, 2026LicenseGPL-2.0-or-later
