Open-source projects built with Jest

Supabase

A Postgres-based backend platform that bundles a database, auth, auto-generated APIs, storage, realtime and edge functions, available hosted or self-hosted.

Grafana

A dashboard and visualization tool that queries many data sources such as Prometheus, with a commercial Enterprise edition and a hosted Grafana Cloud.

Apache Superset

An open-source data exploration and visualization platform for building charts and dashboards over SQL databases, run by the Apache Software Foundation.

Strapi

A headless CMS written in JavaScript/TypeScript that you self-host, with a configurable admin panel and REST and GraphQL APIs.

AnythingLLM

An app for chatting with your documents using any LLM and vector database, available as a desktop app or a multi-user Docker server.

Prometheus

A metrics monitoring and alerting system that stores time series locally and is queried with PromQL; a CNCF graduated project.

Twenty

A modern open-source CRM you can self-host and extend through its API.

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.

Metabase

A business intelligence tool where people ask questions of their databases through a query builder or SQL and build dashboards.

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.

Rocket.Chat

A self-hostable team communications platform with chat, channels, and omnichannel customer messaging.

LibreChat

A self-hosted chat interface that works with many AI model providers, with SSO and agents.

Payload

A TypeScript CMS and application framework that runs inside Next.js and generates an admin panel and APIs from one config.

PostHog

A product analytics platform that also includes session replay, feature flags, experiments and surveys, offered as PostHog Cloud or a self-hosted deployment.

Mattermost

A self-hostable team chat platform with channels, threads and integrations, popular for secure and technical teams.

Medusa

A Node.js commerce platform with a built-in framework for building custom online stores, marketplaces and B2B commerce apps.

Plausible Analytics

Lightweight, cookieless, privacy-focused web analytics with a self-hostable Community Edition.

Docmost

An open-source collaborative wiki and documentation tool with real-time editing, spaces, groups and page history.

BookStack

A self-hosted wiki and documentation platform that organises content as shelves, books, chapters and pages.

LimeSurvey

A PHP survey platform with conditional logic, multilingual surveys and a remote-control API, available self-hosted or as a paid cloud service.

OrangeHRM

A web-based HR management system covering employee records, leave, time, recruitment and performance, offered as a free open-source Starter edition and paid Advanced edition.