Open-source projects built with JavaScript

n8n

A source-available workflow automation tool with a visual editor, code steps and a large integration library.

Open WebUI

A self-hosted AI chat interface for local and cloud models, with multi-user access control.

Excalidraw

A virtual whiteboard for sketching hand-drawn style diagrams, available as a web app and as an embeddable React component.

Supabase

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

A PDF editor and processor with many tools that runs in the browser, on the desktop or on your own server.

Uptime Kuma

A self-hosted monitoring tool that checks websites and services and sends alerts and status pages.

A continuous file synchronization program that syncs folders directly between your own devices without a central server.

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.

A no-code database interface that turns tables into spreadsheet-style views, forms and APIs, available as a self-hosted Community edition or as a hosted service.

Coolify

A platform for deploying applications, databases and services on your own servers over SSH.

PocketBase

An open-source backend in a single executable with an embedded SQLite database, realtime subscriptions, user auth, file storage and an admin dashboard.

Penpot

A browser-based design and prototyping tool where designers and developers work on the same files, with SVG as its native format.

Gitea

A lightweight self-hosted Git service with issues, pull requests, a package registry and built-in CI (Gitea Actions).

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.

Ghost

A publishing platform for blogs, newsletters and paid memberships, which you can self-host or use as the managed Ghost(Pro) service.

A suite of web-based business apps (CRM, sales, inventory, accounting, HR and more) that you can self-host in a free Community edition or buy as Enterprise.

A federated social network server that you run yourself and that connects with other Mastodon servers.

Metabase

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

A discussion forum platform for communities that you can install with Docker on your own server or use as official Discourse hosting.

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.

Logseq

A privacy-first, open-source knowledge base and outliner that stores notes locally and links them with [[backlinks]].

A team knowledge base and wiki with real-time editing, search and integrations, offered as a hosted service or as a self-hosted install.

PhotoPrism

A self-hosted photo library that uses AI-based tagging and face and place recognition to browse and search your pictures and videos.

Umami

A self-hosted, privacy-focused web analytics tool that works without cookies.

Mattermost

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

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.

Chatwoot

A customer support inbox that brings live chat, email and social channels into one shared view for support teams.

Nextcloud

A self-hosted file sync and sharing platform with an app store for calendar, contacts, mail and chat.

Medusa

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

Langfuse

An open-source platform for tracing, evaluating and managing prompts for LLM applications.

Jitsi Meet

A browser-based video conferencing server and web app that needs no account to join, which you can run yourself or use through 8x8's hosted services.

Actual Budget

A local-first personal finance and envelope budgeting app that you can self-host, with optional sync across devices.

Plausible Analytics

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

Jenkins

A Java-based, self-hosted automation server with a large plugin ecosystem, mostly used to build, test and deploy software.

Zulip

A self-hostable team chat app that organizes every conversation into topics inside channels.

authentik

A self-hosted identity provider that offers SSO with OIDC, SAML, LDAP, SCIM, RADIUS and a reverse proxy.

A self-hosted personal finance manager for tracking income and expenses, with budgets, categories, rules and a REST API.

A DevOps platform with Git hosting, issue tracking and CI/CD in one application, offered as a Community Edition, a self-managed Enterprise Edition and GitLab.com.

Listmonk

A self-hosted newsletter and mailing list manager that ships as a single binary and uses your own SMTP provider.

Node-RED

A flow-based, low-code tool for wiring together devices, APIs and online services with a browser editor, built on Node.js.

Matomo

A self-hosted web analytics platform written in PHP that stores its data in your own MySQL or MariaDB database.

WeKan

An open-source Kanban board with boards, lists, cards, swimlanes and real-time updates that you can host yourself.

BookStack

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

mailcow

A Docker-based mail server suite that bundles Postfix, Dovecot, Rspamd, SOGo webmail and a web admin interface.

Formbricks

An open-source survey and feedback tool for in-product and link surveys that you can self-host.

Mautic

An open-source marketing automation platform for email campaigns, landing pages, lead scoring and multichannel messaging that you host yourself.

Frappe HR

An open-source HR and payroll system covering employee records, leave, attendance, expenses, appraisals and payroll, built on the Frappe Framework.

diagrams.net (draw.io)

A diagramming tool for flowcharts, network and UML diagrams that runs in the browser or as a desktop app and lets you choose where files are stored.

Concourse CI

A container-based CI/CD system that you host yourself, where pipelines are defined in YAML as resources, jobs and tasks.

A learning management system for schools, universities and companies that you run on your own web server or use through MoodleCloud.

Roundcube

A browser-based, multilingual IMAP webmail client written in PHP that you host in front of your own mail server.

A learning management system developed by Instructure, released under AGPL-3.0 for self-hosting.

Zammad

A web-based helpdesk and ticketing system that handles email, chat, phone and social channels in one place.

LimeSurvey

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

EspoCRM

A self-hosted CRM for managing leads, contacts, sales opportunities, marketing campaigns and support cases, with a PHP REST backend and a single-page web frontend.

Keila

An open-source newsletter tool for sending campaigns and building sign-up forms, which you can self-host or use as a paid cloud service.

OpenCATS

A self-hosted applicant tracking system and recruiting CRM for managing jobs, candidates, companies, contacts and submissions.

SuiteCRM

An open-source CRM for sales, marketing and customer service that you host on your own PHP and MySQL-compatible stack, maintained as two lines: SuiteCRM 7 and SuiteCRM 8.