Open-source projects built with Zod

n8n

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

Immich

A self-hosted photo and video manager with mobile apps that back up media from your phone to your own server.

Supabase

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

Uptime Kuma

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

Grafana

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

Strapi

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

Penpot

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

Plane

An open-source project and issue tracker with cycles and modules, built as a Jira alternative.

Twenty

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

Appwrite

An open-source backend platform with authentication, databases, storage, functions, messaging and hosting, available as managed cloud or self-hosted.

Ghost

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

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.

Logseq

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

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.

Umami

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

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.

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.

Zulip

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

Activepieces

A workflow automation tool with a no-code builder and a TypeScript integration framework, available self-hosted or as a cloud service.

Docmost

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

Formbricks

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