Open-source projects built with Stripe

Supabase

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

Coolify

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

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.

PostHog

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

Chatwoot

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

Langfuse

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

Bagisto

An open-source Laravel and Vue.js e-commerce platform for single stores, B2B shops and multi-vendor marketplaces.

Zulip

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

Saleor

A GraphQL-only, API-first commerce platform written in Python and Django for building headless online stores.

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.

OpnForm

An open-source form builder with a no-code editor, embeds, integrations and a hosted cloud or a Docker self-hosted option.