---
title: "Open Source Product Growth Case Studies"
description: "Deep explainers from real OSS products covering architecture, workflows, and growth."
---

# Open Source Product Growth Case Studies

Deep explainers from real OSS products covering architecture, workflows, and growth.

Part of [Traction Growth](/).

## Projects

- **Plane** (`plane.so`) — Open-source project management (Jira alternative) built with React, Django, PostgreSQL, and real-time CRDT collaboration.
  - Explainer: [/open-source/plane-project-management](/open-source/plane-project-management)
  - Source: https://github.com/makeplane/plane
- **Open SaaS** (`opensaas.sh`) — Production-ready SaaS starter template on Wasp (React + Node.js + Prisma) with auth, payments, AI, and admin dashboard.
  - Explainer: [/open-source/open-saas-wasp-starter](/open-source/open-saas-wasp-starter)
  - Source: https://github.com/wasp-lang/open-saas
- **Twenty** (`twenty.com`) — The #1 open-source CRM (Salesforce alternative) with custom objects, workflow automation, email sync, and modern UI. Built with NestJS, React, and PostgreSQL.
  - Explainer: [/open-source/twenty-crm](/open-source/twenty-crm)
  - Source: https://github.com/twentyhq/twenty
- **Midday** (`midday.ai`) — AI-powered business assistant for freelancers — bank sync (20,000+ institutions), invoicing, time tracking, and financial AI. Built with Next.js, Hono, Supabase, and Drizzle.
  - Explainer: [/open-source/midday-ai-finance](/open-source/midday-ai-finance)
  - Source: https://github.com/midday-ai/midday
- **Trigger.dev** (`trigger.dev`) — Open-source background tasks and durable execution platform for TypeScript — no timeouts, automatic retries, checkpointing, and human-in-the-loop waitpoints. Built with Remix, PostgreSQL, Redis, and ClickHouse.
  - Explainer: [/open-source/trigger-dev-background-jobs](/open-source/trigger-dev-background-jobs)
  - Source: https://github.com/triggerdotdev/trigger.dev