# David Heinemeier Hansson
Building since 2003. Not reviewed by David.
Page: https://mrrmaker.com/@davidheinemeierhansson
Launched Basecamp (2004), HEY (2020), Omarchy (2025); created Rails
In their words: "I am the creator of Ruby on Rails, creator of Omarchy, co-owner of 37signals, best-selling author" (dhh.dk)

## Numbers
- Products: 11
- Building since: 2003

## Products
- Omarchy (2025 →): running
- HEY (2020 →): running
- Basecamp (2004 →): running
- Ruby on Rails (2004 →): running
- Omakub: dates not stated in any source
- REWORK: dates not stated in any source
- It Doesn't Have To Be Crazy At Work: dates not stated in any source
- REMOTE: Office Not Required: dates not stated in any source
- Getting Real: dates not stated in any source

## Timeline
- Sep 2026: Omarchy: Omarchy Quattro passed 200,000 ISO downloads [stated]
- Aug 2026: On Lex Fridman Podcast, episode 501 [stated]
- Jul 2026: On Conversation with David Senra on his podcast [stated]
- May 2026: Basecamp: Released Basecamp 5, the fifth major version [stated]
- Mar 2026: Basecamp: Launched a fully agent-accessible Basecamp, with a new API and command-line tool [stated]
- 2026: Started the Omacom Foundation, a nonprofit for Omarchy [stated]
- Jun 2025: Launched Omarchy [stated]
- Nov 2024: Joined Shopify's board of directors [stated]
- 2022: Started The Rails Foundation, a non-profit for Rails documentation, education, marketing and events [stated]
- Jun 2020: Launched HEY [verified]
- Dec 2005: Ruby on Rails: Released Rails 1.0 [stated]
- Feb 2004: Launched Basecamp [stated]
- 2004: Launched Ruby on Rails [stated]

## How sure
8 verified by someone other than David, 57 stated by David in public, 3 outdated. Read on 11 Oct 2026.

## Sources
- David Heinemeier Hansson (DHH), dhh.dk: https://dhh.dk
- github.com: https://api.github.com/users/dhh
- Basecamp Five, world.hey.com: https://world.hey.com/dhh/basecamp-five-8fcfd2ef
- Basecamp turns 20, world.hey.com: https://world.hey.com/dhh/basecamp-turns-20-091d07b7
- We will monetize by charging money, world.hey.com: https://world.hey.com/dhh/we-will-monetize-by-charging-money-a1f71413
- Basecamp launches Hey, a hosted email service for neat freaks | TechCrunch, techcrunch.com: https://techcrunch.com/2020/06/16/basecamp-launches-hey-a-hosted-email-service-for-neat-freaks
- HEY — Two flavors, two prices, hey.com: https://hey.com/pricing
- Basecamp — Pricing, basecamp.com: https://basecamp.com/pricing
- Fizzy is our fun, modern take on Kanban (and we made it open source!), world.hey.com: https://world.hey.com/dhh/fizzy-is-our-fun-modern-take-on-kanban-and-we-made-it-open-source-54ac41b6
- Campfire is ONCE #1, world.hey.com: https://world.hey.com/dhh/campfire-is-once-1-d2cebd12
- ONCE (Again), world.hey.com: https://world.hey.com/dhh/once-again-3e99f755
- Omarchy is out, world.hey.com: https://world.hey.com/dhh/omarchy-is-out-4666dd31
- Omakub - Omarchy, omarchy.org: https://omakub.org
- Ruby on Rails: Accelerate your agents with convention over configuration, rubyonrails.org: https://rubyonrails.org
- Rails 1.0: Party like it's one oh oh!, rubyonrails.org: https://rubyonrails.org/2005/12/13/rails-1-0-party-like-its-one-oh-oh
- David Heinemeier Hansson joins Shopify’s board: 20 years in the making, shopify.com: https://www.shopify.com/news/david-heinemeier-hansson-board
- Her er vinderen af IT-Prisen 2023 - IT-Branchen, itb.dk: https://itb.dk/maerkesager/kapital-og-vaekst/her-er-vinderen-af-it-prisen-2023/
- Transcript for DHH: Future of Programming, AI, Agentic Engineering, Vibe Coding & Linux | Lex Fridman Podcast #501 - Lex Fridman, lexfridman.com: https://lexfridman.com/dhh-2-transcript/
- Sitting down with Senra, world.hey.com: https://world.hey.com/dhh/sitting-down-with-senra-69f5e368
- Basecamp becomes agent accessible, world.hey.com: https://world.hey.com/dhh/basecamp-becomes-agent-accessible-3ae6b949
- We once more have no full-time managers at 37signals, world.hey.com: https://world.hey.com/dhh/we-once-more-have-no-full-time-managers-at-37signals-f8611085
- News - Omarchy, omarchy.org: https://omarchy.org/news
- Site checks on 2026-10-11, MRRMaker: https://mrrmaker.com/how-it-works#checks

Labels: "verified" means confirmed by someone other than the founder; "stated" means the founder said it in public. Method: https://mrrmaker.com/how-it-works