Recent Posts
Social•Feb 6, 2026
Basecamp Upgrades to Fully Compliant OAuth 2.0 Implementation
Basecamp has long supported OAuth, but our implementation was based on the (now ancient) pre-release spec, and it required hoops for modern clients. We've updated it to be fully compliant with OAuth 2.0 now. https://t.co/ixQWa4GmTH
By David Heinemeier Hansson
Social•Jan 12, 2026
Strong Docs Drive Success: Updating Omarchy Manual
The early success of Rails was assisted heavily by having solid documentation out of the gate. So I'm trying my best to do the same for Omarchy. Constantly improving and updating the manual. https://t.co/9tL5fdZ0T9
By David Heinemeier Hansson
Social•Jan 9, 2026
Anthropic's Provider Lockdown Seen As Customer Hostility
I love the models Anthropic are offering, but I seriously hope it's a mistake that they're blocking alternative harness providers, like @opencode, from working with their subscriptions. Seems very customer hostile. https://t.co/afxEQ0XTFb
By David Heinemeier Hansson
Social•Jan 9, 2026
Migrating 5 Billion Objects: On‑Prem Success Story
Jeremy pulled off an incredible feat migrating five billion objects off S3 and onto our own on-prem petabyte storage setup. He shares the story on our new technically-minded Recordables podcast. https://t.co/O8AtDQKiwu
By David Heinemeier Hansson
Social•Jan 7, 2026
37signals Treats Open Source Like a Teaching Hospital
37signals operates as a teaching hospital when it comes to open source. We're not just trying to cure our own problems, but to raise the bar for practitioners everywhere. https://t.co/gh3jJtozFJ
By David Heinemeier Hansson
Social•Jan 6, 2026
Lexxy Gracefully Supports Tables, Unlike Trix, in Basecamp
Tables proved to be the death of Trix. The architecture just wasn't built for it. But Lexxy handles them with delightful grace. Very excited for this, and for markdown pasting, to come to Basecamp 🤘
By David Heinemeier Hansson
Social•Dec 27, 2025
GLM 4.7 Auto‑fixes Rails Test, Saves Time
Good example of GLM 4.7 just one-shotting a fix for Rails PR to wrap it up while I was doing something else. All I fed it was the failing test from CI. Nothing groundbreaking, just time saved. https://t.co/E3ueHDW8AL https://t.co/7gje1UloFq
By David Heinemeier Hansson
Social•Dec 27, 2025
AI Code Models Deliver Undeniable Speed‑ups on Rails, Basecamp
Opus, Gemini 3, and MiniMax M2.1 are the first models I've thrown at major code bases like Rails and Basecamp where I've been genuinely impressed. By no means perfect, and you couldn't just let them vibe, but the speed-up is...
By David Heinemeier Hansson
Social•Dec 24, 2025
New Creds Tool Reads .env with Command Interpolation
The upcoming https://t.co/6SX7zmEyrA.creds will now also look for .env, which supports command interpolation, so you can fetch keys directly from 1password or the like in development: https://t.co/E3ueHDWGqj
By David Heinemeier Hansson
Social•Dec 19, 2025
Recordables Pattern Keeps Basecamp and HEY Code Joyful
The recordables pattern has been the single-most important architectural pattern we've used on both Basecamp and HEY. It's a key reason both code bases are still a joy to work on. Jeff breaks down the magic in this new podcast....
By David Heinemeier Hansson
Social•Dec 16, 2025
Open-Source Production Code to Train Juniors and LLMs
"We need more production-grade code to teach juniors and LLMs alike. A view source that extends to the back-end along with the open source invitation to fix bugs, propose features, and run the system yourself for free." https://t.co/EOzfHImIn2
By David Heinemeier Hansson
Social•Dec 15, 2025
Open‑Source SaaS? Use O'Saasy License for Free Self‑Hosting
The O'Saasy License is a great fit for folks who want to build a SaaS business, but run the project as open source, and allow anyone to self-host for free. If that's you, here's a dedicated site to grab a...
By David Heinemeier Hansson