DonnaOS is a fully custom AI engine -- built from the ground up, with zero external dependencies. No GPT. No external APIs. Pure proprietary intelligence that adapts to every user.
A fully custom AI engine. 15,000+ lines of TypeScript. Zero dependencies on OpenAI, GPT, or any external AI service.
Learns each user's response profile automatically. Every interaction refines the model -- no manual tuning required.
Balances exploring new approaches with leveraging what already works. The engine gets smarter with every session.
Zero external API calls. The entire engine runs on-device. Your data never leaves your control.
One engine powers every domain. Choose your vertical.
Train smarter. Adapt faster.
AI-powered training plans, workout generation, and real-time form analysis for athletes and bodybuilders.
Launch AppThe engine is vertical-agnostic.
DonnaOS powers any performance domain. New verticals are in development.
DonnaOS is 15,000+ lines of proprietary TypeScript -- a fully custom AI engine built from scratch over years of R&D. It cannot be replicated by prompting a language model.
"The engine learns each user's response profile within days -- adapting recommendations in real time without any manual configuration."
DonnaOS specification, patent application
15k+
Lines of AI code
3,900+
Automated tests
0
External AI deps
Zero external AI dependencies
No OpenAI. No GPT. No Anthropic. The engine is fully self-contained.
Proprietary personalization engine
A multi-signal system that builds a precise model of each user over time.
Rapid convergence
The engine reaches high-confidence personalization within days, not months.
On-device execution
The AI runs directly on the user's device. No server round-trips. No data exposure.
Patent-pending architecture
Proprietary algorithms developed over years. Not replicable by prompting a language model.
15,000+
Lines of custom AI code
3,900+
Automated tests
0
External AI dependencies
Days
To full personalization