Open stack
Built with care
The tools and technologies behind Promptmark — chosen for performance, simplicity, and developer experience.
Go
Compiled performance, simple concurrency, one binary
HTMX
Server-rendered interactivity without the JavaScript
Tailwind CSS
Utility-first CSS that ships only what you use
Turso
Distributed SQLite for per-user database isolation
Hugo
Static site generator powering the documentation
OpenRouter
300+ AI models through a single unified API
Civic Auth
AuthN/AuthZ, token exchange provider
Civic
Safety layer for AI tool-calling
PLAYBOOK.md
Open standard for AI workflow definitions