AI Prompt & Skill
Management Hub.
Prompt Management · Skill Store · Multi-Platform Install · Version Control · Multi-Model Arena — Manage prompts & SKILL.md, one-click install to 12+ AI coding tools.
Designed for AI Engineers
Manage prompts & SKILL.md skills, one-click install to Claude Code, Cursor, Windsurf and 12+ platforms.
Local-First Privacy
Your prompts never leave your device. Encrypted storage with full ownership.
Multi-Model Arena
Test one prompt against multiple mainstream LLMs and specialized models simultaneously.
Version Time Machine
Every edit is saved. Diff, rollback, and branch your prompt iterations like code.
Variable Templates
Use {{variable}} syntax to create dynamic, reusable prompt templates.
Instant Search
Powered by SQLite FTS5. Find any prompt by title, tag, or content in milliseconds, no matter the scale.
Multi-Format Export
Export to JSON, YAML, or CSV. Seamlessly integrate your prompts into your codebase or production APIs.
Full Lifecycle Workflow
Capture Inspiration
Write prompts in a pro editor with variable support to build dynamic templates.
Model Arena
Run side-by-side tests across multiple LLMs to quantify quality in one place.
Iterate & Ship
Track every version, compare diffs, and deploy your best prompts with confidence.
Why Local-First?
In an era dominated by cloud services, we chose a different path — your data belongs entirely to you.
Absolute Privacy
Your business logic and sensitive prompts should stay off the cloud. Physics-level security.
Zero Latency
Millisecond database response. No waiting for sync, work fluently even offline.
No Vendor Lock-in
Transparent data formats. Export or sync to your own private cloud whenever you want.
Common Questions
Community
PromptHub is built by the community. Join us in shaping the future of privacy-focused AI tools.
Backers Arena
Heartfelt thanks to those who support the development of PromptHub.
*🌊
2026-01-08
"Support excellent software!"
*昊
2025-12-29
"Thanks for your software! Limited capacity, small support."
Become a Backer
Support Open Source
Start Your Journey
Available for macOS, Windows, and Linux. Free and Open Source.
macOS
macOS 10.15+
Windows
Windows 10/11
Linux
Mainstream Distros