Show HN: Deterministic product idea generator (no AI APIs, works offline) (opens in new tab)

*Problem:* I was spending $50+/month on ChatGPT API to generate product ideas. Results were inconsistent, required internet, and changed every run.

*Solution:* Passive-Gen — a 100% offline, deterministic idea generator. Same seed = identical output. Every time.

*How it works:* - Seeded RNG (Linear Congruential Generator) - 30+ templates per category (Gumroad, Etsy, Prompts) - Auto-scoring on 4 dimensions - Markdown + JSON output

*Example output for "AI tools":*

*CodeReview Bot* — AI-powered code review automation that checks for security issues, performance bottlenecks, and style violations. Integrates with GitHub/GitLab. One-c...

Scores: Ease 8/10, Demand 9/10, Diff 7/10

*Tech stack:* TypeScript, Node.js, zero dependencies

*Open source:* https://github.com/CrazhHolmes/passive-gen

*Question:* Would you use this for your side project research? What features would you add?