jev-rules
Jev picks which of your rules apply to each prompt, so Claude only sees the ones that matter.
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GITHUB · launched Sep 18, 2026 · 48 upvotes (top 18%) · 0 views
Niche: prompt engineering and management tools · 173 launches, 13 in the last 7 days ▼ -19% · Explore this niche →
Category and tags
- Horizontal
- Agent / copilot
- Developer
- AI-native
- Hobby / open-source project
Visit website ↗ Source listing ↗
More like this: all 173 launches in prompt engineering and management tools →
Could you build this?
Yes This is a prompt-preprocessing utility that matches prompt text against a set of rules before forwarding relevant ones to Claude, easily implemented via basic text matching or embedding similarity.
Competitors
Other products that read as similar to this one : 209 launches clear the similarity bar, closest 8 shown.
Attention rank: #50 of 210 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).
Launched 292 days after the earliest competitor.
- jev-guard · github · 2026-09-22 · 7 upvotes · similarity 0.58
- claude-x-jev · github · 2026-09-25 · 21 upvotes · similarity 0.50
- Jev predicting your life choices · hn · 2026-09-26 · 7 upvotes · similarity 0.49
- Judge Jev · hn · 2026-09-20 · 5 upvotes · similarity 0.48
- jev-explained · github · 2026-09-19 · 27 upvotes · similarity 0.47
- Human vs. Jev · ph · 2026-10-02 · 1 upvotes · similarity 0.45
- awesome-jev · github · 2026-09-22 · 441 upvotes · similarity 0.45
- RuleReceipt · ph · 2026-09-30 · 1 upvotes · similarity 0.45
The niche, labels, vibe code rating and competitor comparison on this page are analysis by Nicheloom. If you use them, please credit nicheloom.com. How you may use our data.