An assertion library for E2E testing and real user monitoring
Details
- External ID
- 48774802
- Source
- HN
- Company
- —
- Product
- An assertion library for E2E testing and real user monitoring
- Website domain
- github.com
- Launched
- July 3, 2026
- Cohort
- —
- Upvotes
- 8
- Upvotes percentile
- 0.46176821983273597
- Tags
- —
- Fetched at
- Sept. 7, 2026, 9:26 p.m.
- Updated at
- Sept. 7, 2026, 9:26 p.m.
Enrichment
- Theme
- developer tools and programming utilities
- Vertical
- Horizontal
- Function
- Dev tools
- Audience
- Developer
- AI stance
- —
- Project type
- Hobby / open-source project
- Normalized one-liner
- assertion library for e2e and rum testing
- Manually corrected
- False
Could you build this?
Yes It is a TypeScript assertion library wrapping browser Performance and Web Vitals APIs for use in E2E testing harnesses and web clients.
Discussion
2 comments analyzed.
Competitors
Other products that read as similar to this one — 1164 launches clear the similarity bar, closest 8 shown.
Attention rank: #592 of 1165 (itself plus its competitors, highest first — normalized so YC and Product Hunt are compared fairly).
Launched 245 days after the earliest competitor.
- Autosana 2.0: The E2E validation layer for mobile & web apps · yc · 2026-04-21 · 9 upvotes · similarity 0.60
- Ashr: Mimic Your Production Environment and Users to Catch Agent Fails · yc · 2026-02-27 · 9 upvotes · similarity 0.58
- blackbox · github · 2026-09-23 · 14 upvotes · similarity 0.55
- domaincraft · github · 2026-09-22 · 7 upvotes · similarity 0.53
- TesterArmy: Test your app with natural language · yc · 2026-05-26 · 95 upvotes · similarity 0.52
- Basalt · hn · 2026-03-17 · 7 upvotes · similarity 0.51
- komari-probe · github · 2026-09-17 · 30 upvotes · similarity 0.51
- ScreenCI · hn · 2026-07-06 · 7 upvotes · similarity 0.51
Other launches for this product
- No other launches for this product.
Same idea, different domain
Nobody's really built a dev tools tool for Sales yet.