# Cool Concepts

Project, Worldwide.

> Menachem Kornreich, software engineer. Small web tools and experiments.
>
> — in its own words, from mkornreich.me, read 2026-09-25

- Website: https://mkornreich.me/projects/coolconcepts/
- Listed since: 2026
- launched: 2026-08-05
- launch post: https://news.ycombinator.com/item?id=49185881
- hn score: 2
- domain created: 2024-03-07
- Last verified: 2026-08-05


## Sources

- Hacker News, "Show HN" — https://news.ycombinator.com/item?id=49185881, read 2026-08-05

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startup.is · https://startup.is/projects/cool-concepts · open data: /api/v1, /llms.txt