3 Products
289 Total Interest
0.07 Avg Engagement
Open Source Top Category
View on Product Hunt

Kiyoshi Nagahama ships. 3 products in the index, with a best launch pulling 104 interest. The full portfolio is below, sorted by community response.

Launch Portfolio

All 3 products, sorted by community engagement.

Browse, search & track costs across Claude Code sessions
104
Open Source Developer Tools GitHub
Apr 2026 7 discussions 0.07 engagement
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App cleaner that lives in your MacBook’s notch
100
Mac Open Source GitHub
Apr 2026 6 discussions 0.06 engagement
Visit Website
Turn slides into narrated videos
85
Productivity Marketing Education
Apr 2026 6 discussions 0.07 engagement
Visit Website

Launch Timeline

YearProductsAvg InterestTop Launch
2026 3 96 Claudoscope

Categories

Open Source (2) GitHub (2) Developer Tools (1) Security (1) Mac (1) Productivity (1) Marketing (1) Education (1)

Launch Pattern

Kiyoshi Nagahama's strongest launch pulled 104 interest. Their weakest tracked launch pulled 85. A 1.2x spread between best and worst is typical for a serial launcher. Consistency matters more than one big hit.

Frequently Asked Questions

We track the makers listed on each product's launch page. A founder appears here if they're credited on 3 or more products in our index.

Serial builders. Some founders launch multiple products across different categories. Others iterate publicly, launching new versions or pivots as separate products. Both patterns show up in the data.

It means the community paid attention. High total interest across many launches signals consistent relevance. But a founder with 3 launches averaging 0.40 engagement may have built better products than one with 20 launches averaging 0.08.

Sum of each product's engagement ratio divided by number of products. It weights every launch equally regardless of interest score. A founder with consistently high engagement across small launches will rank higher than one with one viral hit and many duds.

Yes. The maker list includes anyone credited on the launch page. Team members, co-founders, and contributors all appear. We don't distinguish between roles.

Track serial launchers

Weekly intelligence on who's building what and which launches the community cares about.