ZapFast, Native WhatsApp for Linux, macOS, and Windows with Calls
Strong launch
Beat 83% of Show HN launches that day
#29 of 188 on Nov 3
#3 of 25 Developer Tools launches on Show HN on Nov 3. 6.4% of Developer Tools launches (10 of 156) reached 10+ points in the last 7 days. See Developer Tools →
points · traction gained Nov 9, 10:27 UTC → Nov 10, 10:45 UTC
Traction frozen — tracking ended at 159h after listing. Show HN votes are re-read for ~168h.
comments
listed Nov 3, 19:58 UTC
Traction (points) over time
Key statistics
- Traction
- 5points
- Comments
- 5
- Rank in DEVT this week
- —not listed in the last 7 days
- Rank overall this week
- —
- Sector hit rate
- 6.4%10/156 · 7D
- Traction line
- Below10+ points
- First reading
- 5Nov 4, 21:23 UTC
- Last reading
- 5Nov 10, 10:45 UTC
- Readings
- 7over 159h
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Top on Nov 3 · 188 Show HN launches that day, by points
- #1HackerTVHN's most-recommended Youtube videos as 24/7 TV channels488 points
- #2Hacker Times, a New York Times-inspired version of Hacker News475 points
- #3Uncracked City, detective game where you question LLM suspects that lie127 points
- #4KairosOpen-source risk and fraud decisioning platform107 points
- #5I built a little browser game to practice Vim commands72 points
More in Developer Tools · top Show HN launches, last 7 days
- DBDelveOpen-Source DB Client Made with Rust and GPUI124 points0
- Godbolt-in-a-floating-window for Neovim (C, C++, Rust)104 points▲ +2
- JavaScript web apps with WASM layout and GPU rendering in 280 KB46 points0
- CloneGuardScan a repo for credential-stealing tricks before it runs31 points0
- Write GitHub Actions in any languageLoopt15 points0
Grades · each graded against other Developer Tools launches from the same source
Momentum
——
Traction gained in the latest daily interval
Not re-read in the latest run, so no recent gain
Velocity
A0.10 points/h
Votes per hour since listing (age capped at 48h)
Better than 86% · vs 672 Developer Tools · Show HN launches, last 30 days
Engagement
——
Comments per 10 points
Needs 10+ points; below that the ratio is mostly noise
Staying Power
——
Votes at last reading ÷ votes at first reading
Needs 10+ points and readings from two runs
Launch-day race · #29 of 188 Show HN launches on 2026-11-03
- #27Modelpeers5 points
- #28Google Trends for Reddit5 points
- #29ZapFast, Native WhatsApp for Linux, macOS, and Windows with Calls5 points
- #30Confetti5 points
- #31DrawDB5 points
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Discussion
Keep going
- #30 of 188 on Nov 3Confetti →
- Case studyHow HackerBooks reached 1,861 points on Show HN with a five-word pitch →
- Case studyHow "Steal My Bitcoin" turned a two-word dare into the #1 Show HN of the week →
- CategoryDeveloper Tools: supply, hit rate, top launches →
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Data as of Nov 13, 2026, 9:22 AM UTC. Sector comes from keyword rules on the title and tagline and can be wrong. How it works