I built a calendar app that gives each event its own to-do list
Breakout launch
Beat 94% of Show HN launches that day
#10 of 181 on Nov 12
#1 of 15 Productivity launches on Show HN on Nov 12. 5.1% of Productivity launches (4 of 79) reached 10+ points in the last 7 days. See Productivity →
points · since listing → Nov 13, 10:27 UTC
Still tracked: re-read by each daily run while under ~168h old (window closes ~Nov 19, 15:24 UTC).
comments · buzz +2 in latest interval
listed Nov 12, 15:24 UTC
Traction (points) over time
Key statistics
- Traction
- 11points
- Comments
- 2
- Rank in PROD this week
- #4of 75 HN
- Rank overall this week
- #53of 1,038 HN
- Sector hit rate
- 5.1%4/79 · 7D
- Traction line
- Hit10+ points
- First reading
- 11Nov 13, 10:27 UTC
- Last reading
- 11Nov 13, 10:27 UTC
- Readings
- 1over 19h
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4 of 79 Productivity launches on Show HN reached 10+ points over the last 7 days. The weekly brief shows what they did differently, so you can compare I built a calendar app that gives each event its own to-do list.
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Top on Nov 12 · 181 Show HN launches that day, by points
- #1My $300 embroidery machine needed a subscription, so I built my own app516 points
- #2AgentRunopen-source, Self-improving Managed Agents103 points
- #3Fable52.gamesPlay and inspect Fable 5.2 single-file HTML games68 points
- #4KapsoIterative learning from enterprise data45 points
- #5Apron Chat Protocol44 points
More in Productivity · top Show HN launches, last 7 days
- Someone Was HereFind out who used your Mac while you were away115 points0
- AircadProfessional drafting and 3D modeling in the browser90 points▲ +44
- Build a PC in 3D in the Browser55 points▲ +52
- NotekprAn open-source, E2EE alternative to Notion and Obsidian9 points0
- I built ivyNote, a local-first Markdown notes app6 points0
Grades · each graded against other Productivity launches from the same source
Momentum
——
Traction gained in the latest daily interval
Listed in the latest interval; no earlier reading to compare
Velocity
A0.61 points/h
Votes per hour since listing (age capped at 48h)
Better than 97% · vs 316 Productivity · Show HN launches, last 30 days
Engagement
—1.8 per 10 points
Comments per 10 points
Too few peers to grade (14; need 20)
Staying Power
——
Votes at last reading ÷ votes at first reading
Still being tracked; graded once settled (48h)
Launch-day race · #10 of 181 Show HN launches on 2026-11-12
- #8A self-hosted PHP platform combining CMS, e-commerce and more, built-in13 points
- #9Cerulion11 points
- #10I built a calendar app that gives each event its own to-do list11 points
- #11Litek8s10 points
- #12DRS-VPT. Localize a photo in a 3D point cloud without an initial pose9 points
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Discussion
Keep going
- #11 of 181 on Nov 12Litek8s →
- 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 →
- CategoryProductivity: 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