An aquarium game with a real nitrogen cycle
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Strong launch
Beat 84% of Show HN launches that day
#21 of 182 on Nov 5
#2 of 8 Games & Entertainment launches on Show HN on Nov 5. 4.3% of Games & Entertainment launches (2 of 47) reached 10+ points in the last 7 days. See Games & Entertainment →
points · traction gained Nov 11, 10:42 UTC → Nov 12, 10:31 UTC
Traction frozen — tracking ended at 162h after listing. Show HN votes are re-read for ~168h.
comments
listed Nov 5, 16:07 UTC
Traction (points) over time
Key statistics
- Traction
- 5points
- Comments
- 1
- Rank in GAME this week
- —not listed in the last 7 days
- Rank overall this week
- —
- Sector hit rate
- 4.3%2/47 · 7D
- Traction line
- Below10+ points
- First reading
- 2Nov 5, 18:13 UTC
- Last reading
- 5Nov 12, 10:31 UTC
- Readings
- 8over 162h
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2 of 47 Games & Entertainment launches on Show HN reached 10+ points over the last 7 days. The weekly brief shows what they did differently, so you can compare An aquarium game with a real nitrogen cycle.
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Top on Nov 5 · 182 Show HN launches that day, by points
- #1FirenookFirebase emulators in Rust: 40× faster writes, 10× less RAM176 points
- #2Rivet (YC W23)Scale and Orchestrate Agents on S3122 points
- #3Stroqa local audit of what your coding agent did and why96 points
- #4WaymarkA workflow engine that compiles jobs instead of replaying88 points
- #5Spindlea full-featured, type-safe web framework for OCaml 564 points
More in Games & Entertainment · top Show HN launches, last 7 days
- Ghanaian street games you can play in the browser115 points0
- Fable52.gamesPlay and inspect Fable 5.2 single-file HTML games68 points▲ +68
- My daily word puzzle Jointter revisited9 points0
- Jigwise, free jigsaw puzzles in the browser8 points▲ +8
- Totle, daily math puzzle game; Saturday puzzles have the fewest answers7 points0
Grades · each graded against other Games & Entertainment 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 84% · vs 248 Games & Entertainment · 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 · #21 of 182 Show HN launches on 2026-11-05
- #19K8sman6 points
- #20FranklyMail, business email and workspace tools for $9/year6 points
- #21An aquarium game with a real nitrogen cycle5 points
- #22I built Postraid to help founders create social media content with AI5 points
- #23Strive and Seek5 points
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Discussion
Keep going
- #22 of 182 on Nov 5I built Postraid to help founders create social media content with AI →
- 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 →
- CategoryGames & Entertainment: 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