LAUNCH·INDEX

Cryo

A language whose programs live forever

EDUCEducation & Learning·HNShow HN
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Breakout launch

Beat 96% of Show HN launches that day

#6 of 184 on Oct 27

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120 (0.0%)

points · traction gained Oct 30, 16:20 UTC → Oct 31, 15:35 UTC

Still tracked: re-read by each daily run while under ~168h old (window closes ~Nov 3, 15:48 UTC).

0

comments · buzz 0 in latest interval

6d

listed Oct 27, 15:48 UTC

Traction (points) over time

01020Oct 28Oct 29Oct 30Oct 31ListedOct 28, 16:45 UTC · 12 points · 0 comments · 25h after listingOct 29, 16:38 UTC · 12 points · 0 comments · 49h after listingOct 30, 16:20 UTC · 12 points · 0 comments · 73h after listingOct 31, 15:35 UTC · 12 points · 0 comments · 96h after listing
4 readings (one per daily ingest run). Dots are recorded values; lines just connect them — nothing in between is measured.

Key statistics

Traction
12points
Comments
0
Rank in EDUC this week
#1of 17 HN
Rank overall this week
#48of 998 HN
Sector hit rate
15.4%2/13 · 7D
Traction line
Hit10+ points
First reading
12Oct 28, 16:45 UTC
Last reading
12Oct 31, 15:35 UTC
Readings
4over 96h

Grades · each graded against other Education & Learning launches from the same source

Momentum

—

+0 points

Traction gained in the latest daily interval

Too few peers to grade (16; need 20)

Velocity

A

0.25 points/h

Votes per hour since listing (age capped at 48h)

Better than 96% · vs 67 Education & Learning · Show HN launches, last 30 days

Engagement

—

0.0 per 10 points

Comments per 10 points

Too few peers to grade (6; need 20)

Staying Power

—

1.0×

Votes at last reading ÷ votes at first reading

Too few peers to grade (7; need 20)

Launch-day race · #6 of 184 Show HN launches on 2026-10-27

  1. #4Samosa13 points
  2. #5Hatamoto batteries-included CMS in Go12 points
  3. #6Cryo12 points
  4. #7Markdown is 40× more token-efficient with SQLite10 points
  5. #8Jog10 points
All launches on 2026-10-27 →

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Cryo on Launch Index
<a href="https://launchindex.ai/product/61628" target="_blank"><img src="https://launchindex.ai/badge/61628" alt="Cryo on Launch Index" height="54" /></a>

Discussion

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Others in this sector · top Show HN launches in Education & Learning by traction, last 7 days

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Data as of Oct 31, 2026, 3:03 PM UTC. Sector comes from keyword rules on the title and tagline and can be wrong. How it works