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Marelleo, an open-source story box I built for my kids using ESP32

HDWRHardware & IoT·HNShow HN
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Breakout launch

Beat 99% of Show HN launches that day

#1 of 184 on Oct 27

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126+123

points · traction gained Oct 30, 16:20 UTC → Oct 31, 15:35 UTC · % shown only when the previous traction was 5+

Still tracked: re-read by each daily run while under ~168h old (window closes ~Nov 3, 15:24 UTC).

36

comments · buzz +35 in latest interval

6d

listed Oct 27, 15:24 UTC

Traction (points) over time

0100200Oct 28Oct 29Oct 30Oct 31ListedOct 28, 16:45 UTC · 1 points · 0 comments · 25h after listingOct 29, 16:38 UTC · 1 points · 1 comments · 49h after listingOct 30, 16:20 UTC · 3 points · 1 comments · 73h after listingOct 31, 15:35 UTC · 126 points · 36 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
126points
Comments
36
Rank in HDWR this week
#1of 23 HN
Rank overall this week
#10of 998 HN
Sector hit rate
9.5%2/21 · 7D
Traction line
Hit10+ points
First reading
1Oct 28, 16:45 UTC
Last reading
126Oct 31, 15:35 UTC
Readings
4over 96h

Grades · each graded against other Hardware & IoT launches from the same source

Momentum

A

+123 points

Traction gained in the latest daily interval

Better than 98% · vs 21 still-tracked Hardware & IoT · Show HN launches

Velocity

A

2.63 points/h

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

Better than 97% · vs 88 Hardware & IoT · Show HN launches, last 30 days

Engagement

—

2.9 per 10 points

Comments per 10 points

Too few peers to grade (9; need 20)

Staying Power

—

126.0×

Votes at last reading ÷ votes at first reading

Too few peers to grade (10; need 20)

Launch-day race · #1 of 184 Show HN launches on 2026-10-27

  1. #1Marelleo, an open-source story box I built for my kids using ESP32126 points
  2. #2Specification First Agentic Development Plugin and Prove34 points
  3. #3Live speech-to-text on an ESP32-P4 microcontroller, no cloud16 points
All launches on 2026-10-27 →

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Marelleo, an open-source story box I built for my kids using ESP32 on Launch Index
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Discussion

Read the 36 comments on Hacker News →

Others in this sector · top Show HN launches in Hardware & IoT 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