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

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HN · launched Oct 27, 2026 · 144 upvotes (top 7%) · 0 views

Niche: interactive storytelling platforms · 98 launches, 11 in the last 7 days ▼ -8% · Explore this niche →

Category and tags

  • Education
  • Hardware & robotics
  • Prosumer
  • Not AI
  • Hobby / open-source project

Visit website ↗ Source listing ↗

Could you build this?

Partial The firmware and web/blog side are vibe-codeable, but the product is a physical ESP32 story box that detects figurines and plays audio. Real hardware design, enclosures, and PCB work need electronics skills that AI coding cannot substitute.

What it would actually take: The firmware (ESP32 reading RFID or NFC tags or sensors, playing audio from SD storage) is buildable with AI assistance. The hard parts are reliable hardware design, power management, a custom PCB, durable enclosures, and safe child-product electronics. Those need electronics engineering or a hardware-literate maker.

Discussion

20 comments analyzed.

Competitors mentioned: Toniebox, TeddyCloud, ESPuino

Concerns raised: writing reads as LLM-generated, Tonies holds patents on parts of the functionality

Feature requests: support for regular AA batteries, clarify how kids select stories (NFC cards or buttons), battery life on the ESP32

Competitors

Other products that read as similar to this one : 1863 launches clear the similarity bar, closest 8 shown.

Attention rank: #134 of 1864 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).

Launched 362 days after the earliest competitor.

The niche, labels, vibe code rating and competitor comparison on this page are analysis by Nicheloom. If you use them, please credit nicheloom.com. How you may use our data.