Game Boy on the Beam
A DMG Emulator in Pure Elixir
Details
- External ID
- 49094134
- Source
- HN
- Company
- —
- Product
- Game Boy on the Beam
- Website domain
- gb-dmg.live
- Launched
- July 29, 2026
- Cohort
- —
- Upvotes
- 6
- Upvotes percentile
- 0.2873357228195938
- Tags
- —
- Fetched at
- Sept. 8, 2026, 8:28 p.m.
- Updated at
- Sept. 8, 2026, 8:28 p.m.
Enrichment
- Theme
- Vertical
- Horizontal
- Function
- Dev tools
- Audience
- Developer
- AI stance
- Not AI
- Project type
- Hobby / open-source project
- Normalized one-liner
- game boy emulator in elixir
- Manually corrected
- False
Could you build this?
No Writing a Game Boy hardware emulator in Elixir demands deep knowledge of the Sharp LR35902 CPU, memory-mapped I/O, cycle-accurate timing, and custom audio/PPU rendering on the BEAM virtual machine.
What it would actually take: Building this requires mapping the full 8-bit instruction set with accurate cycle counts, emulating the Pixel Processing Unit (PPU) frame-by-frame, and implementing memory bank controllers (MBCs) and the programmable sound generator. Implementing this in Elixir requires advanced OTP actor design for concurrency, binary pattern matching, and efficient low-level state manipulation without the garbage collector causing frame drops.
Discussion
No comments on this launch.
Competitors
Other products that read as similar to this one — 946 launches clear the similarity bar, closest 8 shown.
Attention rank: #665 of 947 (itself plus its competitors, highest first — normalized so YC and Product Hunt are compared fairly).
Launched 272 days after the earliest competitor.
- oink · github · 2026-09-22 · 11 upvotes · similarity 0.64
- lsfg-metal · github · 2026-09-15 · 15 upvotes · similarity 0.61
- Refract · github · 2026-09-27 · 12 upvotes · similarity 0.59
- Journey · hn · 2026-02-16 · 10 upvotes · similarity 0.59
- YagameOS · github · 2026-09-12 · 14 upvotes · similarity 0.55
- omacontra · github · 2026-09-22 · 21 upvotes · similarity 0.54
- FGOAC-scooby · github · 2026-09-14 · 157 upvotes · similarity 0.54
- AEmulator · github · 2026-09-24 · 35 upvotes · similarity 0.54
Other launches for this product
- No other launches for this product.
Same idea, different domain
Nobody's really built a dev tools tool for Sales yet.