We're building an open-source battery [video]
Get picks like this daily. Today's launch numbers, the top launches, AI and tech news, and a daily opportunity pick, straight to your inbox.
Want to reach these readers? Sponsor an issue.
Made this video on our project which might be of interest to folks here! Happy to answer any questions. First time making a long-form video.Previous HN thread: https://news.ycombinator.com/item?id=41235789Video is also on PeerTube: https://spectra.video/w/4wTobcS16Ww5UAZVMWrC9E
HN · launched May 22, 2026 · 8 upvotes (top 51%) · 0 views
Niche: electrical equipment and power systems · 49 launches, 9 in the last 7 days ▲ +29% · Explore this niche →
Category and tags
- Energy & climate
- Hardware & robotics
- B2B
- Not AI
- Hobby / open-source project
Visit website ↗ Source listing ↗
More like this: all 49 launches in electrical equipment and power systems →
Could you build this?
No Designing and building physical battery hardware requires materials science, chemical engineering, physical prototyping, and laboratory safety equipment.
What it would actually take: Requires electrochemistry expertise, cell chemistry selection, cathode/anode formulation, battery management system (BMS) PCB hardware design and firmware, as well as physical laboratory facilities for cell assembly, cycler testing, and thermal safety validation.
Discussion
No comments on this launch.
Competitors
Other products that read as similar to this one : 176 launches clear the similarity bar, closest 8 shown.
Attention rank: #100 of 177 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).
Launched 203 days after the earliest competitor.
- akbium.ru · ph · 2026-11-14 · 1 upvotes · similarity 0.46
- GhostBox · hn · 2026-05-01 · 126 upvotes · similarity 0.46
- SPM: Batteries are the bottleneck to American Energy Dominance · yc · 2026-10-30 · 4 upvotes · similarity 0.46
- Mool (Loom clone). Free, offline-only, no signup · hn · 2026-02-14 · 5 upvotes · similarity 0.45
- I made alchemical-cosmological PCB badges · hn · 2026-08-05 · 24 upvotes · similarity 0.44
- Ember · hn · 2025-12-06 · 7 upvotes · similarity 0.44
- I'm launching a LPFM radio station · hn · 2026-02-17 · 113 upvotes · similarity 0.44
- I designed my own 3D printer motherboard · hn · 2025-12-06 · 127 upvotes · similarity 0.42
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.