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Ask HN: What Are You Working On? (July 2026)

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Re: Ask HN: What Are You Working On? (July 2026)

#461
post #445

I've spent the last months building a videogame: Cardume [1], its a pvp game where 2 players battle using a swarm of thousands of cells. It uses Reynold's boids, Couzin flocking behaviors and diffuse fields to generate a mini ecological simulation each game. The sim is pretty well optimized, handling 12k agents at 60fps in a medium hardware machine. It also has some pretty cool visuals. Any feedback appreciated, the…

Awesome game! Small suggestion, for each paragraph that is in your description, you can add a small gif-style webm video. It's kind of expected now for Steam games, and specially because it's such a unique game it would make an easier introduction to the concept. Looking forward to play it :D

Re: Ask HN: What Are You Working On? (July 2026)

#463
I'm working on adding better Obsidian support to my personal SSG – Hajime [1], in an effort of making it a somewhat solid Obsidian Publish alternative.

The main point is adding relationships between the entries, as that's the bread and butter of Obsidian.

[1]: https://0xff.nu/hajime/

Re: Ask HN: What Are You Working On? (July 2026)

#464
post #79

I was an experienced game designer and producer (mostly RTS and narrative RPG). Some years ago, my career was derailed by major health developments. Since then, I haven't been able to work as I once did. I didn't expect I'd be able to meaningfully contribute to a game again. Earlier this year, a colleague encouraged me to experiment with Claude Code. So now I have a little game project. :) Being unfamiliar with genAI…

For all the bad rap that AI gets in game development, stories like this should be heard more. I occasionally get tendinitis and I can't code for the entire day like when I was young. I get some relief dictating to the AI when I need to rest my hands. I can imagine it's a much bigger help for someone who is struggling with worse.

Re: Ask HN: What Are You Working On? (July 2026)

#467
I am working on a fast, local desktop search engine. GlintIndex indexes your files and provides instant full-text search. It is in an early stage of development, and I have not reached the MVP level yet. Contributions, issues, and suggestions are welcome.

[1] https://github.com/riccione/glintindex

Re: Ask HN: What Are You Working On? (July 2026)

#469
I'm working on improving my PCB synthesis system; given a KiCad schematic and some extra metadata it can currently lay out and route an entire double-sided PCB with about 50 components in 4 minutes without any human intervention.

I wrote it because I was too lazy to learn how to use KiCad's layout features properly, and thought 'how hard can it be?'. Several months later, I had this.

It's not intended to compete with Altium etc. but it certainly produces compact, valid and fully design-rule-compliant boards with much less work that doing it myself or using one of the low-cost remote labour platforms.

It uses constraint logic programming to solve the hard parts of the problem. Hierarchical decomposition of the circuit design helps reduce combinatorial explosion, which was a show-stopper for early versions of the system. Current indications are that I may be able to scale it further in the longer term to deal with more complex design scenarios and larger boards, without hitting the exponential cliff.

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