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Ask HN: What are you working on? (October 2025)

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Re: Ask HN: What are you working on? (October 2025)

#831
https://github.com/yogaraptor/turnto

It’s the beginnings of a web-based “choose your own adventure” book builder.

I’m sure other such things exist, but I wanted to build one with a focus on a natural authoring process - no HTML or Markdown, just one plain text so you can quickly type your way to fun.

The primary users (both for authoring and playing the books) will be my kids.

I’m also getting a kick out of building it with zero dependencies (I’m not counting the linter/formatter, Biome) in JavaScript), especially enjoying writing tests with just `node:assert`.

I’m planning on making it themeable in the style of CSS Zen Garden - I.e. you can’t change the generated HTML but you can style it with CSS however you like.

Re: Ask HN: What are you working on? (October 2025)

#832

I'm a dev and also a private pilot. Currently I'm working on Pilot Kit: https://air.club/ , a mobile app born from my own frustration with the amount of tedious paperwork in aviation. It's an all-in-one toolkit designed to automate the boring stuff so you can focus on flying. Core features include: automatic flight tracking that turns into a digital logbook entry, a full suite of E6B/conversion calculators, customiza…

Very cool, thanks for sharing!

Re: Ask HN: What are you working on? (October 2025)

#834
I'm finishing my side project BookBlend: Spotify Blend for Goodreads users

https://bookblend.app/

Given two Goodreads accounts, BookBlend uses a combination of web scraping, data analysis, and LLMs to calculate a blend score from 0-100. It shows you shared books, authors, and genres, as well as recommends books for the two to read together!

It's 100% free, and the source code is available on the "info" modal in the top right.

Re: Ask HN: What are you working on? (October 2025)

#835
Experimental, radically minimalist, Linux distribution from the ground up.

The target is servers/containers, but I plan to make a gaming/desktop release as well.

No site yet, but I do have a minimal rootfs that mostly works. It could be considered an alternative to Alpine, but more minimalist in the userland while maximalist as regards the kernel and firmware. Also, it's source based and far more opinionated.

This is entirely just for fun, and I do not have any expectation that anyone will want to use it besides myself.

Re: Ask HN: What are you working on? (October 2025)

#837

A reality-bending anomaly game where you are the anomaly: as you interact with items in your environment, you may notice some anomalies. Moving a cookie jar opens the fridge door. Closing the fridge door makes a painting on the wall shrink, and rotating that painting switches the lights on. The idea is for the game to make logical sense, but make the player sound completely unhinged from reality "I need to put the to…

This sounds interesting; how are you guiding the player from one object to the next? E.g. if I'm looking at the fridge, I have to observe the painting shrink or that it's a lot smaller the next time I see it. And if there are a lot of objects in the room, how do I know what's relevant? I'm curious!

Re: Ask HN: What are you working on? (October 2025)

#838
I build and maintain an iOS app size analysis tool that runs locally on your machine. I'm researching how well Apple Intelligence is for on-device insights into builds—my app currently has the ability to export build metadata as a json file, which you can then paste into your favorite LLM for insights and optimization tips. But I'd like to have a locally running alternative (your own local build agent). It's been super interesting seeing Foundation Models in action, and the context window restriction has been a new kind of challenge.

https://apps.apple.com/us/app/dotipa/id6742254881

Re: Ask HN: What are you working on? (October 2025)

#839

Training ML models for PDF forms. You can try out what I’ve got so far with this service that automatically detects where fields should go and makes PDFs fillable: https://detect.semanticdocs.org/ Code and models are at: https://github.com/jbarrow/commonforms That’s built on a dataset and paper I wrote called CommonForms, where I scraped CommonCrawl for hundreds of thousands of fillable form pages and used that as a…

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Re: Ask HN: What are you working on? (October 2025)

#840
I found a 1988 Sega arcade cabinet on the side of the street and decided to resto-mod it. The CRT in the cab has lost its blues, so I recapped and reflowed the board, which brought that back to life. I started off using a Raspberry Pi 5, and used a GPIO to VGA hat to generate the 15khz RGB signal that the monitor expects. I ended up abandoning this method in favor of using a GBS-control scaler in order to get 32bit color output.

The control panel was built from scratch. I used an ESP32 board to detect inputs from the buttons, as well as drive the RGB LEDS in the buttons. Th ESP32 outputs keyboard keypresses, and accepts serial input over USB to change the color of the buttons. My goal here is to have the buttons illuminate based on which game is loaded.

Lastly, I embedded a stream deck module in the control panel for auxiliary functions. For this, I built a node app to operate the stream deck given the lack of Linux support from Elgato. I'm going to put together a big blog post once I get closer to completion, but for now, here are some photos.

https://www.icloud.com/photos/#/icloudlinks/00cTcyTxaASpQ3t1...

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