
All in One Converter
Convert and manage files in one simple online toolkit
What it does
All in One Converter is a free browser-based toolkit for everyday file tasks. Convert, compress, resize, merge and manage PDF, image and document files in one place. No software installation is required, making it easy to handle common file tasks directly from your browser.
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ConvertingHub18d ago · convertinghub-official.web.app · ▲1Free All-in-One File Converter & PDF Tools
I USE PDF - All-in-One PDF Toolkit20d ago · iusepdf.com · ▲1Free tools to Compress, Merge & Convert PDFs Online
Free File Converter25d ago · freefileconverter.site · ▲3Free File Converter – Convert PDF, Images & Video Files
More dev tools this month
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Open-source GTM skills for technical founders
Dev tools · 29d ago · gtmcofounder.com

OpenTrailPaper is open-source bike computer firmware for the LilyGO T5S3 4.7" E-Paper PRO. It supports offline maps, GPX routes, FIT recording and Bluetooth sensors.
Dev tools · 1d ago · opentrailpaper.com

Launched alongside, August 2026
the whole month →- TL
Life & fun · 10d ago · louisabraham.github.io


- SA
Hello HN! I found that picking out plausible but diverse skin tones for my digital art and game development projects was kind of difficult, and I got curious about if there was a way to define a color space that made it easy. I've built a color picker and procedural generation algorithm based on the space as well as a bunch of other fun js features and demos throughout the page that use the equations. If you find it interesting, I have lots of explanations of how I built it and what properties the space has. The methodology might be a bit shaky, but hopefully the result is as helpful for…
Life & fun · Aug 2026 · toneyalexander.github.io


I trained a 125M-parameter transformer to autocomplete piano performances in real time (~108 notes/sec on an iPhone 15). The idea is basically GitHub Copilot or Tabnine, except instead of prompting it with code, you prompt it by playing a few notes on a MIDI piano. The model then continues what you played, entirely on-device. The app is free if anyone wants to try it. Happy to answer questions about the model, training, Core ML, or the many things that didn't work.
AI · 17d ago · simedw.com