PaperLocal
Private PDF tools that never upload your documents
What it does
PaperLocal is a private PDF workspace that runs entirely in your browser. Merge, split, rotate, extract and remove pages; convert between PDFs and images; add watermarks and page numbers; fill and sign documents; preview every change; and chain actions into reusable workflows. No uploads, accounts, ads, added watermarks, or file retention, your documents stay on your device.
Merge and reorder PDF files locally in your browser. No uploads, accounts, watermarks, or document retention.
Your document bytes stay inside this browser tab. Closing or refreshing the page clears the currentfrom paperlocal.app
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Work · 17d ago · calendly.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 · 16d ago · simedw.com