PDF Editor Offline
Edit PDFs privately—no uploads or Adobe subscription
What it does
PDF Editor Offline is a free, open-source PDF editor that runs on your computer. Edit, sign, annotate, merge, convert, OCR, and redact documents without uploading them. No account, no document telemetry, and no Adobe subscription.
A free, open-source PDF editor that runs on your computer. Edit, sign, organize, convert and redact without uploads, accounts or an Adobe subscription.
A full PDF editor that runs on your computer. Edit, sign, organize, convert, redact, and clean private data—without sending your files to the cloud. Everyday PDF jobs in one local workspace, from quick page changes to permanent redaction. Add text, images, drawings, highlights, comments, stamps, watermarks, and attachments. Complete standard forms and add a typed, drawn, image, or certificate-backed signature. Merge, split, reorder, rotate, crop, duplicate, compress, number, and remove blank pages. Move between PDF, Word, PowerPoint, Excel, images, Markdown, text, EPUB, SVG, and PDF/A. Inspect and remove metadata, attachments, links, annotations, form data, and other hidden details.…from othmaneblial.github.io
Does the same job
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Free Pdf Edit, Sign & Redact Offline 17d ago · pdfedit.senaskat.com · ▲1PDF Edit, Add text, images, signatures, Fast, no upload
Online — Fill, Sign & Edit PDFs Free25d ago · pdfxo.co.uk · ▲3No cloud. No signup. Just your PDF, edited.


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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