Codrenix Toolbox
Free Online Tools for Resumes, PDFs, Images & Everyday Tasks
What it does
A free online toolbox: build a resume or cover letter, merge/split/compress PDFs, resize and convert images, generate QR codes and passwords, convert units — fast, private and processed entirely in your browser.
One clean toolbox for the things you do every week: build a resume, fix a PDF, shrink an image, make a QR code. No sign-up, no uploads — everything runs right in your browser. Four focused categories cover resumes, documents, images and everyday utilities. Merge, split, compress, rotate, protect and convert PDFs — plus OCR. Resize, compress and convert JPG, PNG and WebP images instantly. Build an ATS-friendly resume and cover letter with live templates. QR codes, secure passwords, unit conversion and more everyday helpers. Create a clean, ATS-friendly resume in minutes with live templates. Combine multiple PDF files into one document in the order you want. Generate scannable QR codes for…from codrenixtoolbox.online
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Growth · 29d ago · astrapixels.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