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qr-backup – paper backup of files using QR codes

qr-backup takes file(s), and outputs a “paper backup”: a printable black-and-white PDF full of QR codes.

flxvwr is a simple, cross-platform image viewer which provides a minimal user interface, keyboard shortcuts, and smooth performance.

highlight.js is a syntax highlighter written in JavaScript. It works in the browser as well as on the server

Quickemu is a wrapper for QEMU that automatically “does the right thing” when creating virtual machines.

QR Scanner is a QR code scanner and generator built with Flutter.

Foto is a simple image viewer. It simply shows an image either on a window or in the terminal. It is designed to be used in scripts.

File Lock PEA (PEA = Password Encrypting Archive) encrypts data at the filesystem level

Octoscan is a static vulnerability scanner for GitHub action workflows.

Encpipe is billed as the simplest encryption tool in the world.

Rouge is a pure Ruby syntax highlighter. It can highlight over 200 different languages, and output HTML or ANSI 256-color text.