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Read and write image metadata in many formats

Manage EXIF, IPTC, XMP and ICC metadata

Review text differences and resolve merge conflicts

A scriptable organiser for digital music collections

Small shared-secret VPN for a client-to-server connection

Parallel video encoding with scene-level quality control

Convert structured text into HTML, office, and documentation formats

Convert timed text through configurable readers, filters, and writers

Translate files between character sets with a CLI frontend

Command-line conversion and cleanup for CSV data

Retrieve files and mirror sites without a desktop

Upload temporary files from command-line workflows

Structural PDF transformations from the command line

Command-line page imposition through LaTeX

Extract PDF text with page, layout, and coordinate controls

Render paginated HTML into PDF with a command-line workflow

Convert HTML and CSS into PDF without a browser engine

Practical developer-tool skills often missing from coursework

Consumer VPN with desktop and mobile setup routes

A simple VPN offer with WireGuard or OpenVPN access

A command-line multi-system emulator with input remapping

Windows FTP transfers with a free client and paid automation features

Losslessly optimize PNG and JPEG files

Send files by a short code through the terminal or browser