Utilities & Online Tools

Count words and inspect text statistics

Combine PDF tasks into reusable workflows

Move files between a terminal and a phone using a QR code

Prepare media conversions and reusable FFmpeg command scripts

Engineering calculations across circuits and mechanics

Query DNS records from lists with resolver and wildcard controls

Host protocol and browser file transfers with administrative controls

Math input with worked examples across several subjects

Make large letters from ordinary text characters

Convert BIN disc images into ISO through a small Windows utility

Free Windows media conversion with track and subtitle controls

PDF editing online and on Windows

Convert structured data among common text representations

Type Vietnamese with configurable keyboard methods

Track and synchronize large files across distributed storage

Make transparent or replacement-background images

Mathematics and practical calculators by subject

Mathematical documents that combine solutions and visualization

Detect and convert text-file encodings

Search encoder quality settings before a full video encode

Operate an FTP server with virtual-user controls

Graph and alert on several network endpoints

Automatically choose a Whois server for a terminal lookup

Mux video, audio, captions, and chapters into MP4