Transfer data with URLs. 6 tabs covering output, request methods, auth & TLS, network options, cookies, and transfer control. Includes favorites and localStorage persistence.

Encode, transcode, and process audio & video. 8 tabs covering video codec, audio, filters, subtitles, streams, time/trim, hardware acceleration, and global options. Multiple inputs and smart filter merging.

Walk a directory tree and apply tests & actions. 5 tabs covering name & type, size & time, permissions & owner, tree control, and actions (print, delete, exec). The classic Linux power tool.

GNU Privacy Guard — encryption, signing, and key management. Task-oriented UI with plain-English explanations for every operation. Includes a full glossary of cryptography concepts.

Create, edit, and convert images. Command selector switches between convert, mogrify (batch), composite, montage, and identify — each with appropriate I/O fields and relevant option tabs.

TLS toolkit and general-purpose cryptography. 6 categories: key generation, certificates (CSR, self-signed, CA signing), symmetric encryption, hashing & signing, TLS testing, and format conversion.

Password generation toolkit. 6 generators: pwgen, apg, openssl rand, /dev/urandom one-liners, xkcdpass passphrases, and an in-browser generator with entropy estimation.

Fast, efficient file synchronisation. 5 tabs covering essentials, transfer & preserve, filtering, remote/SSH, and advanced backup options. Dry-run banner and red-flagged destructive options.

Bundle files into archives, or unpack them. Task-oriented UI with six modes — create, append, update, extract, list, compare — and compression options for gzip / bzip2 / xz / zstd.

Read items from stdin and run a command with them as arguments. The classic find companion. 2 tabs covering input format (-0, -d, -L, -a) and execution (-I, -n, -P, -r, -p, -t).