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Convert, compress, merge, split, sign, protect and clean PDF files.

Resize, compress, convert, upscale and strip metadata from photos.

Move between Word, Excel, PowerPoint, HTML and plain text.

Convert, trim, compress and resize video, or pull audio and frames out of it.

Convert, trim, normalise and inspect audio files.

Create and extract ZIP, TAR and GZIP archives safely.

Convert between CSV, JSON, XLSX, XML and YAML.

Clean, compare, count and transform text.

Hashes, encoders, JWTs, regex and formatting helpers.

The odds and ends: QR codes, colour tools, file inspection.