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pup vs Xidel: catalog facts
pup	Xidel
Free Free and open source under the MIT licence.	Free Free and open source under GPL-3.0-or-later.
Windows, macOS, Linux, Command line	Windows, macOS, Linux, Android, Command line
Filters HTML with familiar CSS selectors Works in Unix pipelines via stdin and stdout	Supports CSS, XPath, and XQuery extraction Can query JSON APIs and local JSON files
Development is infrequent Only handles HTML, not JavaScript-rendered pages	HTTPS connections on Linux require OpenSSL, including openssl-dev, and libcrypto.
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: GPL-3.0-or-later
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 8, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.