Compare software

sig vs zf: catalog facts
sig	zf
Best for: Search streaming text interactively in your terminal	Best for: Picking files by path from the terminal with accurate matching
Free The open-source software is available without a license fee. Hosting, hardware and external services are separate.	Free Free to use; the source is published on GitHub.
Windows, macOS, Linux, Command line	Command line
Updates matches as data arrives and can rerun a source command.	Ranking tuned for file names and paths Also usable as a general fuzzy finder All 3 strengths for zf Ranking tuned for file names and paths Also usable as a general fuzzy finder Shell completion files included
Rerunning a command repeats any side effects that command has.	Smaller ecosystem of integrations than fzf Fewer interface options than larger finders
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Offline features available
Official website Full listing and sources Sources for sig github.com/ynqa/sig github.com/ynqa/sig/blob/main/LICENSE Catalog checked September 22, 2026	Official website Full listing and sources Sources for zf github.com/natecraddock/zf Catalog checked October 1, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.