Compare software

sig vs peco: catalog facts
sig	peco
Best for: Search streaming text interactively in your terminal	Best for: Shell users who want an interactive picker inside pipelines
Free The open-source software is available without a license fee. Hosting, hardware and external services are separate.	Free Free and open source.
Windows, macOS, Linux, Command line	Command line
Updates matches as data arrives and can rerun a source command.	Works with any piped input Filters interactively as you type All 3 strengths for peco Works with any piped input Filters interactively as you type Easy to combine with shell scripts and aliases
Rerunning a command repeats any side effects that command has.	Fewer built-in integrations than fzf Needs shell configuration for key bindings
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: MIT
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 peco github.com/peco/peco Catalog checked September 23, 2026

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