Compare software

Notify vs slackcat: catalog facts
Notify	slackcat
Free Free and open source.	Free Free and open source under the MIT license.
Windows, macOS, Linux, Command line	Command line
Pipes any command output straight into chat platforms Supports several providers from one configuration	Posts files and piped command output to Slack Supports continuous streaming
Command-line only, with no graphical interface Sends messages only; it does not receive or store them	Requires access to Slack to post messages Command-line interface
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: MIT
No account needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 8, 2026

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