Compare software

PRM vs spr: catalog facts
PRM	spr
Free Free and open source under the Apache 2.0 license.	Free Free and open source under the MIT license.
Windows, Command line	Command line
Works directly on contributors' actual PR branches Built for the review workflow of busy maintainers	Creates pull requests from individual commits Supports stacked pull request workflows
Tied to GitHub pull requests Command-line only	Built around GitHub pull requests Requires GitHub API authorization
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	License: MIT
Not stated if an account is needed	Not stated if an account is needed
Not stated if it 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.