Smoke and speed: a race car mid-drift on the track. Photo by Jack Stapleton. Update (2025-10-31): revdeprun 1.0.0 switched to using a custom workflow to pre-install binary dependencies for checking reverse dependencies, and run parallel checks using xfun::rev_check(). This significantly improves performance and reliability. Read the release notes here. This post has been updated to reflect these changes. I’m glad to announce the release of revdeprun, a Rust CLI tool that makes it easy to run reverse dependency checks on cloud …