High cohesion, loose coupling. Unlock a codebase that your engineers and AI love.
Define and enforce module boundaries. Preserve a clean architecture automatically with one line in your CI pipeline.
Define boundaries interactively, right in your terminal
Built with Rust for blazing fast static analysis
Tach is entirely open source and permissively licensed (MIT)
Enforce a public interface for each module with strict mode
See the dependencies between all of your modules,and identify cycles and tight coupling.
Discuss high-level design with your teammates
Quickly identify circular dependencies
Use your dependency graph to enhance documentation
Tach shows you how logic flows through your application
Tach uses your module boundaries to determine which files are impacted by your changes, and dramatically speed up your CI pipelines.
Tach immediately determines exactly which files are impacted by your changes
Rerun all tests for a module if anything within it has changed
Tach uses static analysis to determine which modules are used.
Accurately cached results based on your source files and environment.