This is the last release that includes RecToolsIR class with the iterative methods and regularisation methods that rely on the Regularisation toolkit. The next release retires RecToolsIR class entirely in favor of faster methods in RecToolsIRCuPy class that use CuPy and ASTRA device-to-device functionality.
Full Changelog: v2026.1.0.1...v2026.2.0.0