This is a stub for the release notes of Spoofax 2.6.0.
See the corresponding migration guide for migrating from Spoofax 2.5.0 to Spoofax 2.6.0.
The incremental compiler for Stratego landed in this release. It is documented as a separate item under the Stratego documentation, including instructions on how to opt-in to it and what its limitations are.
The Stratego primitives
one sometimes lost annotations and origins of list tails when an element in the list was transformed. This bug has been fixed.