The project leadership certifies that the APIs in this release are "Eclipse Quality".
This release (1.1) fixes 54 bugs reported since 1.0 was released. It also introduces a new language for pattern matching (Epsilon Pattern Language) documented in Chapter 11 of the Epsilon book  and numerous enhancements to the development tools and underlying execution engines of existing Epsilon languages.
No architectural issues associated with this review.
No security issues associated with this review.
No non-code issues associated with this review.
No usability issues associated with this review.
- The Epsilon forum has been reasonably active and now has almost 4000 messages
- Several bugs have been reported by adopters of Epsilon in the Bugzilla (some of them with patches) and subsequently fixed by the project committers