Reviewing API tools: end-user API is more or less stable, internal API (e.g. code generator, engine api for pattern matchers) has big changes. The API tools framework is not well-suited for pre-1.0 versions.
Ongoing tasks
Csaba: viewers refactor updated to latest master version; there is an issue of a missing notification. Code available at https://git.eclipse.org/r/33180
Dénes: Rete visualizer initialized using the recipe structures of the IncQuery engines; initial version available from https://git.eclipse.org/r/40212
Márton, Zoli: new engine API should work with local search; some issues needs to be fixed, it will be an ongoing effort