v4.4.0

• Asynchronous SKOS exporter
• Improved web based SKOS importer
• Versioning for collections
• Concepts, collections and concept scheme can be serialized as NTriples
• Rails 4.1
• Bootstrap 3
• Heroku improvements
• Improved thesaurus reset
• Fix import of large RDF graphs

v4.3.2

• Fix non-working migrations on MySQL >= 5.6
• Fix RDF/XML representation for federated search results

v4.3.1

• Fix for 4.3.0 not booting on heroku

v4.3.0

4.3.0 brings federation capabilities as a big new feature! You can search
through connected iQvoc instances as well as get search-as-you-type suggestions
for matches to concepts in connected thesauri. Find out more in the
wiki.

• Federated search
• Federated matches
• REST API documentation available under /apidoc
• Web based ntriples importer now runs
  asynchronously and
  allows for optional publishing
• Hi-Res UI graphics throughout

v4.2.0

As 5.0.0 has been postponed, 4.2.0 comes as another 4.x release.

• Rails 4
• Unbounded hierarchy API depth (8538836)
• Collection notes are now configurable
• HTML titles throughout the app
• Bugfixes