MOnAMi, Publication Server of Hochschule Mittweida, Germany has changed the OAI-PMH basicurl.
The new basicurl is http://hsmw.bsz-bw.de/oai
The repository uses Opus 4 now.
OpenDOAR entry

New OAI-PMH Repository: İTÜ Polen, the DSpace Repository of Istanbul Technical University, Turkey
The OAI-PMH basicurl is: http://polen.itu.edu.tr/oai/request
The repository uses DSpace..

RIUnB, Repositório Institucional da UnB, Universidade de Brasília, Brazil has changed the OAI-PMH basicurl.
The new basicurl is http://repositorio.unb.br/oai/request
The repository uses DSpace.

Portal de Periódicos da UNICAP, journal platform of UNICAP, Brazil has changed the OAI-PMH basicurl.
The new basicurl is http://www.unicap.br/ojs/index.php/index/oai
The repository uses OJS.

New OAI-PMH Repository: euroCRIS DSpace CRIS digital repository
The OAI-PMH basicurl is: http://dspacecris.eurocris.org/oai/request
The repository uses Dspace-CRIS.