After an 8-hour hackathon I'm happy to announce mobi2oeb. Converts (non DRMed) .mobi/.prc files to an exploded OEBPS ebook. Supports all three levels of compression in .mobi files. Part of libprs500 v0.4.37
. To use
This is an initial release, so expect bugs. Thanks to darkninja for the HUFF/CDIC decompression code.