This new version of oledump can output the content of all streams in JSON format, and has a new plugin for MSI files: plugin_msi.py.
oledump_V0_0_33.zip (https)
MD5: E5F879766B5C1C899E75E2F2A8ED9533
SHA256: 2B7C9565880F14E8A431F7819926EE801DE129458E682FAAF99FEF41AFA49934
Article Link: https://blog.didierstevens.com/2018/02/19/update-oledump-py-version-0-0-33/