Browse Maven: https://central.maven.org/maven2/

Root in google: https://storage.googleapis.com/maven-central/repos/central/data

Root on webserver: https://central.maven.org/maven2/

File Extensions:

• .asc: PGP signatures
• .md5: MD5 hash
• .sha1: SHA-1 hash

Directories

• .index
• .m2e: Maven to Eclipse: https://www.eclipse.org/m2e/
• .meta

Every .md5 or .sha1 has a corresponding with a small number of exceptions.

• central-metadata.json (curriously these are hidden in the direcotry listing (though they are accessible))
• maven-metadata.xml (these are all inside . folders (either .DAV or .svn) (were they hidden from the cleanup process?)) (one is '#maven-metadata.xml')
• .gz (most are in a .index folder but 4 are just in random places) ...

TODO: .asc files