.minerva is a Flash Local Shared Object editor built based on the AMF3 specification and the AMF0 specification. .minerva is capable of reading and writing all known data types successfully. Tested against modern browsers and was built using Chrome 38 and Firefox 32. Features:

Read/Write AS3 Shared Objects - Capable of reading/writing Flash 9 and newer .sol files. Read/Write AS2 Shared Objects - Capable of reading/writing Flash 8 and older .sol files. JSON Import/Export

Available for legacy purposes, you can still download the last five versions of the Adobe AIR version of .minerva.