XPISigner - Java cross-platorm xpi signing tool
XPISigner creates signed extensions or plug-ins for Firefox and Thunderbird.
It is a replacement for signtool.exe
Requirements:
Java 5 or higher
PKCS#12 (PFX) file containing your signing key and certificate
Your unpacked xpi directory structure
To sign the xpi file you need to point XPISigner at the directory containing your unpacked xpi.
XPISigner processes each file in the directory calculating the MD5 [...]
