Originally Posted by JaiGuru
No, see I'm trying to get a plugin that opens within Calibre itself as an alternative to the native page viewer. It already opens the files just fine. And how can I install a plugin that doesn't yet exist?
Calibre has no need
to have a plugin to do what your OS can do.
The instructions are to have calibre PASS THE JOB to your OS, which by your own words
, can open the file