Add-ons
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XPCOMViewer 1.4.2.1-signed.1-signed Requires Restart
by Ondřej Doněk
XPCOMViewer is tiny tool for exploring XPCOM components.
![[Warning]](https://addons-stage.thunderbird.net/static/img/developers/test-warning.png?b=f7f5719b-69bc56b1)
Permissions
About this Add-on
XPCOMViewer - Explore world of XPCOM!
