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With EPUBReader you can read ePub files just in Firefox. No additional software needed!
IMPORTANT: This add-on is just for exporting ebooks from EPUBReaders private library. If you want to read ebooks, please install https://addons.mozilla.org/firefox/addon/epubreader/.
Shows the current price of your favourite crypto currency in the browser toolbar. You can select between > 1,500 cryptos.
Remove messages of specific Slack users
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