Collections by ddasedEn
ddaseden's fav file viewer add-ons by ddasedEn
File viewers let you view files - of various formats containing documents, spreadsheets, slide-shows etc.
ddaseden's fav time-machines by ddasedEn
Timer and Clock related add-ons -- clocks, count-up/count-down timers, timed alerts/alarms etc.
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Collections make it easy to keep track of favorite add-ons and share your perfectly customized browser with others.
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