betty

Firefox add-on publisher
  • Firefox 1

Track current and future extensions on one platform.

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Publishing since 2026 Last update Oct 9, 2026

Live Firefox add-ons

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A private, distraction-free notepad with zero permissions, instant local auto-save, multi-note management, and optional cloud sync.

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1
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These are no longer available on Firefox Add-ons Store.

A private, distraction-free notepad with zero permissions, instant local auto-save, multi-note management, and optional cloud sync.