Quick Stamp — Insert Date and Time от microman21

Insert the current date and time without leaving the page you are editing. Place your cursor in a supported text field and press Alt+Shift+D, or right-click and choose Quick Stamp.

Features:
- Insert the current date and time, just the date, or just the time.
- Customize the format with seconds, English weekdays, and 12-hour or 24-hour time.
- Add a trailing space, a new line, or nothing.
- Insert at the cursor or replace selected text.
- Supports standard text fields and contenteditable editors, including Google Keep.
- Uses your computer's local time.

Click the toolbar icon to open settings. To change the shortcut, open Firefox's Add-ons Manager, select the gear menu, and choose Manage Extension Shortcuts.

Requires Firefox desktop 140 or later. Reload open pages after installation. Firefox internal pages, protected pages, PDF viewers, and local files are not supported. Some custom editors may not support insertion.

No data collection, analytics, or external network requests. Your formatting preferences are stored locally.