About this extension

Tampermonkey is the most popular userscript manager, with over 10 million weekly users. It's available for Chrome, Microsoft Edge, Safari, Opera Next and Firefox.

Tampermonkey makes it very easy to manage your userscripts and provides features like a clear overview over the running scripts, a built-in editor, ZIP-based import and export (Google Drive, Dropbox, OneDrive), automatic update checks and also browser and cloud storage based synchronization. And finally it's compatible to Greasemonkey up to version 3.x with experimental 4.x support.

Note: If you want to install the more often updated BETA version, then you can get it from here: https://tampermonkey.net/?browser=firefox

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Release notes for 4.18.0

Firefox:
Use userScript API to execute userscripts
Add container ID to GM_info
Fix script counter at file URLs
Fix sandbox window to have Object.prototype properties
Make GM_xhr multi-account container aware

General:
Experimental @sandbox support with possible values 'raw', 'JavaScript' and 'DOM'
Add an option to configure available sandbox modes
Remove document.addEventListener('DOMContentLoaded', ...) delayed event dispatching for document-start scripts executed later than the event
Remove toSource object prototype compat option
Allow GM_xhr streams to be canceled
Add GM_xhr.upload.onprogress support
Add some more entries to the download file extension whitelist
Add GM_download.details.conflictAction (works only in browser API mode)
Fix @resource SVG handling
Add some more editor shortcuts

UI:
Allow script tabs to be closed via middle mouse click
Add a close button to the header of some more dialogs
Fix script toggle element if darker theme is enabled

Locales:
Add Macedonian translation | thanks to EntityPlantt
Add Hellenic (Greek) translation | thanks to panos78
Update Chinese (simplified) translation | thanks to iskandarma
Update Portuguese-Brazil translation | thanks to DavidBrazSan
Update Russian translation | thanks to vanja-san

Sync:
Add an access token revoke button to some more cloud storage types
Note: make sure to sign out from the service first if you want to login with another account.
Show script sync log messages at the settings page
Dropbox: avoid upload of identical content

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