Compare software

Tab Wrangler vs Auto Tab Discard: catalog facts
Tab Wrangler	Auto Tab Discard
Best for: People who collect too many open tabs and want them tidied automatically	Best for: Suspends inactive tabs to free memory, keeping them in the tab strip
Free Free and open source.	Free The open-source extension is available without a license fee.
Browser extension	Browser extension
Closes idle tabs automatically Keeps closed tabs in a list for restoring All 4 strengths for Tab Wrangler Closes idle tabs automatically Keeps closed tabs in a list for restoring Available for both Chrome and Firefox Open source	Frees memory without losing tabs or their order Sensible exclusions for pinned, playing and form-filled tabs
Closing tabs automatically can surprise you until the timing is tuned No versions for Safari or other browsers mentioned	Restoring a discarded tab reloads it, which loses unsaved page state Aggressive settings reload pages more often than you want
Browser extension	Browser extension
Open source	Open source
License not stated	License: MPL-2.0
No account needed	Not stated if an account is needed
Offline features available	Not stated if it works offline
Official website Full listing and sources Sources for Tab Wrangler github.com/tabwrangler/tabwrangler Catalog checked September 23, 2026	Official website Full listing and sources Sources for Auto Tab Discard webextension.org/listing/tab-discard.html github.com/rNeomy/auto-tab-discard Catalog checked September 22, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.