LTBEEF (Literally the Best Exploit Ever Found) is a bookmarklet-based tool designed to disable admin-enforced extensions on Chrome and ChromeOS, primarily used on school-issued Chromebooks. While patched in Chrome v106, the "ext-remover" project documents ongoing variations, including LTMEAT and Dextensify, that continue to bypass newer security policies. For detailed community discussions and technical workarounds, visit the ext-remover GitHub discussions Chrome Exploit Allow Attackers Disable Browser Extensions 29 Nov 2022 —
The most common method, involving a "Javascript:" URL saved as a bookmark. Inspect Element Console: ext-remover ltbeef
| Feature | How It Works | Real‑World Use Cases |
|---------|--------------|----------------------|
| Extension Trim | Select a folder → choose “Remove extensions” → preview the new filenames. | Cleaning up a dump of downloaded PDFs that have .txt appended after a failed email attachment. |
| Metadata Purge | Scans for EXIF, XMP, NTFS ADS, macOS extended attributes; optional “strip all” or “keep GPS”. | Sanitizing client‑sensitive images before uploading to a public portfolio. |
| Batch Undo | Generates a reversible PowerShell/Bash script (undo_extremover_2026_04_12.sh). | Accidentally stripped the .docx from a batch of contracts—undo in seconds. |
| Portable Mode | Runs without installation; writes logs to a local folder. | IT “walk‑up” cleaning on a shared workstation without admin rights. |
| Smart Filters | Regex‑based include/exclude, date‑range, size‑range, file‑type tree. | Targeting only .log files older than 30 days that still have .txt extensions. | LTBEEF (Literally the Best Exploit Ever Found) is
What It Does Well:
In under 30 seconds, it sniffed out 2.3 GB of “extra beef” from my project folder—orphaned extensions, duplicate assets, vestigial configs, and even a few nested node_modules that had achieved sentience. The log output is weirdly poetic: “Removed ltbeef in 14 files… the silence is cleaner now.” Inspect Element Console:
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If your device is on Chrome v115+, the original LTBEEF might be patched. Look into variations like Dextensify or the "Inspect" method (running chrome.management.setEnabled('extensionid', false) in the console) for newer versions. Option 2: Casual Social Media (Reddit/Discord) Tired of restrictive school extensions? Meet LTBEEF 🐝 Post Content:
LTBEEF bypassed this restriction by using a clever loophole:
Significant patches were introduced to block the specific API calls used by LTBEEF. Administrative Bans: Many school districts now block the javascript://