---
title: "Mt.blue81 – Chrome extensions from this developer"
description: "2 Chrome extensions from the publisher account of Mt.blue81, with 1,009 users in all."
url: "https://extensiontracker.com/developer/u61b9dcd307714e62c999796a3bc1a039"
---

# Mt.blue81

- Extensions: 2
- Users in all: 1,009
- First published: 2021-01-14
- Publisher account: `u61b9dcd307714e62c999796a3bc1a039`

Extensions are grouped by the store's own publisher account ID, so a developer who uses several accounts appears on several pages. Live extensions come first, most users first.

| Extension | Category | Users | Rating | Updated | Status |
| --- | --- | ---: | ---: | --- | --- |
| [Auto Closer](https://extensiontracker.com/extension/ligkadlbclfnnfgjmeplpebnjdgcembn) | Accessibility | 1,000 | 4.44 | 2026-03-19 | Live |
| [GHA Workflow Filter](https://extensiontracker.com/extension/ehdohkligjolelalkfpmnimfajhhpiae) | Developer Tools | 9 | – | 2026-02-28 | Live |

---

From Extension Tracker, a public record of the Chrome Web Store: <https://extensiontracker.com/developer/u61b9dcd307714e62c999796a3bc1a039>. It isn't affiliated with Google. The data is free to reuse under CC BY 4.0 (<https://creativecommons.org/licenses/by/4.0/>), crediting Extension Tracker. Extension, developer and list pages come as Markdown too: add `format=md` to the address, as in `https://extensiontracker.com/extension/{id}?format=md`.