---
title: "kostrubinslava – Chrome extensions from this developer"
description: "3 Chrome extensions from the publisher account of kostrubinslava, with 155 users in all."
url: "https://extensiontracker.com/developer/u809092d766f680c84e9fd9bcf314f78a"
---

# kostrubinslava

- Extensions: 3
- Users in all: 155
- First published: 2026-05-20
- Publisher account: `u809092d766f680c84e9fd9bcf314f78a`

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 |
| --- | --- | ---: | ---: | --- | --- |
| [Autoguessr (worldguessr hint)](https://extensiontracker.com/extension/pfnhkbchdkhlndflnpoekgimgcbjidhb) | Games | 106 | 5.00 | 2026-10-11 | Live |
| [BombParty helper (JKLM)](https://extensiontracker.com/extension/hmbcocinhppdbpjjbnehhnndogkboaio) | Tools | 49 | 5.00 | 2026-05-21 | Live |
| [Quizzy](https://extensiontracker.com/extension/blfbmipmjndcmhaplengaalpnecaoeeb) | Education | – | – | 2026-11-07 | Live |

---

From Extension Tracker, a public record of the Chrome Web Store: <https://extensiontracker.com/developer/u809092d766f680c84e9fd9bcf314f78a>. 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. Every page except search comes as Markdown too: add `format=md` to the address, as in `https://extensiontracker.com/extension/{id}?format=md`.