---
title: "laboratorio21 – Chrome extensions from this developer"
description: "18 Chrome extensions from the publisher account of laboratorio21, with 0 users in all."
url: "https://extensiontracker.com/developer/u4f9db4121c19e0bfaea9bc08444a8fa9"
---

# laboratorio21

- Extensions: 18
- Users in all: 0
- First published: 2025-06-01
- Publisher account: `u4f9db4121c19e0bfaea9bc08444a8fa9`

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 |
| --- | --- | ---: | ---: | --- | --- |
| [Reproductor IPTV Personal](https://extensiontracker.com/extension/egbakibhcjjeknldfoaifgmifhgneehg) | Tools | 204 | 5.00 | 2025-06-21 | Removed |
| [Bloqueador JS de Anuncios Selectivo](https://extensiontracker.com/extension/odaimjhicjanbcjdlnknadealhegcnmj) | Developer Tools | 139 | – | 2025-06-04 | Removed |
| [Reproductor de Audio](https://extensiontracker.com/extension/pnhkjdfkcpanklllkbinmkoiodedcgkj) | Tools | 107 | – | 2025-08-20 | Removed |
| [Modo Oscuro Personal](https://extensiontracker.com/extension/jhollgipbpobkcnldpllmainihodoghf) | Tools | 34 | – | 2025-07-28 | Removed |
| [Protector de Huella Digital](https://extensiontracker.com/extension/kihjkmgegadoiebmeljfkllenidhlgek) | Developer Tools | 9 | 4.00 | 2025-07-15 | Removed |
| [Modo Cine para Videos Youtube](https://extensiontracker.com/extension/jbipplpighlgmpeakkbpbieechgbobgb) | Entertainment | 9 | – | 2025-07-24 | Removed |
| [Mis Notas Rápidas](https://extensiontracker.com/extension/bflambifdghdbllgjllaaaajaeidcpai) | Tools | 8 | – | 2025-06-01 | Removed |
| [Noticias de Cripto](https://extensiontracker.com/extension/fhecniplnfcpmkkdggnggcekfnmpkfmp) | News & Weather | 7 | – | 2026-08-24 | Removed |
| [Venezolario](https://extensiontracker.com/extension/dggcfnhileiklciikgbjalnjendmchhi) | Entertainment | 6 | – | 2025-07-31 | Removed |
| [Snake Colorido Avanzado](https://extensiontracker.com/extension/agfecbgadckkieahbmhnigabnfcokpmb) | Games | 4 | – | 2025-09-20 | Removed |
| [Cripto Calculadora Rápida](https://extensiontracker.com/extension/ofncfmghlmalbelddmdbbolgfamlckjd) | Tools | 3 | – | 2025-06-12 | Removed |
| [Mi Gestor de Proxy (con Auth)](https://extensiontracker.com/extension/mnnmhnpblahpfecdpjbjhopdcphafadc) | Tools | 3 | – | 2025-06-30 | Removed |
| [Only Bitcoin](https://extensiontracker.com/extension/kkmjigglgbjgjddkebmfnpkmdedcfhcc) | Tools | – | – | 2026-08-12 | Removed |
| [Convertir WebP a PNG](https://extensiontracker.com/extension/jgjoafaahennpahgaaebhnocelahkaba) | Tools | – | – | 2025-07-24 | Removed |
| [Generador de QR](https://extensiontracker.com/extension/inihhnnhigllgdagpfaojmgdpbcihabh) | Tools | – | – | 2025-07-03 | Removed |
| [Mi Bloqueador Web](https://extensiontracker.com/extension/endhghkkdigafjokponifjolkgclcijj) | Developer Tools | – | – | 2025-07-15 | Removed |
| [USDT Wallet](https://extensiontracker.com/extension/ehookiepcgodioiimpgohjidjpllabge) | Tools | – | – | 2026-10-12 | Removed |
| [Control Parental de Sitios Web](https://extensiontracker.com/extension/caeahilehodkgmfbkaolffdjnnemeilj) | Tools | – | 5.00 | 2025-06-30 | Removed |

---

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