---
title: "JS and CSS snippets for web – Chrome extension stats, history and permissions"
description: "26 users, rated 3.67 by 3 people. Version 1.0.0, updated 2026-01-15. Requests 4 permissions."
url: "https://extensiontracker.com/extension/emfeefeailjadpdgjlocipnlmikdjlkn"
---

# JS and CSS snippets for web

Live in the Chrome Web Store.

- Users: 26
- Rating: 3.67 from 3 ratings
- Last checked: 2026-11-01 08:40 UTC
- Users gained in 7 days: No change
- Users gained in 30 days: +1 (+4.0%)
- Rank by users: #110,614 of 292,125 live extensions
- Rank in Workflow & Planning: #21,009 of 49,294

## The listing

What the Chrome Web Store shows, as of the last check.

Summary from the listing:

> Run peristent JavaScript and CSS code snippets on any website.

- Extension ID: `emfeefeailjadpdgjlocipnlmikdjlkn`
- Developer: [Yupma](https://extensiontracker.com/developer/udb9b4c27bd49d14a66c351db3baefae4)
- Enhanced Safe Browsing: Trusted ([what this means](https://extensiontracker.com/enhanced-safe-browsing))
- Category: [Productivity › Workflow & Planning](https://extensiontracker.com/category/productivity/workflow)
- First published: 2026-01-15
- Last updated: 2026-01-15
- Version: `1.0.0`
- Size: 1.01 MiB
- Minimum Chrome: 88
- Languages (1): English
- Privacy policy: `https://wasendbulk.com/privacy-policy/`
- Chrome Web Store: <https://chromewebstore.google.com/detail/js-and-css-snippets-for-w/emfeefeailjadpdgjlocipnlmikdjlkn>
- View its code or download CRX: <https://crxpeek.com/extension/emfeefeailjadpdgjlocipnlmikdjlkn>
- Search Google for the ID: <https://www.google.com/search?q=%22emfeefeailjadpdgjlocipnlmikdjlkn%22&tbs=li:1>

## Users over time

One row per check, newest first, as shown on the Chrome Web Store.

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-11-01 | 26 | 3.67 | 3 |
| 2026-09-30 | 25 | 3.67 | 3 |
| 2026-09-27 | 27 | 3.67 | 3 |

## What changed

Every change found on a check, newest first.

No changes found since tracking began on 2026-09-27.

## Developer history

Moves to another publisher account and new contact emails, newest first.

No move to another account and no new contact email since tracking began on 2026-09-27.

We know contact emails only by a keyed hash, so they're never shown. Recent changes: [Account and contact changes](https://extensiontracker.com/owners/).

## What it can access

From the extension's manifest, in plain language.

**Every website:** it can read and change your data on all the sites you visit.

### Sites

- `<all_urls>`: Every website

### Browser features

- `scripting`: Run scripts on sites it can reach
- `storage`: Save settings and data in your browser
- `tabs`: Read the addresses and titles of your tabs

## More from this developer

Other extensions from the same publisher account.

| Extension | Users | Rating | Ratings | Category |
| --- | ---: | ---: | ---: | --- |
| [WA imports: Bulk add contacts to whatsapp group](https://extensiontracker.com/extension/ookeahbpgdngohdkcnkdpodnppkkhmhn) | 2,000 | 3.06 | 17 | Communication |
| [WASendBulk Bulk WhatsApp Sender for FREE](https://extensiontracker.com/extension/ejnfnacdkkcgljcialgkaklmofahphca) | 1,000 | 4.92 | 25 | Workflow & Planning |
| [Send bulk SMS using Send Blaster Pro](https://extensiontracker.com/extension/fdnjfblfaddbodlgibpdfipmjfmdleon) | 405 | 4.43 | 7 | Communication |
| [SEO Lens \| A free tool for On-page seo](https://extensiontracker.com/extension/dofikbbonbdloofpkbmppbophdhgahkp) | 361 | 4.93 | 14 | Tools |
| [WA export: Export WhatsApp contacts](https://extensiontracker.com/extension/dckmplobjgdehjckjinbampmachapmoo) | 320 | 5.00 | 1 | Workflow & Planning |
| [WA Labels: WhatsApp Labels for Individuals & Businesses](https://extensiontracker.com/extension/ibnpncnjhkhbhkkjljmgmkchmloiclma) | 126 | 5.00 | 1 | Tools |
| [Easy Group Contact Extractor for WhatsApp©](https://extensiontracker.com/extension/ndhmbgnnienbmkefelhnaodahpjgpnnk) | 83 | 5.00 | 1 | Tools |
| [Complete Privacy Extension For WhatsApp Web](https://extensiontracker.com/extension/ckjikfmmoikfkdacnneipjnbcpacgaaf) | 29 | 5.00 | 2 | Workflow & Planning |
| [Send WhatsApp direct message](https://extensiontracker.com/extension/gcfkcnpjagingoehnjljceonhckfmchl) | 11 | 5.00 | 3 | Workflow & Planning |
| [Verify Whatsapp numbers in Bulk](https://extensiontracker.com/extension/ilgjeogcieakklcagmidpiclclcpojjb) | 5 | 5.00 | 1 | Tools |

All 11 extensions by [Yupma](https://extensiontracker.com/developer/udb9b4c27bd49d14a66c351db3baefae4).

## About this data

Collected from the extension's public Chrome Web Store listing. It's checked every month, and again whenever a new version appears. Last checked 2026-11-01 08:40 UTC; next check around 2026-11-30.

How the data is collected: <https://extensiontracker.com/methodology>.

## Cite this page

Extension Tracker. “JS and CSS snippets for web” (emfeefeailjadpdgjlocipnlmikdjlkn). Chrome Web Store data, last checked 2026-11-01. https://extensiontracker.com/extension/emfeefeailjadpdgjlocipnlmikdjlkn. Accessed 2026-11-13.

```bibtex
@misc{extensiontracker_emfeefeailjadpdgjlocipnlmikdjlkn,
  title   = {JS and CSS snippets for web (emfeefeailjadpdgjlocipnlmikdjlkn)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-01},
  url     = {https://extensiontracker.com/extension/emfeefeailjadpdgjlocipnlmikdjlkn},
  urldate = {2026-11-13}
}
```

---

From Extension Tracker, a public record of the Chrome Web Store: <https://extensiontracker.com/extension/emfeefeailjadpdgjlocipnlmikdjlkn>. 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`.