# Developer 2.0

> A simple black gradient header with a solid white Add-on bar. Perfect for developer and other Firefox Add-on's found hiding in the lower bar.

Canonical page: [https://chrome-stats.com/d/developer-20](https://chrome-stats.com/d/developer-20)

## Overview

- **ID:** `developer-20`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** g.gecko
- **Category:** solid
- **Daily users:** 99
- **Weekly downloads:** 14
- **Rating:** 4.87 / 5 (15 ratings)
- **Version:** 2.0
- **Last updated:** 2019-05-13
- **First published:** 2011-04-29
- **Size:** 27 KB
- **Data as of:** 2026-09-07
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/developer-20/)

## Description

Developer 2.0 is a Chrome extension designed to simplify and beautify the developer workspace by providing a sleek black gradient header paired with a solid white add-on bar. This design enhances visibility and accessibility for developer tools and other add-ons, especially those typically hidden in the lower bar of Firefox. By bringing essential add-ons into a more prominent and organized header area, Developer 2.0 streamlines workflow and reduces clutter for developers and users who use multiple add-ons.

Whether you're a developer looking for a minimalist and efficient interface or someone who frequently uses Firefox add-ons, Developer 2.0 offers a neat and effective way to organize your tools for better productivity.

## Rankings

- #11,677 — Overall
- #283 — Solid
- #10 — developer
- #11 — developer tools
- #32 — development
- #43 — level

## Safety

- **Risk impact:** Very low risk impact
- **Risk likelihood:** Low risk likelihood

### Analysis details

- This permission has no access or impact on the user's system or data, thus carrying no risk.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

## Similar extensions and apps

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- [Developer edition dark (Black)](https://chrome-stats.com/d/developer-edition-black)
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- [True Developer Dark](https://chrome-stats.com/d/true-developer-dark) — 2 users, 4.00 / 5
- [Firefox Developer Basic](https://chrome-stats.com/d/firefox-developer-basic) — 6 users, 4.67 / 5
- [Dark grey](https://chrome-stats.com/d/dark-grey) — 4 users
- [Firefox Glow](https://chrome-stats.com/d/firefox-glow)
- [black theme 2](https://chrome-stats.com/d/black-theme-2)

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Source: [Chrome-Stats](https://chrome-stats.com/d/developer-20)