Best AI Coding Assistant Browser Extensions

As of 2026-08, AlphaMoat tracks 7 AI browser extensions tagged AI Coding Assistant. The most-installed is BLACKBOX.AI (300.0K users). Ranked by install count, updated monthly.

#ExtensionPublisherUsersRating

1

BLACKBOX.AIAI Coding Assistant

Blackbox is an AI coding assistant that answers programming questions and helps you work with code, GitHub, and on-page context directly in your browser.

Blackbox300.0K★ 2.7

2

Windsurf PluginAI Coding Assistant

Windsurf Plugin brings AI code completion to your browser, IDEs, and notebooks, offering fast, multi-line suggestions built on modern AI models.

Codeium50.0K★ 4.8

3

AI Excel BotAI Coding Assistant

AI Excel Bot is a ChatGPT-powered assistant that writes Excel and Google Sheets formulas, explains them, and helps you work faster in spreadsheets.

Aiexcelbot40.0K★ 2.5

4

Leetcode ExplainedAI Coding Assistant

Enhances LeetCode problems with solution code, curated videos, and GPT code analysis in the page.

Leetcodeapp10.0K★ 2.9

5

Web CaptureAI Coding AssistantAI Browser / Web Automation

Turn captured web elements into React components, refined by AI on an editable canvas.

MagicPath10.0K★ 4.5

6

SheetsGPTAI Coding AssistantAI Data Analytics

AI extension that creates and explains Google Sheets and Excel formulas from natural language.

SheetsGPT10.0K★ 4.6

7

AI Copilot for SheetsAI Data AnalyticsAI Coding Assistant

Use the AI behind ChatGPT to explain, transform and ingest Sheets data with text commands.

Arcwise10.0K★ 4.5

Listings include Chrome extensions with 10,000+ users, by latest-month install count. See methodology.