Best AI coding assistants Chrome extensions (2026)

The 20 most-used AI coding assistants on the Chrome Web Store, ranked by real store users. Listings rated under 3 stars on 20+ ratings are left out. AI help for code: explain, generate, review, autocomplete; GitHub Copilot-style helpers, LeetCode and Stack Overflow aids.

Top 20 AI coding assistants, ranked

1
LeetHub v2
Automatically integrate your Leetcode & GeeksforGeeks submissions to GitHub
≈70K users3.2★ from 87 ratingsUpdated 4 days ago3 permissions
2
Windsurf Plugin: AI Code Autocompletion on all IDEs
Your modern coding superpower. Get code completions in Colab and more.
≈50K users4.8★ from 198 ratingsUpdated 18 months ago1 permissions
Windsurf Plugin alternatives
3
AI Code Finder, Alerts, Ask Questions about Papers: CatalyzeX
🧑‍💻 Get code for AI & other research papers, create alerts, ask authors questions directly on Google, ArXiv, Scholar, PubMed, IEEE
≈50K users4.8★ from 68 ratingsUpdated 5 months ago76 permissions
AI Code Finder, Alerts, Ask Questions about Papers alternatives
4
LeetSync - Leetcode to Github Synchronizer
LeetSync is a Chrome extension that enables you to sync your LeetCode problem submissions with a selected GitHub repository.
≈40K users3.5★ from 78 ratingsNot updated for 2+ years6 permissions
LeetSync alternatives
5
Leetcode helper by labuladong
LeetCode assistant plugin for labuladong's readers to practice efficiently.
≈30K users4.8★ from 88 ratingsUpdated 8 weeks ago2 permissions
6
LeetCode Video Solutions
Watch free LeetCode video ▶ solutions on the problem page itself.
≈20K users4.4★ from 79 ratingsUpdated 14 months ago4 permissions
7
Google Apps Script Copilot
AI pair-programmer inside the Apps Script editor — chat, inline completions, and an agent that edits code for you.
≈10K users4.0★ from 43 ratingsUpdated 7 days ago22 permissions
8
BetterLC
Chrome extension to unlock leetcode company tags.
≈10K users4.5★ from 23 ratingsUpdated 6 months ago1 permissions
9
Leetcode Enhancer
A browser extension to improve productivity on Leetcode.
≈10K users3.8★ from 47 ratingsUpdated 11 months ago2 permissions
10
LeetHub-3.0
Automatically integrate your Leetcode submissions to GitHub
≈10K users4.3★ from 19 ratingsUpdated 8 months ago2 permissions
11
LeetCode Timer
Leetcode timer and performance tracking
≈10K users4.3★ from 27 ratingsUpdated 6 months ago7 permissions
12
Leetcode Difficulty Rating
Replace Leetcode problem's difficulty with a more precise contest rating.
≈9K users4.5★ from 24 ratingsUpdated 6 days ago1 permissions
13
Visual Python for Colab
GUI-based Python code generator for Google Colab as an extension
≈8K users4.9★ from 10 ratingsNot updated for 2+ years3 permissions
14
Trunk for GitHub
Adds Trunk functionality to GitHub and GitHub-synced pull requests on Cursor Origin.
≈7K users5.0★ from 4 ratingsUpdated 6 days ago8 permissions
Trunk for GitHub alternatives
15
DESIGN.md Generator
Extract any website's design system as DESIGN.md or SKILL.md — feed to Claude Code, Cursor, or Codex.
≈6K users5.0★ from 3 ratings2 permissions
16
leetcode cheatsheet
刷题小助手，made by 力扣加加
≈5K users4.3★ from 11 ratingsUpdated 23 months ago1 permissions
17
n8n Copilot
Generate n8n workflow/node JSON using your OpenClaw, OpenAI, Gemini, Claude, etc., API keys.
≈4K users4.4★ from 23 ratingsUpdated 3 months ago15 permissions
18
Spokenly: Speech to Text, Voice to Text & AI Dictation
Voice typing in Gmail, ChatGPT and any website: press a shortcut, speak, and words appear at the cursor. AI modes polish your text.
≈4K users4.4★ from 41 ratingsUpdated 10 days ago7 permissions
19
Leet Xt - Supercharge your Leetcode practice
Supercharge your LeetCode practice - Add to Friends, Premium Features, per Contest Friends Rating, and more!
≈4K users4.1★ from 19 ratingsUpdated 9 months ago5 permissions
20
Selenium Auto Code Generator (Python)
Records your actions in browser and writes a selenium script. You don't have to worry about html tags or deal in element inspection
≈4K users3.7★ from 3 ratingsNot updated for 2+ years14 permissions