CodeTracer for LeetCode

by wardahjabeen36@gmail.com · Developer Tools

Manifest V3 Free

View in Chrome Web Store Data as of 16 Oct 2026

Step-by-step visual execution tracer with inline annotations on LeetCode.

Users

store count

Rating

0.0 / 5

unchanged in 30 days

Ratings

total ratings

Store rank

#248K

#208K among extensions

Version

1.0.0

updated 20 Sep 2026

Users

monthly, 1 months

Latest, 16 Oct 2026: 5 usersMove the mouse over the chart for any month

Ratings count

monthly, 1 months

Latest, 16 Oct 2026: 0 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About CodeTracer for LeetCode

CodeTracer is an interactive visual execution tracer for LeetCode. Step through your Python3 solutions line-by-line directly on LeetCode with: - Real-time step-by-step playback controls (Play, Pause, Step Forward/Backward, Slider) - Inline code annotations showing evaluated expressions and variables at each step - Interactive N×N Matrix / 2D Grid visualizer for grid problems (BFS/DFS/DP) - Dynamic tracking of Dictionaries, HashMaps, Sets, and Lists 100% private and offline: Powered by a local WebAssembly Python runtime (Pyodide). No code or personal data ever leaves your browser.