Instant Code Base Insights for Any Language
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Updated
Jan 9, 2026 - JavaScript
Instant Code Base Insights for Any Language
Review code 100X faster. Lens draws every PR as animated architecture and data-flow diagrams, inside the pull request itself. Use it as a GitHub App, GitHub Action, CLI, or a skill for your coding agent
Java code to UML tool. Java profiler. Java debugger. Java code visualisation tool.
Interactive visual map of any Python codebase. Understand unfamiliar repos in 20 minutes instead of 2 days. No LLM
Browser-based code visualizer that turns JavaScript, TypeScript, Python, Java, PHP, C, and C++ into interactive flowcharts. Parses your code client-side using language-specific AST parsers and shows every function, class, loop, condition, and import as connected nodes. Includes real-time cyclomatic complexity scoring and optional AI code review.
To associate your repository with the code-visualisation topic, visit your repo's landing page and select "manage topics."