Interactive architecture diagrams for codebases

google maps for vibecoders.

Function call & call stack diagrams for VS Code (Python/TS/JS). Architecture/UML, PlantUML export.

An Open Source Intelligent Codebase Visualizer for you and your agents for javascript, reactjs, nextjs and nodejs for easy PR review, fast Onboarding and deep architectural understanding

Interactive Python code to flowchart visualizer — write code, see it flow.

BackLens helps you explore codebases as a semantic call graph inside VS Code and on the web.

Next js and prisma code interactive visualizer

Fly over any codebase like a city: files as buildings, churn as height, real data-flows animated. Any repo gets structure + history; JS/TS & Firebase add dependencies, flows & services.

Unity Code Viewer

Watch your code run. An interactive web app that executes JavaScript and Python step by step and visualizes data structures as they change — with LeetCode-style practice problems and a built-in judge.

Interactive live architecture viewer for Python projects — parses real AST, renders a dependency graph in your browser, updates as you code. Annotate directly on the graph.