CodeViz

Modality: Code, API
Last Updated: February 24, 2026
Pricing: Freemium, Paid options from $19/mo, Billing frequency: Monthly
Visit Tool
Overview

CodeViz is a collaborative Visual Studio Code extension that generates interactive visual maps of codebases across major programming languages, from high-level C4 and UML architecture diagrams to detailed function call graphs and data flows. It enables on-demand contextual views, query-based analysis, Git integration for shared models, and features like live query suggestions and LLM prompt generation to accelerate PR reviews, onboarding, and code comprehension. Backed by Y Combinator and trusted by engineers at OpenAI, Google, and other top companies, it offers free basic access with paid plans scaling to enterprise options including on-premise deployment and custom integrations.

Pros & Cons

Pros

  • Visual Studio Code extension
  • Multi-level architecture maps
  • Question-based visualization
  • On-demand file analysis
  • Unlimited analyses at every architecture level
  • Exporting component diagrams
  • Trusted by major tech companies

Cons

  • Only for Visual Studio Code
  • Potentially expensive for individuals
  • Dedicated computing resources unclear
  • Personal API key limitation
  • Requires on-premise for enterprise
  • Custom onboarding might be tedious
  • Admin management not automated
Q&A
What is CodeViz? +

CodeViz is an advanced code visualization tool developed to enhance the code comprehension process for developers. It provides detailed codebase maps that aid in delivering features quickly.

What features does CodeViz offer? +

CodeViz offers a range of features including multi-level architecture maps, question-based visualization, on-demand file analysis, unlimited analysis at every architecture level, dedicated computing resources, a personal API key, complex architecture visualization, deeper layer analysis, and dedicated support for teams.

Is CodeViz a Visual Studio Code extension? +

Yes, CodeViz functions primarily as a plug-in extension for Visual Studio Code, enabling users to enhance their coding productivity.

Does CodeViz offer different pricing plans? +

Yes, CodeViz does offer different pricing plans. It offers packages tailored to cater to the needs of individual developers, professional teams, and larger enterprises.

What kind of support does CodeViz provide to professional teams? +

For professional teams, CodeViz provides dedicated support, complex architecture visualization, and deeper layer analysis among other features.

What capabilities does CodeViz offer to enterprises? +

For enterprises, CodeViz extends its capabilities to include on-premise deployment, platform APIs, custom integrations, custom onboarding, admin management, and enterprise support.

Who is backing CodeViz? +

CodeViz is backed by Y Combinator, a prominent accelerator known for backing successful tech startups.

Can CodeViz help me with on-demand file analysis? +

Yes, CodeViz offers on-demand file analysis as part of its features, aiding users to comprehend and navigate their code more effectively.

What is question-based visualization in CodeViz? +

Question-based visualization in CodeViz is a method whereby code is visualized based on specific queries or data investigations, helping users focus on the critical elements of their code.

How to install CodeViz? +

You can install CodeViz as an extension from the Visual Studio Code marketplace.

Reviews