Prism

Turn a repository into terrain you can navigate.

Local-first · No AI needed · No account

Get startedRead the docs
Guide →
code --install-extension prismhq.repo-prism

Or search Prism in VS Code / Cursor Extensions

Same answers in a terminal

DNA and blast radius are structural — no model, no upload. Run them from CI or a shell; the IDE and MCP surfaces use the same engine.

Install the CLI →
terminal — local, no network

Three questions Prism answers

01

What is in this repo?

DNA, the map, and stack detection orient you without reading every file.

Understand a repo →02

What breaks if I change this?

Blast radius traces dependents, tests, and features before you edit.

Before you edit →03

Is the codebase getting healthier?

Engineering health and trends show drift, debt, and hotspots over time.

Track health →

One engine, four surfaces

CLI

prism commands for terminals and CI.

IDE extension

VS Code and Cursor — same Map and blast UI.

AI agents (MCP)

Structure for agents — Prism does not write code.

Playground

Local web UI over the same Core SDK.