Sketch your architecture. Think in systems.

Your ArkTect for multi-level system diagrams

Map complex architectures, explore deep links, and reason about change—fast.

Local‑first: your data is stored in your browser. Export anytime to keep full control.

Why builders love ArkT

Free to use

All the power. Zero price.

Start building instantly—no credit card, no trial limits. Create, explore, and share freely.

Multi‑level diagrams

Go deep without getting lost.

Drill into infinite layers to model systems from bird’s‑eye to bolt‑level detail.

Custom templates

Make it look like your system.

Tailor shapes, icons, styles, and defaults so every diagram speaks your language.

Command palette (⌘/Ctrl + K)

Command as an artist.

Create nodes, search, jump, and edit—one shortcut that keeps you in flow.

Virtual links

Connect the dots across diagrams.

Reference nodes anywhere to show relationships without duplicating work.

GitHub integration

Bring your code into the picture.

Browse files: Keep architecture, decisions, and code side‑by‑side.

Import / Export

Own your data. Move freely.

Export your work to save progress and import later—no lock‑in, no surprises.

ASK AI — Change management

Anticipate impact before it hits prod.

Ask how a change ripples across systems. Spot risk and hidden dependencies early.

Local‑first privacy

Your data stays in your browser.

Nothing leaves your device unless you export it. Simple, private, and safe.

Step 1

Sketch your system

Create nodes and edges. Organize by domains and go multi‑level.

Step 2

Link your tools

Connect GitHub and Figma to browse files alongside your diagrams.

Step 3

Ask about impact

Use AI to instantly reveal how changes impact your entire system — and get smart, actionable suggestions.

Build your first diagram in minutes

Stay fast, stay focused, stay in control.