IcePanel

Collaborative diagramming tool for mapping and visualizing software architecture using the C4 model.

icepanel.io

Verified API available Free tier

Quick facts
What is it	Collaborative diagramming tool for mapping and visualizing software architecture using the C4 model.
Pricing	Freemium — from $50/mo
Free tier	Yes
Platform	Web Application
API	Yes
Best for	Documenting and visualizing system architecture, Onboarding new team members to a codebase
Domain registered	2016

Data updated Aug. 1, 2026

What does IcePanel do?

IcePanel is a web-based tool that helps software teams create, share, and maintain visual maps of their system architecture. It uses the C4 model, a layered approach that lets you visualize a system from high-level context down to low-level code. You can create diagrams for different audiences, from non-technical stakeholders who need a big-picture view to developers who need to see component details. The tool keeps these diagrams connected, so a change in one view automatically updates others.

The platform is built for real-time collaboration. Multiple team members can work on the same diagram simultaneously, adding comments and making changes together. It integrates with tools like Slack and GitHub to keep architecture discussions connected to your existing workflow. Diagrams aren't just static images; they're living documents that reflect your actual system structure.

Software architects, engineering leads, and development teams get the most from IcePanel. It's useful for onboarding new team members who need to understand complex systems quickly. Teams use it to plan new features, document existing infrastructure, and align technical and non-technical stakeholders on system design. It turns abstract architecture concepts into clear, visual maps that everyone can understand.

Non-AI Design — Other

#collaboration#developer tools#diagramming#documentation#software architecture

Key features

What makes it stand out

Real-time collaborative editing for multiple users on the same diagram

C4 model support for layered architecture visualization from context to code

Integration with development tools like GitHub and Slack

Interactive diagrams that connect different architectural views

Centralized platform for maintaining living architecture documentation

Who is IcePanel for?

Who benefits most from this tool

Documenting and visualizing system architecture

Onboarding new team members to a codebase

Planning and communicating technical changes

Pricing

Free tier available — start without a credit card

Free

5 editors
Unlimited viewers
Up to 100 model objects
Unlimited diagrams
2 tag groups
1 flow per diagram
Standard commercial terms

Growth

$50.0/month

Everything in Free, plus:

Unlimited objects, overlays and flows
Domains for large models
Draft future state designs
REST API (read and write)
Decision records
Exports per object or domain
1 single sign-on (SSO) domain
Protected share links

Scale

$6.67/month billed yearly

Everything in Growth, plus:

Custom commercial terms
Audit logs
Customer success program
4 training workshops
Priority support
Slack and Teams support
Unlimited SSO domains
Legal and security review

Enterprise

Custom

Everything in Scale, plus:

Master service agreement
Custom data residency (GCP)
Single-tenant environment
IP/location allow & block
Custom domain
Customer encryption keys
Bug escalation
Bi-weekly meetings
Additional security options

Trust & presence

Domain Domain registered 2016

Gallery

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