Plan complex systems without the chaos
Map architecture, workflows, and product decisions in one collaborative canvas. Start from a proven layout, review it with your team, and export a plan everyone understands.
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NorthIRdev Diagrams
SavedService architecture
Edited just now
Customer portal
Next.js application
API
Business logic
PostgreSQL
Project data
Stripe
Payments
AI suggestion
Add authentication boundary?
- 96
- NorthIRdev layouts
- 15
- people editing together
- 3
- export formats
- £0
- to start
Built for decisions
From first thought to an approved plan
Diagrams keeps structure, collaboration, and delivery in the same workflow instead of spreading project decisions across screenshots, messages, and disconnected files.
Start with structure
01Move faster than a blank canvas
Choose a NorthIRdev layout for architecture, business processes, data, web design, or product planning—then make it yours.
- 96 layouts ready now
- Reusable shapes and connectors
- AI-assisted starting points
Align the team
02Keep decisions in one shared view
Invite collaborators, edit together with live cursors, and share a view link with people who only need to review.
- Up to 15 live editors
- View and edit permissions
- Comments, invites, and share links
Finish cleanly
03Turn the working canvas into a deliverable
Autosave protects the latest version while history, folders, and exports keep project work organised and reusable.
- Autosave and revision history
- Folders and reusable workspace
- PNG, SVG, and PDF export
Template library
Start useful. Stay flexible.
Pick a layout that matches the problem, then change every shape, label, connector, and colour. Templates give the team a shared starting point without locking the work into a fixed format.
Explore all templates →Ready when you are
Make the next decision visible
Create a workspace, choose a layout, and invite the people who need to shape or approve the plan. Your diagrams are stored in your account and governed by our Privacy Policy.