DiagramForge v1.1.0 Release Notes
Release date: March 17, 2026
DiagramForge v1.1.0 is a feature-packed release that adds six new diagram types,
a pluggable icon system, Mermaid class diagram support, theme packs, and
significant layout and rendering improvements.
New Diagram Types
- Tree / Org-Chart diagram — hierarchical tree layout with orthogonal
connector lines and bottom-to-top anchoring (#118) - Funnel diagram — tapered funnel visualization in the Conceptual DSL (#91)
- Chevron process diagram — arrow-shaped process flow with inward V-notch
and overlap layout (#93, #109) - Radial / Hub-and-Spoke diagram — center-out radial layout for the
Conceptual DSL (#94) - Matrix cell icons — icon support inside matrix quadrant cells (#115)
Mermaid Class Diagrams
- Full Mermaid class diagram parser with classes, interfaces, and
annotations (#99) - Class diagram semantic model: namespaces, stereotypes, cardinality
labels (#98, #102) - UML-style node rendering with compartment-based sizing (#100, #101, #104)
Icon Pack System
- Pluggable SVG icon packs for architecture diagrams — register external
icon providers at runtime (#106) - Icon alignment fixes and
NormalizeAngleconsistency improvements (#113, #114) - Icon support documentation and snapshot coverage (#113)
Theme Packs
- Theme pack system — ship and switch between bundled or custom color
themes (#92) - WCAG contrast utilities and
--list-themesCLI flag for accessibility
auditing (#92)
Layout & Rendering Improvements
- Orthogonal edge routing with rounded corners, plus straight routing
option (#83) - Subgraph direction support — set
directionper subgraph in Mermaid
flowcharts (#85) - Pre-order group direction pass and shared
ComputeLayersCorehelper for
consistent layering (#85) - Fix edge filter OR→AND in
ComputeLayersCoreto prevent
KeyNotFoundException(#104) - Composite block syntax (
block:ID ... end) in the Mermaid block parser (#84) - Radial palette fix: item colors no longer wrap back to center color (#94)
Packaging & Documentation
- Package icon and social preview branding assets (#96)
- Local NuGet package troubleshooting guide (#95)
- Example Copilot skills and
Render-MarkdownDiagrams.ps1workflow (#117)
Test Coverage
- 788 unit tests and 80 E2E snapshot tests — all passing
- New snapshot fixtures for tree, funnel, chevron, radial, class, and icon
diagrams
Full diff: v1.0.0...v1.1.0