head to head · open source
diagram-design vs radzen-blazor
diagram-design has 64,318 GitHub stars, 4,247 forks, 42 open issues and last shipped 2 days ago. radzen-blazor has 4,382 stars, 961 forks, 32 open issues and last shipped yesterday. diagram-design leads on adoption by 1,368% (64,318 vs 4,382 stars). diagram-design is written in HTML under MIT; radzen-blazor is written in C# under MIT. diagram-design has attracted 7% as many forks as stars, radzen-blazor 22%. radzen-blazor was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
← all 20902 open source comparisons
Side by side
| diagram-design | radzen-blazor | |
|---|---|---|
| GitHub stars | ★ 64K | ★ 4.4K |
| License | MIT | MIT |
| Written in | HTML | C# |
| Last push | 2026-11-01 | 2026-11-02 |
| Forks | ⑂ 4.2K | ⑂ 961 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick diagram-design if
- You weight community size — 64K stars and counting
- You want the MIT license terms
- Your stack matches HTML
- You value the larger contributor base for long-term maintenance
pick radzen-blazor if
- You want the radzen-blazor feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches C#
- You evaluated both and radzen-blazor fits your workflow better
About diagram-design
Diagram Design Editorial diagrams your designer won't hate. New in 2.0 — the Loop: flywheels with a shared memory hub. The dashed lines are the write backs. New in 2.3: semantic system patterns and optional accessible motion, while static output stays the default. New in 2.5.10: ten more layout grammars — Sankey, fishbone, Wardley map, kanban, user journey, deployment, dependency graph, UML class, story map, and database schema. 39 editorial diagram types for Claude Code, Codex, Factory Droid, Pi, and Agent Skills compatible hosts. Self contained HTML + SVG. No shadows. No Mermaid slop. Semantic patterns…
read the full diagram-design overview →
About radzen-blazor
Radzen Blazor Components ======================== The most sophisticated free UI component library for Blazor, featuring 145+ native components . MIT licensed, used by thousands of developers at companies like Microsoft, NASA, Porsche, Dell, Siemens, and DHL. Supports .NET 10, Blazor Server, Blazor WebAssembly, and .NET MAUI Blazor Hybrid. Online Demos · Documentation · Get Started Star this repo ⭐ to support the project and help other Blazor developers discover it. Quick start Install the NuGet package: Add to Imports.razor : Add the theme and script to App.razor : For the full setup guide including render…
read the full radzen-blazor overview →
More in Data & Analytics
Related comparisons
More Business Intelligence & Reporting projects
Compare either of these against the rest of the Business Intelligence & Reporting field.
Frequently asked questions
Is diagram-design or radzen-blazor more popular?
diagram-design has 64,318 GitHub stars and radzen-blazor has 4,382. diagram-design has the larger community by that measure.
Are diagram-design and radzen-blazor free?
Both are open source. diagram-design is licensed under MIT and radzen-blazor under MIT. Neither carries a licence fee.
What is the difference between diagram-design and radzen-blazor?
diagram-design is written in HTML and radzen-blazor in C#. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, diagram-design or radzen-blazor?
Choose diagram-design if you want the larger community (64,318 stars) or its MIT licence terms. Choose radzen-blazor if its feature set, stack or MIT licence fits better. Both are self-hostable.