head to head · open source
diagram-design vs Redash
diagram-design has 64,318 GitHub stars, 4,247 forks, 42 open issues and last shipped 2 days ago. Redash has 28,860 stars, 4,634 forks, 805 open issues and last shipped yesterday. diagram-design leads on adoption by 123% (64,318 vs 28,860 stars). diagram-design is written in HTML under MIT; Redash is written in TypeScript under BSD-2-Clause. diagram-design has attracted 7% as many forks as stars, Redash 16%. Redash 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.
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Side by side
| diagram-design | Redash | |
|---|---|---|
| GitHub stars | ★ 64K | ★ 29K |
| License | MIT | BSD-2-Clause |
| Written in | HTML | TypeScript |
| Last push | 2026-11-01 | 2026-11-02 |
| Forks | ⑂ 4.2K | ⑂ 4.6K |
| 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 Redash if
- You want the Redash feature set and don't need the biggest community
- You prefer the BSD-2-Clause license terms
- Your stack matches TypeScript
- You evaluated both and Redash 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 Redash
Redash is designed to enable anyone, regardless of the level of technical sophistication, to harness the power of data big and small. SQL users leverage Redash to explore, query, visualize, and share data from any data source. Their work, in turn, enables anybody in their organization to use the data. Every day, millions of users at thousands of organizations around the world use Redash to develop insights and make data driven decisions. Redash features: 1. Browser based : Everything in your browser, with a shareable URL. 2. Ease of use : Become immediately productive with data without the need to master complex…
read the full Redash overview →
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Frequently asked questions
Is diagram-design or Redash more popular?
diagram-design has 64,318 GitHub stars and Redash has 28,860. diagram-design has the larger community by that measure.
Are diagram-design and Redash free?
Both are open source. diagram-design is licensed under MIT and Redash under BSD-2-Clause. Neither carries a licence fee.
What is the difference between diagram-design and Redash?
diagram-design is written in HTML and Redash in TypeScript. 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 Redash?
Choose diagram-design if you want the larger community (64,318 stars) or its MIT licence terms. Choose Redash if its feature set, stack or BSD-2-Clause licence fits better. Both are self-hostable.