compare
Flowchart Fun vs Mermaid
The same facts for both, read from GitHub every night, and the relation a person reviewed.
| Fact | Flowchart Fun | Mermaid |
|---|---|---|
| Language | TypeScript | TypeScript |
| Licence | MIT | MIT |
| Stars | 3.4k | 91k |
| Latest | 1.70.0 | @mermaid-js/tiny@12.1.0 |
| Last push | 2026-09-04 | 2026-10-06 |
| Release cadence | about 10 days between releases | about 1 day between releases |
| Active contributors | 1 commit author on the default branch in the last 90 days | 20+ commit authors on the default branch in the last 90 days |
| Flags | none | none |
How they relate
Both replace Lucidchart. Alternatives to Lucidchart →
PartialFlowchart FunFlowcharts generated from indented text.
PartialMermaidFlowcharts, sequence, Gantt and other diagrams from Markdown-like text, rendered by GitHub and many docs tools.
Flowchart Fun
- 1.70.02026-09-044fda3a9 Merge pull request #820 from tone-row/dev
- 1.69.02026-08-172ca6c03 Merge pull request #816 from tone-row/dev
- 1.68.02026-08-179f48588 Merge pull request #814 from tone-row/dev
- 1.67.02026-07-241b56a8b Merge pull request #812 from tone-row/dev
- 1.66.02026-07-22de95b0c Merge pull request #810 from tone-row/dev
Mermaid
- @mermaid-js/tiny@12.1.02026-10-02behaviour, and descending mirrors every row so it reads from that row's highest bit down to its
- @mermaid-js/parser@2.0.12026-10-02
- @mermaid-js/layout-elk@1.0.12026-10-02Updated dependencies \[50c9e55, 4c90f5c, c7fa1a5, d67331d, 99a050b, 9140716, 3101c7d, aa29345, 967bbde, 147f343, 40ef7b…
- mermaid@12.1.02026-10-02behaviour, and descending mirrors every row so it reads from that row's highest bit down to its
- @mermaid-js/layout-tidy-tree@1.0.12026-09-18
Flowchart Fun
✓ signed The latest release, 1.70.0, carries a signature GitHub verified.
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Mermaid
unsigned The latest release, @mermaid-js/tiny@12.1.0, carries no signature GitHub could verify.
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