✓ Mermaid Chart
Productivity & Project Management
Turns text or Markdown-style syntax into flowcharts, sequence diagrams, and more in seconds.
Why we recommend them
Mermaid Chart is a diagramming tool built by the creators of the open-source Mermaid.js library, letting users generate flowcharts, ER diagrams, Gantt charts, and other visuals from natural language or code. It's aimed at developers, data analysts, project managers, and other teams needing to document systems, workflows, or ideas quickly. It supports real-time collaboration, AI-assisted diagram creation, and integrations with tools like VS Code, GitHub Copilot, and Confluence.
✓Free plan available with paid tiers for teams
✓Built on open-source Mermaid.js (89k+ GitHub stars)
✓Supports SOC2 compliance, SSO, and IDE/plugin integrations
What we actually verified
6.8/10 TrustScore—Money-back guarantee verified
✓Free trial available
✓Reachable customer service[email protected]
✓No fine-print return conditions
✓No unrealistic claims detected
Vetted 2026-07-14 · How we vet →
Straight referral — we earn nothing from this link.
What real customers say
3.5/5 from 3 reviews on Trustpilot
Independent review excerpts via Trustpilot — refreshed automatically · last checked 2026-09-14. Ratings are shown as-is, good or bad.
Common questions about Mermaid Chart
Is Mermaid Chart legit and safe to buy from?
Yes — Mermaid Chart passed the WhatiseBrokering.com vetting checklist (try before you buy, no fine-print returns, a real way to reach them, realistic claims only) before being listed. We remove companies that stop meeting the standard. Independent Trustpilot reviewers rate Mermaid Chart 3.5/5 across 3 reviews — shown on this page as-is, good or bad.
Can I try Mermaid Chart before committing?
Yes — our vetting verified a free trial on Mermaid Chart's site, so you can try before you pay. No fine-print traps were detected at the time of vetting.
How do I reach Mermaid Chart if something goes wrong?
Mermaid Chart publishes a real customer-service contact (phone or email) — that's a listing requirement. During vetting we found [email protected] published on their site. If you can't get a response, tell us at [email protected] and we'll review their listing.
Why is Mermaid Chart listed on WhatiseBrokering.com?
We discovered and vetted Mermaid Chart ourselves. They don't pay us anything — they're listed purely because they meet the standard.
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