Best Diagram server Software — Free & Paid (2026)

Explore and compare 1 Diagram server tool on FreeSoftwareX (More Software). Browse free, open-source and commercial options side by side — compare features, licensing and price — and find the right fit for your business.

What is Diagram server software?

Diagram server software helps teams handle their diagram server needs within More Software. On this page you can compare the leading options by licence model — 1 free / open-source and 0 paid / freemium tools — so you can shortlist by budget, features and support before you commit.

Top free & open-source Diagram server

Kroki

Popular Diagram server tools

Kroki — Open Source

How to choose Diagram server

Start with your must-have features and budget. Open-source and free tools suit lean teams and those who can self-host; freemium lets you trial before paying; commercial tools add vendor support and guarantees. Compare the shortlisted Diagram server above, then request a quote or demo free.

Frequently asked questions

What is the best free Diagram server?
Popular free and open-source Diagram server options include Kroki and others listed above. The best choice depends on your features, team size and whether you can self-host.
How many Diagram server tools are listed?
FreeSoftwareX currently lists 1 Diagram server tool, spanning free, open-source, freemium and commercial licences.
Are there free Diagram server options?
Yes — 1 of the Diagram server tools listed are free or open source. See "Top free & open-source Diagram server" above.
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