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Companies / draw.io / Fastmail

Does draw.io use Fastmail?

Yes

We hold strong evidence for this.

  • The company names it in its own subprocessor list, a statement that this vendor handles its customers' data.

How we know

Subprocessor listProcesses data for the company8 Nov 2026Source

What else draw.io uses

draw.io has evidence for 9 vendors. The strongest:

CloudflareAnthropicAtlassianGitHubGoogle CloudGoogle WorkspaceOpenAISlack

See the full draw.io tech stack

Other companies using Fastmail

AccountsPortalaccountsportal.comAuth57 Labsauth57.ioAuth57 Labsauth57labs.comHealthchecks.ioisotope¹³isotope13.aiisotope¹³isotope13.ioPassivpassiv.comRenderFormrenderform.io

All 16 companies using Fastmail

Check any company's vendors in seconds

See draw.io's full stack with a source for every vendor, and ask the same question about any company from the API, Claude or your browser.

  • Every company and vendor, with its public source
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