What does Onlyoffice use?

As of October 2026, runsonwhat has found 27 tools at Onlyoffice (onlyoffice.com) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Amazon Route 53. Application: React, Next.js and Anthropic. Data & Observability: Google Analytics, Google Tag Manager and Microsoft Clarity. Go-to-market: Google Ads, Microsoft Ads and Mailchimp. Company Ops: Microsoft 365, Apple Business and Amazon SES. Last checked October 20, 2026.

Onlyoffice uses Amazon Web Services for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on onlyoffice.com. Amazon Web Services is used by 145,236 companies runsonwhat tracks.

Onlyoffice uses Microsoft 365 for email and office software, alongside Apple Business, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 706,379 companies runsonwhat tracks.

Onlyoffice uses Zendesk for customer support and documentation, alongside Discord, according to runsonwhat (October 2026). runsonwhat found Zendesk through email records that authorize Zendesk and code on onlyoffice.com. Zendesk is used by 41,321 companies runsonwhat tracks.

Onlyoffice uses Google Analytics for analytics, alongside Google Tag Manager and Microsoft Clarity, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on onlyoffice.com. Google Analytics is used by 863,628 companies runsonwhat tracks.

Onlyoffice uses Mailchimp for marketing, alongside MailerLite, G2 and Rewardful, according to runsonwhat (October 2026). runsonwhat found Mailchimp through Mailchimp code on onlyoffice.com. Mailchimp is used by 113,890 companies runsonwhat tracks.

Yes. runsonwhat found Cloudflare at Onlyoffice through Cloudflare code on onlyoffice.com. Cloudflare is a CDN & Edge tool used by 697,296 companies runsonwhat tracks.

Yes. runsonwhat has found Anthropic at Onlyoffice; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Onlyoffice may use more AI tools than these.

The companies with the stacks most like Onlyoffice's are Datapacket, Kerio Technologies, The Centos Project and Burda, according to runsonwhat (October 2026). Each shares 4 to 8 tools with Onlyoffice, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

runsonwhat reads public records only. Of the 27 tools at Onlyoffice, 16 were found through code on onlyoffice.com, 6 through DNS records, 4 through email records and 1 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and onlyoffice.com about monthly.