Companies / Ossus
Ossus builds software for running a modern library, including cataloguing, circulation, and discovery. It serves public libraries and schools.
Summarized from its homepage on 4 Nov 2026.
Vendors of Ossus and the evidence for each
Ossus declares 8 subprocessors, including AI providers Anthropic, OpenAI.
CloudflareCloud and infrastructureConfirmed
AnthropicAI and LLM providersConfirmed
FirecrawlDeveloper toolsConfirmed
gws CLIConfirmed
OpenAIAI and LLM providersConfirmed
ResendEmail and communicationsConfirmed
SendSafelySecurity and identityConfirmed
TwilioEmail and communicationsConfirmed
Google WorkspaceProductivityLikely
Next.jsDeveloper toolsLikely
1 more vendor
See Ossus's full stack and the source for every claim.
Create a free accountWork email, no card. Already have one? Log inQuestions about Ossus
Certifications
| Standard | What the source says | Checked |
|---|---|---|
| ISO 27001Company's statement | “ISO 27001 Certified”The company's own statement. We have not checked an accreditation registry. | 11 Nov 2026Source |
We last read its homepage on 11 Nov 2026 and the FedRAMP Marketplace on 8 Nov 2026. A standard not shown here was not found in these sources. That does not mean Ossus lacks it.
Vendor's own statement, retrieved from the source URL on the date shown. StrataDB does not verify the underlying claim. Data sources.
See Ossus's full stack
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