Specfold: OpenAPI, Swagger and AsyncAPI viewer for Confluence Cloud
API specs in Confluence usually end up as an attachment nobody opens. Specfold turns the attached file into a real API reference on the page, with search, models and examples, running on Atlassian.
- Formats
- OpenAPI 3.0/3.1, Swagger 2.0, AsyncAPI 2/3, YAML or JSON
- Product
- Confluence Cloud
- Hosting
- Runs on Atlassian (Forge)
- Status
- Atlassian Marketplace listing in review
What Specfold does
Endpoints by tag
Full-text search and deep links to a single operation.
Models
A models tab with allOf merged and oneOf/anyOf discriminators shown.
Examples and cURL
Examples from the spec or generated, and a cURL command per operation. Nothing is sent.
Compare versions
Compare two versions of a spec, with potentially breaking changes marked.
Readable errors
Line and column, "did you mean", and more than 60 checks.
Export and CI
PDF and Word export of the API reference, and snippets to update the attachment from CI.
Screenshots
Good to know
- No "Try it out" requests and no loading from a URL.
- External
$refis not resolved; the file must be self-contained. Up to 4 MB per file. - Anonymous readers are not supported.
FAQ
Does it call my API?
No. It shows the spec and builds cURL commands you can copy, but it never sends requests.
Swagger is a trademark. Is this affiliated?
No. Specfold reads files in the Swagger 2.0 format; it is not affiliated with SmartBear.
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Updated 2026-10-19