I enjoy the fact that errors are flagged and easily resolved through visual queues. In addition, Reprezen API Studio makes creating and managing OpenAPI specification files easy The support of the product is always prompt and thorough.

We tried everything we could find -- from free to really pricey, and all the usual editor modes and add-ins -- to design and deploy the API for our new SaaS product. Everything came up short, and I mean really short. If you've tried working with Swagger/OpenAPI YAML in an IDE or editor, then you've felt the pain. RepreZen makes it so easy to get your OpenAPI definition just right without wrestling with the fiddly little details of YAML syntax. I wish we found this product sooner. Defining our APIs for AWS API Gateway got so much easier. What a huge time saver. And RepreZen customer service is absolutely amazing, among the best I've ever received.

Consider RepreZen API Studio, which includes a Swagger editor that fulfills the need for validation and multi-file reference while offering the following benefit for workflow: You can now request a documenter to describe a single REST API path like /company/orders.json or a collection of such paths; and the documenter's work can be isolated in one or more files, reducing the complexity of assigning and reviewing the descriptions. In addition, RepreZen is developing a generated output that is superior to the traditional Swagger output when your need is documentation alone rather than a combination of documentation and interactivity. This generated output displays the request payload and the response; and within each of those definitions, the reader sees the component fields, their types, and a description of each. All descriptions can be as complex as allowed by Markdown. You also can create a traditional Swagger output.