r/OpenAPI is a subreddit with 1k members. The most common kinds of discussions are solution requests and advice requests, and the community frequently discusses openapi, api, spec, documentation, and testing.
The Open API Initiative (OAI) was created by a consortium of forward-looking industry experts who recognize the immense value of standardizing on how REST APIs are described.
Popular Themes in r/OpenAPI
#1
Solution Requests
: "Survey for bachelor thesis"
36 posts
#2
Advice Requests
: "OpenAPI / JSON learning resource"
20 posts
#3
Pain & Anger
: "Why is writing OpenAPI YAML still such a pain in 2025?"
7 posts
#4
Self-Promotion
: "High quality, Typescript code generator (Oats)"
6 posts
#5
Ideas
: "I'm Exploring Building Niche APIs to Solve Real-World Problems – What APIs Do You Wish Existed?"
1 post
#6
Money Talk
: "Quick call for $$?"
1 post
#7
Opportunities
: "API Documentation Drift?"
1 post
Popular Topics in r/OpenAPI
#1
Openapi
: "Why is writing Openapi YAML still such a pain in 2025?"
91 posts
#2
Api
: "RAWG Api"
57 posts
#3
Spec
: "Generate OpenAPI Spec from documentation links with LLM (open-source)"
32 posts
#4
Documentation
: "Generate OpenAPI spec from Documentation links with LLM (open-source)"
29 posts
#5
Testing
: "Step CI — Open-source API Testing Framework"
28 posts
#6
Integration
: "Integration Digest: July 2024"
23 posts
#7
Theme
: "RAWG API"
19 posts
#8
Design
: "Hey Dev's! 👋 We've got something special for you – a sneak peek into our upcoming OpenAPI 3.0 Designer! 🚀✨! Are there specific Swagger features you want to see in our OpenAPI 3.0 Designer? Drop your thoughts in the comments below!"
15 posts
#9
Generator
: "How to anticipate non 200 responses - code Generator"
13 posts
#10
Yaml
: "Why is writing OpenAPI Yaml still such a pain in 2025?"
11 posts
Member Growth in r/OpenAPI
Yearly
+167 members(19.6%)
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Last updated: June 17, 2026