spec 207 openapi 167 cli 155 ai 150 typescript 149 api 127 schema 121 documentation 105 swagger 94 javascript 89 parser 82 json 80 spec-driven-development 80 mcp 78 validation 77 markdown 77 claude-code 70 sdd 66 llm 60 claude 58 ai-agents 56 json-schema 56 types 54 parse 49 yaml 49 prd 48 development 47 testing 45 agent 45 openapi3 43 workflow 41 cursor 41 developer-tools 40 code-generation 40 test 40 model-context-protocol 39 tdd 38 planning 38 asyncapi 38 hacktoberfest 36 protocol 35 bdd 33 engineering 33 spec-driven 32 ast 32 requirements 31 html 31 linter 30 nodejs 30 specs 29 arazzo 29 context-engineering 29 agents 28 w3c 28 apidom 28 validator 28 openapi2 28 openapi31 28 overlays 28 asyncapi2 27 octokit-js 27 rest 27 css 26 framework 26 codex 26 generated 26 oas 25 gherkin 24 sdlc 24 standard 23 validate 23 generator 22 open-api 22 openspec 21 csswg 21 ai-agent 21 postcss-plugin 21 copilot 20 mcp-server 20 architecture 20 htmlserializer 19 serialize 19 serializer 19 parse5 19 htmlparser 19 fast 19 reference 19 WHATWG 19 ai-coding 19 postcss 19 cucumber 18 custom 18 guidelines 18 react 18 html5 18 html parser 18 html5 parser 18 html serializer 18 viewer 18 feature 18