Henry Andrews

@handrews

JSON Schema specification co-author and API design enthusiast

Joined October 2022

About

I am a software engineer, REST API enthusiast, co-author of the JSON Schema, and occasional interactive theatre performer.

Available for

I am available for consulting (remote only) regarding design, UX/DX, and testing of projects involving JSON Schema, REST APIs, or OpenAPI.

Henry Andrews's blogs

Modern JSON Schema and APIsmodern-json-schema.com5 posts

Recently published

modern-json-schema.com

Analyzing the OpenAPI Tooling Ecosystem

Welcome to a new series of posts that will take you on a visual journey through the OpenAPI Specification (OAS) and its tooling ecosystem! Why diagram the OAS ecosystem? As part of the efforts to design OAS 3.2 and 4.0 “Moonwalk”, I wanted to figure ...

Sep 21, 202412 min read

modern-json-schema.com

Future-proofing your path from OpenAPI 3.0 to 3.1 and beyond!

The most popular version of the OpenAPI Specification (OAS) as of early 2024 is OAS 3.0. While adoption of OAS 3.1 is gaining steam, users whose needs are met by 3.0 or who want to wait for 3.1 support to mature are in no hurry to update. But softwar...

Feb 20, 20247 min read

modern-json-schema.com

Coming out of hibernation...

Sometimes you start a blog and right as you're getting going, life gets complicated. 2023 involved a lot of changes for me, including a shift in focus from the JSON Schema specification to the OpenAPI Initiative (not to be confused with OpenAI!). It'...

Feb 4, 20243 min read

modern-json-schema.com

JSON Schema is a constraint system

Did you come to JSON Schema with an object-oriented programming (OOP) background? Do think of writing a schema as analogous to writing a class? These expectations are both common and understandable, but incorrect. In this article, you'll learn: What...

Nov 11, 20226 min read

modern-json-schema.com

What is "Modern" JSON Schema?

Welcome to the Modern JSON Schema (& APIs) blog! My name is Henry, and I'm the H. Andrews who co-authored all drafts of JSON Schema from 2017 to the present. With this blog, I want to help you use JSON Schema to the full extent of its capabilities!...

Nov 10, 20227 min read

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Henry Andrews

About

Available for

Henry Andrews's blogs

Recently published

Analyzing the OpenAPI Tooling Ecosystem

Future-proofing your path from OpenAPI 3.0 to 3.1 and beyond!

Coming out of hibernation...

JSON Schema is a constraint system

What is "Modern" JSON Schema?