I Spent 3 Hours Writing JSON Schemas. Here's The CLI That Saves You The Pain.

I Spent 3 Hours Writing JSON Schemas. Here's The CLI That Saves You The Pain. Last week I built an API. Simple REST endpoint that returns user data: { "id" : 12345 , "name" : "John Doe" , "email" : "john@example.com" , "age" : 28 , "verified" : true , "tags" : [ "admin" , "premium" ], "metadata" : { "lastLogin" : "2024-01-15T10:30:00Z" , "loginCount" : 42 } } I also needed to document it. Manual process: Open JSON Schema spec (it's confusing) Write the schema definition (this is tedious) Validate the syntax (it breaks) Fix and repeat 3 hours later: Finally have a valid schema. Using my CLI: python json_schema_gen.py --input sample_response.json --output schema.json 30 seconds later: Schema is done. Validated. Documented. The difference between 3 hours and 30 seconds is the difference between hating your API and shipping it confidently. The Problem JSON Schema Generation Is Trying To Solve You built an API. Now you need to tell people what shape the data is. Frontend devs need to know w