Appsync Unified Repo May 2026

A Unified Repository is a single codebase (monorepo structure) that contains everything your AppSync API needs to run, test, and deploy:

The goal: One git push to update your API, resolvers, and infrastructure together.

Tooling in the unified repo can enforce naming conventions, detect breaking changes (via graphql-inspector), and ensure that composed schemas are conflict-free before deployment. appsync unified repo

In 2023, AppSync introduced JavaScript resolvers (replacing VTL). This is huge for unified repos. Now your resolver logic lives in .js files that you can import utilities into, test with Jest, and debug locally.

Example resolver (getPost.js):

import  util  from '@aws-appsync/utils';
import  get  from './dynamodb-helper';
export function request(ctx) 
return get( key:  id: ctx.args.id  );

export function response(ctx) 
return ctx.result;
 A Unified Repository is a single codebase (monorepo

Using AWS CDK or Terraform, you can write a synthesis step that: The goal: One git push to update your

This gives maximum flexibility but requires maintaining the composition logic.