Is there an API to access Chrome Sync data? [closed]
You can use the Syncable Service API:
https://www.chromium.org/developers/design-documents/sync/syncable-service-api
EDIT 2020-03-27 The site mentions the information is outdated and suggests to go here instead:https://chromium.googlesource.com/chromium/src/+/HEAD/docs/sync/model_api.md