eslint-plugin-sfmc
ESLint rules for AMPscript, SSJS, and Handlebars — shared team policy for editor and CI, including Next configs.
Engagement
Next
Policy engine for SFMC code: unknown APIs, arity, Platform.Load order, ES3 limits, deprecated APIs, and *-next configs for Marketing Cloud Next migrations.
Pair with the Language Service and prettier-plugin-sfmc. See the toolchain article.