Protocol-agnostic, browser-compatible language service for Salesforce Marketing Cloud  AMPscript, SSJS, and GTL. Provides validation, completions, hover, signature help, and code actions.
SFMC AMPscript/SSJS/GTL tools + searchable MCE and MCN developer docs, with full MCN platform support.
ESLint plugin for Salesforce Marketing Cloud  AMPscript and Server-Side JavaScript (SSJS)
Canonical SSJS (Server-Side JavaScript) function catalog, Core library objects, Platform methods, and globals for SFMC tooling