ActiveCampaign ActiveCampaign is a marketing automation platform used by small to mid-sized businesses. It helps users automate email marketing, sales processes, and customer relationship management. Official docs: https://developers.activecampaign.com/ ActiveCampaign Overview - Contact - Tag - Deal - Stage - Account - Automation - Campaign - List - User - Task Working with ActiveCampaign This skill uses the Membrane CLI to interact with ActiveCampaign. Membrane handles authentication and credentials refresh automatically — so you can focus on the integration logic rather than auth plumbing.…