@{Repo=RunaCapital/awesome-oss-alternatives; Title=Add embercore; Body=Name: embercore URL: https://github.com/embercore-labs/embercore Description: Open-source, plan-first AI marketing planner with named agents, human checkpoints, MCP support, and BYOK. Why it fits: embercore is a good open-source alternative for teams that want an AI marketing planning workflow they can self-host and inspect instead of relying on closed SaaS marketing copilots. Suggested section: Marketing / AI / productivity alternatives.}.Title