postmill-app

Open-source, AI-native social media management & scheduling platform for 45+ channels. BYOK AI across 30+ providers with governance guardrails & spend caps, AI Designer + 46 media tools, persisted analytics, cross-channel comment inbox, campaigns, RBAC teams, public API & SDK. Self-hosted: Next.js + NestJS + PostgreSQL, jobs on Inngest.

GitHub

Official source

Start locally with the CLI guide