Outline vs Trilium: Which to Self-Host?

Quick Verdict Outline is the better choice for teams that need a collaborative knowledge base with real-time editing and permissions. TriliumNext is better for individuals building a personal "second brain" with interconnected notes, cloning, and deep linking. Outline is team-first; TriliumNext is individual-first. Overview Outline is a modern knowledge base designed for teams. It features a Notion-like editor with slash commands, real-time collaboration, and deep permission controls. It requires PostgreSQL, Redis, and an external authentication provider (no built-in username/password auth). TriliumNext is a personal knowledge management system with a hierarchical note tree. Notes can be cloned across locations, linked with relation maps, and organized with custom attributes. It uses embedded SQLite and runs as a single container. Originally created by a solo developer, it's now maintained by the community as TriliumNext. Feature Comparison Feature Outline TriliumNext Target user Teams