Untools
Untools is a curated collection of thinking tools and mental models designed for problem solving, decision making, systems thinking, and communication. It provides structured frameworks, templates, and guides to help professionals, founders, and leaders analyze situations, evaluate choices, and understand underlying patterns. The platform features practical models such as the Eisenhower Matrix, OODA Loop, First Principles, and Systems Thinking feedback loops to improve cognitive processes and strategic planning.
Checked on Oct 18, 2026.
Alternative resources
Pieces
An AI-powered context management tool that captures desktop activity, code snippets, chats, and meetings to create a searchable memory layer.
Vaiz
Project and knowledge management workspace combining tasks, documents, and plans with real-time collaboration and AI assistant features.
Notion
Connected workspace for notes, docs, project management, and knowledge bases with integrated AI capabilities.