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Capacities
Hidden Gem

Curated by Surfaced Editorial·Reference·3 min read
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Capacities is a modern, block-based personal knowledge management and note-taking tool developed by a German startup, aiming to reinvent how individuals organize their digital life. Its core feature is an object-oriented approach where everything—people, projects, ideas, links—is treated as a distinct "object," allowing for structured yet flexible organization and easy linking between different types of information. This tool is primarily built for creators, knowledge workers, and individuals who want a visually appealing and highly structured system to manage their notes, projects, and digital assets. Users typically open Capacities to create new content, link related information, or explore their interconnected knowledge base. It is currently available as a web app, with desktop apps (macOS, Windows) and mobile apps (iOS, Android) in beta or development, offering integrations for web capture and embedding.

Why It’s Useful

Capacities offers a more structured yet fluid alternative to general-purpose tools like Notion, by providing an opinionated object-based system that makes linking and organizing specific types of information far more intuitive. For the content creator managing ideas, research, and media assets, Capacities' ability to define custom "object types" for different content ensures everything is organized exactly how they need it, with rich previews. For the project manager handling client interactions and project documents, creating "Client" and "Project" objects that link seamlessly provides a comprehensive, visual overview of their work. Capacities offers a free tier with generous storage and core features, and a paid Pro plan for increased storage, advanced embeds, and team functionalities. A unique feature is its "Daily Note" which automatically captures thoughts and activities, acting as a personal journal that can be linked to any object, providing context and a timeline of your work. Its relative newness and unique object-oriented paradigm mean it's still building a user base and may require a slight mental shift for those accustomed to traditional folder or page-based systems. Capacities has a very active development team, a public roadmap, and a vibrant community on Discord, fostering rapid iteration and user-driven improvements.

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