Heptabase

Heptabase is an intelligent, visual knowledge base designed for students, researchers, and lifelong learners. It helps users clarify their thinking and stay in flow by utilizing whiteboards and cards. The platform allows for building a connected knowledge base where all sources, notes, highlights, and discussions are centralized. The tool integrates AI capabilities to explain sources, conduct research with citations, and tackle challenging knowledge. It supports various content types like PDFs, YouTube videos, notes, and journals. Key features include a block-based editor, bi-directional links, Readwise integration, PDF annotation, daily journals, and a web clipper. Heptabase emphasizes speed, offline access, real-time collaboration, and mobile readiness with voice note support, making it a comprehensive solution for knowledge management and learning.