AI gives you answers.
Heptabase builds your worldview.
Heptabase is an intelligent, visual knowledge base built for expanding what you know and making it your own.
Backed by top-tier investors
Deeply understand your sources with Whiteboards.
Break any source into cards, by hand or with AI, then read deeper through every citation.
Construct your worldview with nested Databases.
Group cards, nest tags, and add properties to build what you know into a framework you can think with.
Work with your knowledge in Claude Code, ChatGPT or Codex.
Explore the Heptabase plugin →
All the essentials, done right.
Block editor
Bi-directional links
Daily journals
Web Clipper
PDF highlight & annotation
Blazing fast
Offline access
Mobile ready
Real-time collaboration
MCP & CLI
Designed with the best methods for learning.
Use AI for Learning
Tackle challenging knowledge with AI.
Acquire Knowledge from Readings
Deepen your understanding on a whiteboard.
Explore what people are making
Books
Reading Notes: Mindstorms
Mindstorms by Seymour Papert shows how computers can transform learning by letting children explore and create through programming, making education playful and discovery-driven.
Alan
Courses
How to Start a Startup
Everything from Y Combinator’s 2014 Stanford startup course distilled into core ideas.
Alan
Research
The utility of template analysis in qualitative psychology research
In this methodology paper, Brooks et al. (2015) outline template analysis: a type of thematic analysis in psychology research.
Michael