Build a Second Brain
AI Second Brain & Bookmark Manager
Rabrain is your retrieval-augmented AI second brain. Collect insights, manage your knowledge, and transform fleeting ideas into fully developed content. Whether you are researching, organizing information, or creating content, Rabrain helps you build your personal AI super memory.
Features
Build your personal AI second brain with powerful features designed for modern knowledge management.
AI-Powered Bookmark Manager
Transform your bookmarks into a living knowledge base with our enhanced reader mode. Rabrain's intelligent bookmark manager automatically organizes your saved content and provides a distraction-free reading experience that goes beyond traditional format-based readers.
AI Second Brain
Create your personal AI second brain with Retrieval-Augmented Generation (RAG). Get instant ChatGPT-generated summaries of any article, and engage in intelligent conversations with your knowledge base to generate new insights and connections.
Semantic Search & Discovery
Find exactly what you need with our powerful semantic search. Unlike traditional bookmark managers that only match keywords, Rabrain understands the meaning behind your searches, helping you rediscover valuable information effortlessly.
Read-It-Later & Note Taking
Save articles for later and take notes in our AI-powered editor. Like Notion, our AI co-pilot helps you improve your writing, continue your thoughts, and connect ideas. Ask AI to refine your notes, suggest improvements, or help develop your ideas further.
Use Cases
Discover how Rabrain can enhance your knowledge management workflow
Knowledge Management
Build your personal knowledge base by saving and organizing web content, notes, and research materials with AI-powered categorization.
Research & Learning
Accelerate your research and learning process by capturing, organizing, and retrieving information intelligently with your AI second brain.
Content Creation
Transform your collected knowledge into original content with AI-assisted writing and research tools.
Academic Research
Streamline your academic workflow by organizing research papers, notes, and citations in your personal knowledge base.
Project Management
Keep all your project resources, references, and ideas organized and easily accessible in one place.
Personal Growth
Build a lifelong learning system by capturing and connecting insights from books, articles, and courses.