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AI knowledge base that saves, summarizes and connects articles, videos, podcasts and PDFs into a graph you can chat with.
Free tool that auto-generates conversational, browsable documentation for any public GitHub repo, from the makers of Devin.
Adaptive AI reading and math tutor for children ages 4-9 that listens and adjusts lessons in real time.
Personal AI agent that builds custom mini-apps and tools on request and remembers your preferences to help with daily life.
A fast, keyboard-driven Mac/Windows launcher with an extension store and built-in AI commands for power users who live in shortcuts.
No public pricing
No public pricing
No public pricing
Free trial available
- ✦One-click saving of articles, videos, podcasts, PDFs
- ✦AI summaries of saved content
- ✦Automatic tagging and knowledge-graph linking
- ✦Chat with your knowledge using GPT, Claude or Gemini
- ✦Spaced-repetition quizzes
- ✦Browser extension, web and mobile apps; API/MCP access
- ✦AI-generated documentation for GitHub repos
- ✦Conversational Q&A about a codebase
- ✦Browsable index of popular repositories
- ✦Deep code indexing via Devin
- ✦Real-time AI listening and adaptation
- ✦Interactive reading and math curriculum
- ✦Create-your-own books
- ✦Science of Reading-aligned library
- ✦Parent progress reports
- ✦Child safety filters
- ✦Personal AI agent for daily life
- ✦Deep Memory that remembers user preferences
- ✦Builds custom tools and mini-apps on request
- ✦Personality test for personalization
- ✦Mobile app
- ✦Content and template library
- ✦Extendable command-bar launcher for macOS and beta Windows support
- ✦Thousands of third-party extensions from a public store
- ✦Built-in AI chat and custom AI command automation
- ✦Clipboard history, window management, and calculator utilities
- ✦Text snippets and quicklinks for repetitive actions
- ✦Hotkeys and aliases for common apps and commands
- ✦Team plan for sharing snippets, quicklinks, and extensions
- →Building a personal 'second brain'
- →Summarizing long content to save time
- →Chatting with your own saved knowledge
- →Retaining what you read via spaced repetition
- →Understanding an unfamiliar codebase quickly
- →Onboarding to open-source projects
- →Answering questions about repo internals
- →Helping young children learn to read
- →Building early math skills
- →Supporting struggling or advanced readers
- →Giving parents visibility into progress
- →Getting personalized help with daily tasks
- →Generating small custom tools on demand
- →Building an AI that remembers your context
- →Creative writing and story generation
- →Launching apps and running quick commands without leaving the keyboard
- →Automating repetitive text and file tasks with snippets and quicklinks
- →Getting AI answers or writing help without switching apps
- →Sharing productivity tooling and extensions across a team