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Free tool that auto-generates conversational, browsable documentation for any public GitHub repo, from the makers of Devin.
Engagement suite adding live chat, comments, polls and live blogs to publisher and brand sites to grow and monetize audiences.
Bundles many AI models for chat, writing, image, audio and video into one affordable credit-based app.
Well-known chat-with-PDF tool for summarizing and extracting; strong traffic.
AI knowledge base that saves, summarizes and connects articles, videos, podcasts and PDFs into a graph you can chat with.
No public pricing
Free trial available
- ✦AI-generated documentation for GitHub repos
- ✦Conversational Q&A about a codebase
- ✦Browsable index of popular repositories
- ✦Deep code indexing via Devin
- ✦Threaded comments
- ✦Real-time group chat
- ✦Live blog streams
- ✦AI polls and moderation
- ✦First-party data capture
- ✦No-code website embed
- ✦AI chat across multiple models
- ✦AI writing and copy tools
- ✦Image generation, upscaling and editing
- ✦Document analysis and chat
- ✦Audio and video generation
- ✦Shared, rollover credit system
- ✦Chat with PDF documents
- ✦Summarize PDF content
- ✦Extract information from PDFs
- ✦Source citation for answers
- ✦OCR support
- ✦AI Agents for document analysis
- ✦Capture & Ask feature
- ✦Chatbot widget (add-on)
- ✦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
- →Understanding an unfamiliar codebase quickly
- →Onboarding to open-source projects
- →Answering questions about repo internals
- →Live event coverage
- →Growing on-site community
- →Monetizing audience with ads
- →Capturing first-party data
- →Producing marketing and social content
- →Generating and enhancing images
- →Summarizing and querying documents
- →Brainstorming with multiple AI assistants
- →Analyzing legal documents
- →Summarizing financial reports
- →Extracting key information from books
- →Reviewing scientific papers
- →Understanding user manuals
- →Creating employee training materials
- →Building a personal 'second brain'
- →Summarizing long content to save time
- →Chatting with your own saved knowledge
- →Retaining what you read via spaced repetition