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DeepWiki
✓ verifiedFree
Free tool that auto-generates conversational, browsable documentation for any public GitHub repo, from the makers of Devin.
1.2M visits/mo
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ChatPDF
✓ verifiedFreemium
Popular tool to chat with PDFs and other documents, giving summaries and cited answers, with a free daily tier and no-signup start.
1.8M visits/mo43K saves
Pricing
No public pricing
No public pricing
Starter: $9/mo
Pro: $18/mo
Expert: $25/mo
No public pricing
No public pricing
Core features
- ✦AI-generated documentation for GitHub repos
- ✦Conversational Q&A about a codebase
- ✦Browsable index of popular repositories
- ✦Deep code indexing via Devin
- ✦Lifelike voice AI agents
- ✦24/7 availability
- ✦Customer-led conversational platform
- ✦Integration with enterprise systems
- ✦Access to multiple AI models (GPT-4, Claude 3, Mixtral)
- ✦PDF analysis
- ✦AI image generation
- ✦AI data scientist
- ✦AI visualizations
- ✦Music composition
- ✦Chat with PDFs, Word, PowerPoint and text files
- ✦Summaries with cited sources
- ✦Multi-file chats via folders
- ✦Any-language upload and chat
- ✦Extra tools: AI writer, detector, flashcards, slides
- ✦No-signup quick start
- ✦AI Chatbot powered by ChatGPT, GPT-4o & Gemini
- ✦Available on multiple platforms (Web, iPhone, Apple Watch, macOS, Android)
- ✦Humanlike responses
- ✦Homework assistance
- ✦Proofreading
- ✦AI Writing Assistant
Use cases
- →Understanding an unfamiliar codebase quickly
- →Onboarding to open-source projects
- →Answering questions about repo internals
- →Answering customer service calls
- →Providing information and support
- →Resolving customer issues
- →Automating call center operations
- →Chat with PDF documents to get instant insights
- →Turn data into easy-to-understand visuals
- →Create high-quality images with AI
- →Manage tasks more efficiently with AI assistance
- →Understand research papers
- →Study and homework help
- →Review contracts and reports
- →Translate and summarize documents
- →Get help with homework, from essays and compositions to math questions.
- →Proofread written work to create professional-grade documents.
- →Get personalized help with any writing project, from essays to social media posts.
- →Act as a travel agent.
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