| What it does | AI-powered study tool that turns documents into instant learning materials
| Free tutorials and resources for COBOL and mainframe technologies
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| Stage | Not given
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| Founded | Not given
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| Based in | US
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| Pricing model | Freemium
| Free
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| Pricing | Free plan includes limited uploads and AI chats. Pro plan costs $15/month with unlimited uploads, unlimited AI chats, and advanced features.
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| Key features | - AI Chat: Ask questions about uploaded documents with answers grounded in source materials
- AI Summaries: Generate instant summaries from PDFs and documents
- Mind Maps: Create visual representations of content structure
- AI Flashcards: Auto-generate flashcard sets for studying
- AI Quizzes: Generate practice quizzes from study materials
- Video Explanations: Create video tutorials from documents
- FlowNote: Automatic note system that organizes learning into structured notes
- Multi-language support: Ask questions in any language and receive responses in the same language
- Study Modes: Socratic Mode and Feynman Mode for different learning approaches
- Document upload support: Handle PDFs, slides, recordings, and text files up to 300 MB
| - Comprehensive COBOL tutorials covering basic syntax to advanced techniques
- Step-by-step guides for JCL, COBOL, CICS, DB2, and z/OS concepts
- Progress tracking and practical challenges
- DB2 and VSAM data storage technologies
- Community forum for mainframe learners
- Quick reference guides and cheat sheets
- Interview questions and glossary resources
- Mainframe and COBOL job board
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| What makes it different | - Source-grounded AI that answers only from uploaded materials, not general knowledge
- Hallucination-resistant tutor trained only on user study materials
- All-in-one toolkit converts single document into multiple study formats instantly
- FlowNote automatically captures and organizes learning process in real-time
- Used by top learners from 30+ universities worldwide
| - Preserves and shares mainframe knowledge as experienced professionals retire
- Designed for beginners and career changers with practical examples
- Guidance on integrating mainframe systems with modern technologies
- Comprehensive coverage of all major mainframe technologies and tools
- Completely free learning platform with no subscription required
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 9 ● no change since last check | 11 ● no change since last check |
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| Trust Flow (Majestic) | 9 | 7 |
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| Citation Flow (Majestic) | 21 | 28 |
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| Referring domains (Majestic) | 135 | 47 |
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Cuflow
MainframeMaster