Presentation Generator
Generate exportable slide decks (PPTX) from topics, documents, and YouTube transcripts using RAG-powered AI with citations and speaker notes
Feature Overview
Core features for AI-powered presentation generation with RAG
Must-Have (MVP)
- Grade level selection & slide count configuration
- Topic/Standard/Objective text inputs
- Multi-file upload (PDF, DOCX, PPTX, TXT)
- YouTube transcript integration (optional)
- Slide outline with bullets & speaker notes
- PPTX export with custom themes & layouts
- Citation tracking from uploaded sources
- Exemplar template library (pre-built prompts)
Nice-to-Have (Later)
- PDF export option
- Slide reordering & individual slide regeneration
- Multi-language support
- Collaborative editing
- Version history
- Custom branding & templates
- Batch generation API
- Analytics dashboard
🎯Primary Users
System Architecture
Production-ready architecture with React frontend, FastAPI backend, and async job processing
Frontend (React)
- •React + TypeScript + Vite
- •Tailwind CSS + shadcn/ui
- •React Query + Zustand state
- •Chunked file uploads with progress
- •OAuth (Google/Microsoft) + email auth
- •Slide preview & editing interface
Backend (FastAPI)
- •REST APIs + WebSocket/SSE streaming
- •Async workers (Celery/RQ/Arq)
- •Document ingestion pipeline
- •RAG retrieval service
- •OpenAI structured output service
- •PPTX generation engine
Data Stores
- •PostgreSQL: users, projects, slides
- •S3/Azure Blob: uploads + PPTX files
- •Vector DB: pgvector/Qdrant/Pinecone
- •Redis: job queue + caching + rate limits
Core Services
- •Auth & multi-tenant (RBAC)
- •Project/Deck CRUD
- •Document parsing & chunking
- •RAG retrieval with MMR
- •Generation orchestrator
- •Export service (PPTX/PDF)
Technology Stack
RAG Pipeline Design
Retrieval-Augmented Generation for citation-backed presentations
Document Ingestion
Parse PDF, DOCX, PPTX, TXT files and YouTube transcripts
- •Text extraction with metadata (page, section)
- •Semantic chunking with headings/paragraphs
- •Virus scan & validation (optional)
- •Store originals in S3/Azure Blob
Embedding & Storage
Generate vector embeddings and store in vector database
- •OpenAI text-embedding-3-small/large
- •Upsert to pgvector/Qdrant/Pinecone
- •Metadata: source, page, section, doc_id
- •Chunk diversity with MMR strategy
Retrieval Strategy
Query formulation and context retrieval with citations
- •Filter by org_id, project_id, selected sources
- •Query: topic + grade + criteria
- •Similarity + MMR + de-duplication
- •Return chunks with citations & scores
LLM Generation
Structured JSON output with slides, notes, and citations
- •OpenAI structured output (JSON schema)
- •Guardrails: age-appropriate, min questions
- •Citation mapping to retrieved chunks
- •Token & cost tracking per job
Structured Output Schema
Export & Formatting
Professional PPTX generation with themes, layouts, and speaker notes
Layout Engine
Template-driven slide layouts with customizable themes
- •Layouts: Title, Content, Two-Column, Image+Text
- •Consistent styling across all slides
- •Master slide templates
- •Custom fonts, colors, margins
Theme System
Pre-built and custom themes for professional presentations
- •Professional color palettes
- •Typography hierarchy (headings, body, bullets)
- •Footer styling with citations
- •Brand customization support
Speaker Notes
Comprehensive notes for each slide with talking points
- •Generated talking points & explanations
- •Question prompts for engagement
- •Citations & source references
- •Time estimates per slide
Export Options
Multiple export formats for different use cases
- •PPTX: Editable PowerPoint format
- •PDF: Read-only presentation (optional)
- •JSON: Slide data for integrations
- •Signed URLs for secure downloads
PPTX Generation Flow
Key Benefits
Production-ready features for educational and enterprise use
Fast Generation
Create complete slide decks in minutes instead of hours with AI-powered automation
Citation-Backed
Every slide includes citations from uploaded sources for credibility and traceability
Scalable Architecture
Async job processing, caching, and multi-tenant support for production workloads
Multi-User Ready
RBAC, org-level budgets, audit logs, and collaborative features for teams
Implementation Timeline
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