OCR Citation Chunker

PDF Citation Chunker

skilled_glee/pdf-citation-chunker

Convert embedded-text PDF reports into page-aware JSON chunks for RAG, semantic search, and vector databases. Preserve page citations, provenance, SHA-256 hashes and stable chunk IDs for idempotent ingestion.

PDF OCR Tool — Scanned PDF Text Extraction

junipr/pdf-ocr-tool

Run OCR on scanned PDFs and image-based documents. Extract text by page with language options, confidence scores, and searchable text exports.

Image to Text OCR - Photos, Screenshots & Scanned PDFs

kantolabs/image-to-text-ocr

Extract text from images, screenshots, photos and scanned PDFs in bulk, with line bounding boxes and confidence scores. Open-source OCR engine - no Google, no API key. $3 per 1,000 pages; failed files are free.

PDF to Markdown: Tables, OCR & RAG Chunks

plainfeed/pdf-to-markdown

Convert PDFs from URLs into clean Markdown or text with headings, lists and tables. OCR for scanned pages in 12 languages, and output per document, per page, or as chunks ready for embeddings and RAG.

PDF OCR Extractor — scanned PDFs to text (Arabic + English)

amanatools/pdf-ocr-extractor

Turn scanned or image-only PDFs into structured text that keeps its reading order: per-block bounding boxes, per-block OCR confidence, column-aware ordering, and a spatial plain-text rendering. Arabic and English OCR built in. Pay per document plus per page.

Chunk tender text for RAG/embeddings with stable ids and metadata.

Image OCR Scraper

muhammadafzal/image-ocr-scraper

Extract text from public image URLs with local OCR. Process screenshots, receipts, menus, labels, and scanned documents into structured text and confidence scores.

Image to Text OCR — Extract Text from Images

junipr/image-to-text

Extract text from images with OCR, confidence scores, language options, page/image metadata, and automation-ready text exports.

Any URL OCR

caleno/any-url-ocr

Extract text from any image or PDF by URL using Tesseract OCR. Multi-language, PDF page-by-page, no paid OCR API.

Convert SRT and WebVTT subtitles into timestamped JSON chunks for video transcript RAG, semantic search and vector databases. Preserve cue timestamps, source provenance, stable chunk IDs and SHA-256 hashes.