#1 Angular PDF viewer

🐊 Snappy's unique approach unifies vision-language late interaction with structured OCR for region-level knowledge retrieval. Like the project? Drop a star! ⭐

SemanticPDF: Drag, Drop, Semantic Search - SemanticPDF is a simple, privacy-focused application that makes it easy to upload a PDF file and perform a semantic search on contents.

Jina VDR is a multilingual, multi-domain benchmark for visual document retrieval

Android PDF search library with native text-layer search and on-device PaddleOCR for scanned and mixed-content PDFs.

Python program for searching pdf text, ranking the results and exporting highlighted search results in pdf. Uses trie structure, stack, heap, page graph. Converts queries to postfix notation. Allows for logical expressions and phrases. Offers did you mean functionality.

DocuVisQA(Document Visual Question Answering) is a Python project that leverages Google's Generative AI and Langchain for document processing, text splitting, and question answering. It also supports image processing with Streamlit for interactive UI.

A web interface that allows searching for PDFs by their content

vue功能最全的pdf组件，支持渲染、页码提取与跳转、文件加载完成监听、页面变化监听、文本搜索、关键词高亮、目录提取

Android 本地 PDF 阅读器，支持文本层/OCR 搜索、批注、创建转换、页面管理与安全处理

Use semantic search on PDFs locally

CLI for merging PDF contexts.

Document search and analysis across 100+ file types — offline, private, OCR-enabled, with highlighted reports, regex, Boolean, fuzzy, proximity, wildcard, and search suites. Windows, macOS, Linux. GUI, CLI, and Python API. Free and open-source (MIT).

PDF Parser built in Rust

In Development

Hybrid PDF search engine combining BM25 keyword matching with sentence embeddings for semantic ranking. No API keys, no cloud, fully local.

A document indexing daemon that can populate Elasticsearch indexes with the contents and metadata of a number of document types including PDF, image scans, etc. Used to power Facile Search, however can be re-used for anything that requires search indexing for scanned documents.

📄 PDF Search Engine – Advanced keyword-based PDF search with logical operators, graph-based ranking, autocomplete, and highlighted exports.

Programa que busca uma lista de nomes das Partes Processuais nos PDFs do Diário Oficial.

AI Agent is a modern, AI-powered question-answering platform designed to help users interact with knowledge and documents efficiently. Built with Spring Boot (backend) and Angular 20 (frontend), it combines conversational AI, semantic PDF search, and custom tools in a clean, modular architecture.