Open Source research tool to search, browse, analyze and explore large document collections by Semantic Search Engine and Open Source Text Mining & Text Analytics platform (Integrates ETL for document processing, OCR for images & PDF, named entity recognition for persons, organizations & locations, metadata management by thesaurus & ontologies, search user interface & search apps for fulltext search, faceted search & knowledge graph)
$ git clone https://github.com/opensemanticsearch/open-semantic-search.gitPython/Django based webapps and web user interfaces for search, structure (meta data management like thesaurus, ontologies, annotations and named entities) and data import (ETL like text extraction, OCR and crawling filesystems or websites)
Stanford NLP Python library for tokenization, sentence segmentation, NER, and parsing of many human languages
็พๅบฆNLP๏ผๅ่ฏ๏ผ่ฏๆงๆ ๆณจ๏ผๅฝๅๅฎไฝ่ฏๅซ๏ผ่ฏ้่ฆๆง
A Python framework for sequence labeling evaluation(named-entity recognition, pos tagging, etc...)
A selfโhosted search engine for documents
Data from GitHub ยท snapshot Sep 24, 2026