Part-of-speech (POS) taggers

• A part-of-speech tagger for English
• GENIA Tagger — Part-of-speech tagging for biomedical text (Web Service)

Parsers

• Enju — A deep syntactic parser for English
• CFG Parser — A fast CFG parser for English
• GENIA Tagger — Shallow parsing for biomedical text. (Web Service)

Named entities/terms

• AnatomyTagger — an open-source entity mention tagger for anatomical entities
• Named Entity Recognizer — Part of the GENIA Tagger
• NEMine —  Recognizes gene/protein names in text.
• Yeast MetaboliNER —  Recognizes yeast metabolite names in text.
• ACELA — Tool for efficient annotation of named entitites
• Smart dictionary lookup — machine learning-based gene/protein name lookup
• Smart Dictionary Lookup Tool Web Service — Looks up term variations of a given gene/protein name based on an automatically trained similarity measure
• Term Normalization Tool — Normalises terms with string rewriting rules automatically generated based on a dictionary.
• DECA — A species disambiguation system for biological named entities
• RF-TermAlign — a bilingual dictionary extraction tool that uses a Random Forest method to learn string similarity of terms between a source and target language.

Other tools

• EventMine — A machine learning-based event extraction system.
• brat — A free, open-source, web-based tool for text annotation visualisation and editing
• Cafetiere — An easy-to-use text mining system for carrying text mining on your own document collection
• Sentence and paragraph breaker — An accurate sentence and paragraph detector based on heuristic rules
• Clinical Document Classification — automatic document classification demo
• Sentiment Analysis Tool —  Analyses sentiment of input text.