Please feel free to contribute by suggesting new tools or by pointing out mistakes in the data.
| Tool | Description | Categories | Platform | Pricing |
|---|---|---|---|---|
| almaneser / SALTA | Semantic Parser/POS Tagger for English | parser, pos tagger, tagging | Free (with licence agreement) | |
| AntCLAWSGUI | Front-end interface for CLAWS tagger | pos tagger, tagging | Windows | Free |
| BSFU Stanford POS Tagger | A PoS tagger | pos tagger, tagging | Windows | Free |
| CLAWS POS-Tagger | CLAWS- POS Tagger | pos tagger, tagging | Web | Via licence or in-house tagging at Lancaster |
| DisMo | An automatic multi-level annotator for spoken language corpora. | spoken, multilevel, multi-layer, pos tagger, annotation, tagging | ||
| Stanford Log-linear POS Tagger | POS Tagger (with Penn Treebank Tagset) for English, Arabic, Chinese, German | pos tagger, tagging | Free | |
| TagAnt | Part-of-speech tagging tool built on Tree Tagger | pos tagger, tagging | Windows, Mac, Linux | Free |
| Textanz | Language analysis program that produces frequency lists, word lists, parts of speech tags. | wordlists, concordancer, pos tagger, dictionary | Any OS | Free, Open Source |
| The Simple PoS Tagger | A simply PoS-tagger utilizing Perl Lingua::EN:Tagger | pos tagger, tagging | Windows | Free |
| TigerSearch | Tool for searching syntactically and POS-tagged corpora | search tool, pos tagger | Free | |
| TnT - Thorsten Brants's PoS Tagger | A simple PoS-Tagger | pos tagger, tagger, tagging | Windows/Unix | Available via Stanford |
| TreeTagger | Tool for annotating text with part-of-speech and lemma information | pos tagger, annotation | Windows, Mac, Linux | Free |
| Tweet NLP | Tweet tokenizer, POS Tagger, hierarchical word clusters, and a dependency parser for tweets, along with annotated corpora and web-based annotation tools. Clusters: http://www.cs.cmu.edu/~ark/TweetNLP/cluster_viewer.html | pos tagger, tokenizer, parser | Free | |
| Wmatrix | Tool for corpus analysis and comparison. Provides access to CLAWS and USAS. | wordlists, concordancer, pos tagger, semantic tagger, keywords, web-based | Web | £50 per username per year |
| YACSI Chinese Tokeniser / PoS Tagger | A Chinese tokenizer and PoS tagger | chinese, tokenizer, pos tagger | Windows | Free |
| SoMeWeTa | A part-of-speech tagger with support for domain adaptation and external resources. | tagging, pos, pos tagger | Linux, Mac, Windows | Free, Open Source |