| Callisto annotation tool |
The Callisto annotation tool was developed to support linguistic annotation of textual sources for any Unicode-supported language. |
Entity tagging | http://callisto.mitre.org |
| WordFreak |
WordFreak is a java-based linguistic annotation tool designed to support human, and automatic annotation of linguistic data as well as employ active-learning for human correction of automatically annotated data. |
Entity tagging, machine learning based | http://wordfreak.sourceforge.net/index.html |
| Knowtator |
Knowtator is a general-purpose text annotation tool that is integrated with the Protégé knowledge representation system. Knowtator facilitates the manual creation of training and evaluation corpora for a variety of biomedical language processing tasks. |
Entity tagging | http://knowtator.sourceforge.net/ |
| GATE |
GATE is a complete architecture for language processing which contains, amongst other applications, tools to perform manual and automatic textual annotation. |
POS tagging, classification, relation extractions, ... | http://gate.ac.uk/ |
| BRAT |
brat is a web-based tool for text annotation; that is, for adding notes to existing text documents. brat is designed in particular for structured annotation, where the notes are not freeform text but have a fixed form that can be automatically processed and "interpreted" by a computer. |
Entity tagging, entity relation extraction, entity linking | http://brat.nlplab.org/ |
| MMAX2 |
MMAX2 features separation of base data and annotations (i.e. markables) on the file level by means of stand-off annotation. MMAX2 supports arbitrarily many levels of annotation, each of which resides in a separate file. |
entity identification, relation between entities | http://mmax.eml-research.de |
| DOMEO |
Domeo is an extensible web application enabling users to visually and efficiently create and share ontology-based stand-off annotation on HTML or XML document targets. The tool supports manual, fully automated, and semi-automated annotation with complete provenance records, as well as personal or community annotation with access authorization and control. |
Entity tagging, entity relation extraction, entity linking | http://annotationframework.org/ |
| Genia Tagger |
N/A |
N/A | N/A |
| BioNotate |
BioNotate is a text annotation tool written in Javascript that allows collaborative annotation of relationships between biomedical entities in scientific texts. |
Entity tagging | http://bionotate.sourceforge.net/ |
| SWAN |
Tool to annotate text with ontologies |
Entity tagging and linking | http://code.google.com/p/annotation-ontology/ |
| OntoMat-Annotizer |
OntoMat-Annotizer is an interactive webpage annotation tool. It supports the user with the task of creating and maintaining ontology-based OWL-markups i.e. creating of OWL-instances, attributes and relationships |
N/A | http://annotation.semanticweb.org/ontomat/ |
| @Note |
@Note is Biomedical Text Mining platform that copes with major Information Retrieval and Information Extraction tasks and promotes multi-disciplinary research. |
Information Retrieval (IR) and Information Extraction(IE) | http://sysbio.di.uminho.pt/anote.php |
| CLaRK |
CLaRK is an XML-based software system for corpora development implemented in JAVA. The main aim behind the design of the system is the minimization of human intervention during the creation of language resources. |
N/A | http://www.bultreebank.org/clark/index.html |
| Djangology |
Djangology is a web application for distributed collaborative text annotation. |
Text annotation, Inter-annotator agreement statistics | http://sourceforge.net/projects/djangology/ |
| Ellogon |
Ellogon is a multi-lingual, cross-platform, general-purpose language engineering environment, developed in order to aid both researchers who are doing research in computational linguistics, as well as companies who produce and deliver language engineering systems. |
Text annotation | http://www.ellogon.org/ |
| LingPipe |
LingPipe is tool kit for processing text using computational linguistics. |
Text annotation, entity recognition, word variants | http://alias-i.com/lingpipe/index.html |
| UAM CorpusTool |
The UAM CorpusTool is a state-of-the-art environment for annotation of text corpora. |
Text annotation | http://www.wagsoft.com/CorpusTool/ |
| UIMA CAS Editor |
The CAS Editor is an eclipse based annotation tool which supports manual and automatic annotation (via running UIMA annotators) of CASes stored in files. |
Text annotation | http://uima.apache.org/d/uimaj-2.3.1/tools.html#ugr.tools.ce |
