Weka Clustering Writer (3.7) 

Writes a Weka clustering model to a (zip) file.

JSON to Spark 

Creates a Spark DataFrame/RDD from given JSON file.

Unique Term Extractor 

Creates a global set of terms over all documents.

DB Merger Streamable

Merges (insert or updates) rows in the database based on the values of the selected columns from the KNIME input table.

Delta Table Reader (Labs) Streamable

Read a Delta Table

OpenCage Geocoder Streamable

Allows to geocode (street) addresses using the OpenCage geocoder service.

Missing Value Deprecated

Filters or replaces missing values in a table.

SVM Learner 

Trains a support vector machine.