Node Connectivity
There are 913 nodes that can be used as predessesor
for a node with an input port of type 
org.knime.core.node.port.AbstractSimplePortObject.
Microsoft Exchange Online Connector (Labs)
Connects to Microsoft Exchange Online using the IMAP and/or SMTP protocol.
Kafka Connector
Provides connection settings to a Kafka cluster.
PMML Compiler
Creates Java code for scoring from a PMML model.
Linear Discriminant Analysis Deprecated
This node performs a linear discriminant analysis.
Interactive Range Slider Filter Widget
Defines a filter definition to the input table and provides an interactive slider view.
Interactive Value Filter Widget
Defines a filter definition to the input table and provides an interactive value filter on nominal columns.
Range Slider Filter Definition (legacy)
Defines a filter definition to the input table and provides an interactive slider view.
Value Filter Definition (legacy)
Defines a filter definition to the input table and provides an interactive value filter on nominal columns.
Twitter API Connector (legacy)
Create a connection to access Twitter's API.
Fingerprint Bayesian Learner
(Variant) of Naive Bayes for fingerprint columns, i.e. bitvectors.