Node Connectivity
There are 1061 nodes that can be used as predessesor
for a node with an input port of type 
org.knime.core.node.port.AbstractSimplePortObject.
OAuth2 Authenticator (Password)
Authenticator node that supports the OAuth 2.0 resource owner password credentials (ROPC) grant.
SMB Connector
Connects to an SMB server (e.g. Samba, or Windows Server) in order to read/write files in downstream nodes.
SSH Connector
Connects to remote file system via SSH in order to read/write files in downstream nodes.
SharePoint Online Connector
Connects to a SharePoint Online site in order to read/write files in downstream nodes.
ZIP Archive Connector
This node creates a file system connection that allows to read the files/folders stored inside a ZIP archive.
Amazon S3 Connection (legacy)
Configures the connection information used to connect to Amazon S3.
Azure Blob Store Connection (legacy)
Configures the connection information used to connect to Azure Blob Store.
Databricks File System Connection (legacy)
Configures a connection to the Databricks File System (DBFS) of a Databricks deployment.
FTP Connection (legacy)
Configures the connection information used to connect to a remote host.
Google Cloud Storage Connection (legacy)
Configures the connection information used to connect to Google Cloud Storage.