gelf-pro
The Graylog Extended Log Format for the Node.js
gelfling
Create and send GELF (Graylog2) messages, including chunking
gelf-stream
A stream to send JS objects to a Graylog2 server (in GELF format)
gelf
gelf is a full implementation for sending messages in GELF (Graylog Extended Log Format) from node.js
winston-log2gelf
Winston GELF transport to Graylog or Gelf server via TCP or HTTP (TLS and HTTPS ready)