sesamy-goServer-side tag management System for Go

GA4 tracking via GTag and Measurement Protocol v2, with first-class server-side support.

GTag + MPv2

Encode, decode, and convert between GA4's gtag.js form-encoded protocol and the JSON-based Measurement Protocol v2.

Drop-in HTTP handlers that receive client tracking requests and forward them to a server-side tagging endpoint.

Stack-friendly middleware for client ID, session ID, user ID, page location, IP override, engagement time, debug mode, logging, and tracing.

Generic Event[P] with 44 predefined GA4 event names and typed parameter structs.

Cookiebot consent parsing, Emarsys marketing events, Tracify conversion tracking.

Ship events to Grafana Loki via protobuf with snappy compression and batched delivery.

Generates GTM container configs that route gtag.js traffic through your sesamy-go server endpoint.

Trace IDs are attached to log lines when an active span is present.