- UI enhancements including clickable tags, trace comparison, directed graph React component, timeline expand/collapse, and Google Analytics integration on the search page
- Breaking change: the Jaeger standalone binary and package are renamed to Jaeger all‑in‑one
- New backend features such as object‑field tag storage in Elasticsearch, Cassandra query tracing, configurable Elasticsearch index, hot‑rod port flags, experimental Kafka ingester, agent metric tags, and Cassandra reconnect interval