Grafana 11 (Jun 2025) debuts Scenes‑powered drag‑and‑drop dashboards, AI‑assisted panel hints, and unified alerting UX; new WebGL Canvas & Geomap panels render large datasets with 5× higher FPS.
Prometheus 2.52 (May 2025) adds an adaptive PromQL executor that parallelises queries across remote‑read backends and ships a GA OTLP receiver for native OpenTelemetry metrics ingestion.
Mimir 2.16 (Apr 2025) scales Prometheus to billions of series with horizontally‑sharded ingesters and durable object‑store blocks; v2.16 trims compactor memory 35 % and introduces cardinality dashboards.
Loki 3.0 (Dec 2024) replaces Boltdb‑shipper with a TSDB‑style index, supports query‑frontier gap‑filling, and adds native Azure Blob storage, cutting index footprint by 30 %.
Tempo 2.4 (Feb 2025) graduates TraceQL to GA, introduces span‑metrics export to Prometheus, and halves cold‑trace retrieval latency via tiered object‑store caching.
Pyroscope 1.7 (Mar 2025) merges Grafana Phlare enhancements, adds eBPF system‑wide profiling, ingest‑time relabeling, and PGO‑friendly `pprof` export for performance regression surfacing.
Alloy 1.9 (May 2025) unifies Prometheus scraping and OTLP pipelines, offers dynamic component reloading, and ships Pyroscope/Loki native exporters—replacing the deprecated Grafana Agent.
Faro 1.4 (Jul 2024) GA’s browser SDK for Core Web Vitals, errors, logs, and traces; v1.4 adds Performance Timeline & Fetch instrumentation, RudderStack support, and Scenes‑ready dashboards.
Beyla 1.3 (Nov 2024) captures RED metrics and basic spans for HTTP/gRPC services with zero code changes using eBPF; new version adds TLS handshake tracing and automatic Kubernetes pod labels.
k6 0.57 (May 2025) adds browser‑level WebGPU simulation, introduces test‑run artifacts to Tempo, and syncs test insights straight into Grafana dashboards; k6 Studio v1.0 delivers drag‑and‑drop script authoring.
GoAlert 0.33.0 (Nov 2024) is an Apache‑2.0‑licensed on‑call scheduler with rotations, escalations, and multi‑channel notifications. It offers first‑class Prometheus Alertmanager webhooks, a built‑in Prometheus exporter, and Grafana dashboards—making it a fully supported, drop‑in open‑source alternative that integrates seamlessly with the LGTM stack.
Jaeger 1.55 (Apr 2025) adds OTLP native ingest, upgrades storage plugins, and deprecates the UDP agent in favour of gRPC collectors.
Alertmanager 0.28 (May 2025) introduces receiver‑level tenant IDs for SaaS isolation, WebSocket silences feed, and removes legacy v1 APIs.
OpenTelemetry 1.5 spec (May 2025) stabilises logging APIs, finalises semantic conventions 1.0, and enables unified OTLP pipelines for logs, metrics, and traces.
