VictoriaMetrics
Open source time series database, compatible with Prometheus
12 tools like InfluxDB, chosen by what they do. About InfluxDB

Open source time series database, compatible with Prometheus

Open source distributed tracing for microservice performance issues

Highly available Prometheus with long-term object storage

Distributed tracing system for finding latency in service calls

Interactive flamegraph viewer for exploring performance profiles

Open standard and tools for collecting traces, metrics and logs

OpenTelemetry traces, metrics and logs in one self-hostable tool

Open source agent that collects metrics, logs and other data

Open source metrics collection, storage and alerting system

Real-time infrastructure monitoring with per-second metrics

Event-based tracing and debugging for production systems

Open source web performance testing with reports and metrics