ClickHouse

SigNozSigNoz/signoz

An open-source observability platform native to OpenTelemetry that unifies logs, traces, and metrics in a single application.

plausibleplausible/analytics

A simple, open source, lightweight, and privacy-friendly web analytics alternative to Google Analytics.

flexsearchnextapps-de/flexsearch

A next-generation full-text search library for Browser and Node.js, offering high performance and advanced search capabilities.

Corootcoroot/coroot

An open-source observability and APM tool with AI-powered root cause analysis, combining metrics, logs, traces, profiling, and SLO-based alerting.

OpenLITopenlit/openlit

An open-source platform for AI engineering with OpenTelemetry-native LLM observability, GPU monitoring, guardrails, evaluations, and prompt management.

Protontimeplus-io/proton

A single C++ binary SQL engine for high-performance stream processing, analytics, observability, and AI/ML pipelines.