Browse free open source Observability tools and projects for Linux below. Use the toggles on the left to filter open source Observability tools by OS, license, language, programming language, and project status.
OneUptime is the complete open-source observability platform
Leading open-source visualization and observability platform
Monitor and troubleshoot transactions in complex distributed systems
Linux Runtime Security and Forensics using eBPF
An orchestration platform for the development, production
A high-performance observability data pipeline
Uncover insights, surface problems, monitor, and fine tune your LLM
Fluid, elastic data abstraction and acceleration for BigData/AI apps
Fast and Lightweight Logs and Metrics processor for Linux, BSD, OSX
Conduit streams data between data stores. Kafka Connect replacement
Continuous Profiling Platform. Debug performance issues
The CNCF sandbox for observability visualisation
Kubernetes observability and automation
Kyma is an opinionated set of Kubernetes-based modular building blocks
Debug, evaluate, and monitor your LLMapps, RAG systems, and agentic AI
All-in-one Polyglot Observability stack with ClickHouse storage
The cloud-native API gateway
Elastic APM Node.js Agent
An open source observability platform unifying session replays & logs
The Modern Application Platform
Ultralight, security-first service mesh for Kubernetes
A lightweight, cloud-native data transfer agent and aggregator
App observability facade for the most popular observability tools
Cloud native service mesh to uniformly manage environments
SigNoz is an open-source APM. It helps developers monitor their apps