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SigNoz is an open-source, OpenTelemetry-native observability platform for your team and their AI agents. Get logs, metrics, and traces in one tool with features like APM, distributed tracing, log management, infra monitoring, etc. Combined with SigNoz MCP and a native AI teammate (in SigNoz Cloud) it helps you build more resilient apps.
SQL powered operating system instrumentation, monitoring, and analytics.
Realtime log viewer for containers. Supports Docker, Swarm and K8s.
Fluentd: Unified Logging Layer (project under CNCF)
A tiny JavaScript debugging utility modelled after Node.js core's debugging technique. Works in Node.js and web browsers
Checkmate is an open-source, self-hosted tool designed to track and monitor server hardware, uptime, response times, and incidents in real-time with beautiful visualizations. Don't be shy, join here: https://discord.com/invite/NAb6H3UTjK :)
Resolve production issues, fast. An open source observability platform unifying session replays, logs, metrics, traces and errors powered by ClickHouse and OpenTelemetry.
Official Sentry SDKs for JavaScript
HTTP request logger middleware for node.js
Fast and Lightweight Logs, Metrics and Traces processor for Linux, BSD, OSX and Windows
Open-source observability for your GenAI or LLM application, based on OpenTelemetry
Status Page for monitoring your websites and applications with beautiful graphs, analytics, and plugins. Run on any type of environment.
An interactive NVIDIA-GPU process viewer and beyond, the one-stop solution for GPU process management.
Real-time monitor and web admin for Celery distributed task queue
Real-time monitoring dashboard for Proxmox VE, PBS, Docker, Kubernetes, TrueNAS and vSphere. Self-hosted, with alerts for failed backups, full disks, unhealthy containers and offline nodes.
Security Onion is a free and open platform for threat hunting, enterprise security monitoring, and log management. It includes our own interfaces for alerting, dashboards, hunting, PCAP, detections, and case management. It also includes other tools such as osquery, CyberChef, Elasticsearch, Logstash, Kibana, Suricata, and Zeek.
A remote monitoring & management tool, built with Django, Vue and Go.
Rapidly Search and Hunt through Windows Forensic Artefacts
Crash your app in style (Golang)
Record the change log from models in Laravel
Investigate malicious Windows logon by visualizing and analyzing Windows event log
Headless Chromium-based web performance metrics collector and monitoring tool
.NET library to instrument your code with Prometheus metrics
An extensible Java library for HTTP request and response logging