Tools

Complete open-source monitoring and observability platform.

Debug, evaluate, and monitor your LLM applications, RAG systems, and agentic workflows with comprehensive tracing, automated evaluations, and production-ready dashboards.

AI Observability & Evaluation

Valkey-first observability with Redis compatibility. Query real-time metrics, analyze slow commands, detect hot keys, and investigate performance issues directly from AI coding assistants.

trollface: Self-hosted, lightweight server and website monitoring and O&M tool

🪢 Open source LLM engineering platform: LLM Observability, metrics, evals, prompt management, playground, datasets. Integrates with OpenTelemetry, Langchain, OpenAI SDK, LiteLLM, and more. YC W23

The open-source notification infrastructure. In-app Inbox component, E-mail, SMS, Push and Slack Integrations.

Realtime log viewer for containers. Supports Docker, Swarm and K8s.

tropical_fish: Beats - Lightweight shippers for Elasticsearch & Logstash

Tianji: Insight into everything, Website Analytics + Uptime Monitor + Server Status. not only another GA alternatives

VictoriaMetrics: fast, cost-effective monitoring solution and time series database

Real-time monitoring for Proxmox, Docker, and Kubernetes with AI-powered insights, smart alerts, and a beautiful unified dashboard

Open-source webhook server that helps you provide webhooks to your users. It handles for you a great amount of features that are usually tedious to (re)implement.

Web-app for processing, logging and visualising energy, temperature and other environmental data

A command line utility to work with Sentry.

Developer-first error tracking and performance monitoring

Kuvasz (pronounce as [ˈkuvɒs]) is an open-source uptime and SSL monitoring service, with multiple notification channels, status pages, IAC support via YAML, Prometheus integration, a complete REST API and many more!

Best and simplest tool for website change detection, web page monitoring, and website change alerts. Perfect for tracking content changes, price drops, restock alerts, and website defacement monitoring—all for free or enjoy our SaaS plan!

The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many more.

Monitor everything with a single container

Open Source network and infrastructure monitoring and management.

Speedtest Tracker is a self-hosted application that monitors the performance and uptime of your internet connection.

Performance Co-Pilot

Dynacat is a dashboard focused on dynamic reloading and easy integrity with external applications.

Self-hosted Error Tracking

Parseable is an observability datalake built from first principles.

Lightweight, single-binary log analytics interface for ClickHouse, focused on high-performance querying and visualization

Swetrix is a cookie-less, open source, privacy-first web analytics, website speed monitoring and error tracking service that you can host yourself or use in the cloud. Get started for free!

Empowering People Ethically — Matomo is hiring! Join us → https://matomo.org/jobs Matomo is the leading open-source alternative to Google Analytics, giving you complete control and built-in privacy. Easily collect, visualise, and analyse data from websites & apps. Star us on GitHub ⭐ – Pull Requests welcome!

The Prometheus monitoring system and time series database.

An open source, self-hosted, real-time port monitoring and discovery tool.

Open-source reporting platform to build and share live dashboards from APIs, SQL and NoSQL databases, with powerful AI assistant, scheduling, and embeddable charts

The core of our monitoring platform with a powerful configuration language and REST API.

Community-based GPL-licensed network monitoring system

Privacy-first, Agnostic Telemetry for Self-Hosted Software.

The open source AI engineering platform for agents, LLMs, and ML models. MLflow enables teams of all sizes to debug, evaluate, monitor, and optimize production-quality AI applications while controlling costs and managing access to models and data.

Realtime server for reliable two-way communication to power-up any backend

Like Prometheus, but for logs.

Agent for collecting, processing, aggregating, and writing metrics, logs, and other arbitrary data.

Real-time logging dashboard for Kubernetes. View logs in a terminal or a browser. Run anywhere - desktop, cluster, docker.

Scalable datastore for metrics, events, and real-time analytics

Send push notifications to your phone or desktop using PUT/POST

High-performance log ingestion and ETL engine

Self-hosted Speed Test for HTML5 and more. Easy setup, examples, configurable, mobile friendly. Supports PHP, Node, Multiple servers, and more

A real-time dashboard for analyzing Traefik logs with IP geolocation, status code analysis, and service metrics. Built with React (Shadcn UI) and Node.js.

The fastest path to AI-powered full stack observability, even for lean teams.

PostHog is an all-in-one developer platform for building successful products. We offer product analytics, web analytics, session replay, error tracking, feature flags, experimentation, surveys, data warehouse, a CDP, and an AI product assistant to help debug your code, ship features faster, and keep all your usage and customer data in one stack.

Monitoring Suite featuring seamless integrations with Naemon, Checkmk, Grafana and more.