observability
Manage your Observability Systems. Command Line utility for managing Grafana Resources.
Software engineers know how to version and deploy their resources. Tools like Git or CI enable reliable workflows that track changes, with meaningful review processes giving confidence in the expected outcomes. Now, with Grizzly, you can have all this with Grafana resources, dashboards, datasources and more.
Network Analysis & Packet Capture. It's amazing what you discover when you start looking.
Arkime is an open source, large scale, full packet capturing, indexing, and database system.
Open-Source ML Monitoring and LLM Observability.
Open-source evaluation and observability for ML and LLM systems Evaluate, test, and monitor AI-powered systems. From tabular data to LLMs. Built for data scientists, AI, and ML engineers.
An open source, real-time monitoring tool with custom-monitor and agentLess.
Apache HertzBeat is a real-time monitoring system with agentless, performance cluster, prometheus-compatible, custom monitoring and status page building capabilities.
Intelligent Prompt Gateway.
Arch is an intelligent prompt gateway. Engineered with (fast) LLMs for the secure handling, robust observability, and seamless integration of prompts with APIs - all outside business logic. Built by the core contributors of Envoy proxy, on Envoy.
Arch is an intelligent Layer 7 gateway designed to protect, observe, and personalize LLM applications (agents, assistants, co-pilots) with your APIs.
OpenClarity is an open source platform to enhance security and observability of cloud native applications and infrastructure.
OpenClarity is an open source tool for agentless detection and management of Virtual Machine Software Bill Of Materials (SBOM) and security threats such as vulnerabilities, exploits, malware, rootkits, misconfigurations and leaked secrets.
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Takes alerts from Prometheus Alertmanager, and shows them on a webpage for heads up displays. No-Nonsense.
APM for Ruby, Elixir, Node.js & Python. No-brainer monitoring for smart developers. Application Monitoring for Ruby on Rails, Elixir, Node.js & Python.
🖧🔍 WIFI / LAN intruder detector. Scans for devices connected to your network and alerts you if new and unknown devices are found.
Get visibility of what's going on on your WIFI/LAN network. Schedule scans for devices, port changes and get alerts if unknown devices or changes are found. Write your own Plugins with auto-generated UI and in-build notification system. Build out and easily maintain your network source of truth (NSoT).
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An asynchronous Prometheus exporter for wireguard.
wireguard_exporter runs wg show [..] and scrapes the output to build Prometheus metrics.
An asynchronous Prometheus exporter for iptables
iptables_exporter runs one of several backend "scrape targets" such as iptables-save --counter and scrapes the output to build Prometheus metrics.
OpenTelemetry command-line tool for sending events from shell scripts & similar environments.
otel-cli is a command-line tool for sending OpenTelemetry traces. It is written in Go and intended to be used in shell scripts and other places where the best option available for sending spans is executing another program.
Low Code log management solution
FlowG is a log management platform that lets you ingest, transform, and query logs using a visual pipeline builder. It handles structured logs without requiring predefined schemas and relies on BadgerDB as its storage backend.
Lightweight network IP scanner. Can be used to notify about new hosts and monitor host online/offline history
Simple, open source error tracking. Open source error, performance, and uptime monitoring.
Collect every error from your project in real time, organize them to make them useful, and receive alerts when and where you want...without breaking the budget.
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Like Prometheus, but for logs.
Grafana Loki is a set of open source components that can be composed into a fully featured logging stack. A small index and highly compressed chunks simplifies the operation and significantly lowers the cost of Loki.
Loki is a horizontally-scalable, highly-available, multi-tenant log aggregation system inspired by Prometheus. It is designed to be very cost effective and easy to operate. It does not index the contents of the logs, but rather a set of labels for each log stream.
MQTT Web Interface is an open-source web application that provides a real-time visualization of MQTT (Message Queuing Telemetry Transport) message flows. It allows users to monitor MQTT topics, publish messages, and view message statistics through an intuitive web interface.
Affordable full-stack production debugging & monitoring. Resolve Production Issues, Fast. An Open Source Observability Platform: Unify Session Replays, Logs, Traces, Metrics and Errors – All Without the Datadog Price Tag.
Resolve production issues, fast. An open source observability platform unifying session replays, logs, metrics, traces and errors powered by Clickhouse and OpenTelemetry.
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Cabourotte verifies if your infrastructure is healthy.
Cabourotte is a tool that can be configured to execute health checks on your infrastructure. You can use it as a standalone tool but you can also integrate it with the Appclacks server to manage health checks configuration globally and with good tooling (CLI, Terraform provider, Kubernetes operator…).
Observability tools for modern infrastructures.
Centralized Blackbox health checks configuration and a Prometheus push gateway alternative.
sitespeed.io is an open-source tool for comprehensive web performance analysis, enabling you to test, monitor, and optimize your website’s speed using real browsers in various environments.
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Open source continuous profiling database.
Grafana Pyroscope is an open source continuous profiling database that provides fast, scalable, highly available, and efficient storage and querying. This helps you get a better understanding of resource usage in your applications down to the line number.
Page speed monitoring. Web performance library for measuring all performance vitals metrics.
Perfume is a tiny, web performance monitoring library that reports field data back to your favorite analytics tool.
Page Speed is a feature, and to deliver it we need to understand the many factors and fundamental limitations that are at play. If we can measure it, we can improve it.
Search more with less.
Cloud-native search engine for observability. An open-source alternative to Datadog, Elasticsearch, Loki, and Tempo. Quickwit is the fastest search engine on cloud storage. It's the perfect fit for observability use cases.
The alerta monitoring system is a tool used to consolidate and de-duplicate alerts from multiple sources for quick ‘at-a-glance’ visualisation. With just one system you can monitor alerts from many other monitoring tools on a single screen.
A lightweight, open-source, and secure log viewer for Docker.
Dozzle is a small lightweight application with a web based interface to monitor Docker logs. It doesn’t store any log files. It is for live monitoring of your container logs only.
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Uncomplicated Observability for Python and beyond! 🪵🔥 .
Logfire is an observability platform built on the same belief as our open source library — that the most powerful tools can be easy to use.
An open-source observability platform built for simplicity. Say goodbye to manual analysis of metrics, logs, and traces. Gain actionable insights and focus on remediation.
Coroot is an open-source APM & Observability tool, a DataDog and NewRelic alternative 📊, 🖥️, 👉. Powered by eBPF for rapid insights into system performance. Monitor, analyze, and optimize your infrastructure effortlessly for peak reliability at any scale.
Kepler (Kubernetes-based Efficient Power Level Exporter) is a Prometheus exporter. It uses eBPF to probe CPU performance counters and Linux kernel tracepoints.
These data and stats from cgroup and sysfs can then be fed into ML models to estimate energy consumption by Pods.
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Data Observability Platform for Modern Data Teams. Trust the data that powers your business.
Automated end-to-end data observability — so data teams are the first to know about data issues.
Workflow Orchestration Made Simple. Stop wondering about your workflows. The orchestrator for people who have done orchestration before.
Prefect is a workflow orchestration tool empowering developers to build, observe, and react to data pipelines. Prefect is an orchestration and observability platform for building, observing, and triaging workflows. It's the simplest way to transform Python code into an interactive workflow application.
Prefect allows you to expose your workflows through an API so teams dependent on you can programmatically access your pipelines, business logic, and more. Prefect also allows you to standardize workflow development and deployment across your organization.
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Real-time, high-performance reading of log files and writing to clickhouse.
This tool can write the monolog standard log directly to clickhouse in real time via the tcp protocol. If you can write regular rules, other standardized log can also support it.
One Complete Observability platform.
OneUptime is a comprehensive solution for monitoring and managing your online services. Whether you need to check the availability of your website, dashboard, API, or any other online resource, OneUptime can alert your team when downtime happens and keep your customers informed with a status page. OneUptime also helps you handle incidents, set up on-call rotations, run tests, secure your services, analyze logs, track performance, and debug errors.
Monitoring and troubleshooting transformed. The open-source observability , monitoring , and troubleshooting platform everyone needs.
Fed up with your Datadog bill? Tired of setting up and maintaining Prometheus & Grafana? Try Netdata today! Feel the pulse of your infrastructure, with high-resolution metrics, journal logs and real-time visualizations.
grafana/otel-lgtm bundles Grafana's open source stack for OpenTelemetry monitoring in a single Docker image.
Your mission control center for PHP application performance.
Tideways saves you time by taking the guesswork out of your app’s backend performance. Gain detailed insights, spot performance bottlenecks, and get real-time error detection alerts.
monitor and alert. Get alerted when services go down or metrics go crazy. Self-hosted, easily-deployable monitoring and alerts service - like a lightweight PagerDuty
Cabot is a free, open-source, self-hosted infrastructure monitoring platform that provides some of the best features of PagerDuty, Server Density, Pingdom and Nagios without their cost and complexity. (Nagios, I'm mainly looking at you.)
It provides a web interface that allows you to monitor services (e.g. "Stage Redis server", "Production ElasticSearch cluster") and send telephone, sms or hipchat/email alerts to your on-duty team if those services start misbehaving or go down - all without writing a line of code. Best of all, you can use data that you're already pushing to Graphite/statsd to generate alerts, rather than implementing and maintaining a whole new system of data collectors.
The CNCF candidate for observability visualisation. Already supports Prometheus - more data sources to come! It aims to become a standard dashboard visualization tool for Prometheus and other datasources. It will focus on being GitOps-compatible and thus enabling a smooth "dashboards as code" workflow via a new and well-defined dashboard definition model.
Cloud-Native API Gateway.
Apache APISIX provides rich traffic management features like Load Balancing, Dynamic Upstream, Canary Release, Circuit Breaking, Authentication, Observability, etc.
The open-source alerts management and automation platform. Imagine you had GitHub Action for any part of your observability stack.
Keep makes it easy to consolidate all your alerts into a single pane of glass and to orchestrate workflows to automate your end-to-end processes.
Laravel, PHP and JS Error Tracking. Track all your PHP and JavaScript errors in one place.
Evolving the Prometheus exposition format into a standard.
OpenMetrics a specification built upon and carefully extending Prometheus exposition format in almost 100% backwards-compatible ways.
Making the Network Visible.
sFlow® is an industry standard technology for monitoring high speed switched networks. It gives complete visibility into the use of networks enabling performance optimization, accounting/billing for usage, and defense against security threats.
IP accounting iconoclasm.
pmacct is a small set of multi-purpose passive network monitoring tools. It can account, classify, aggregate, replicate and export forwarding-plane data, ie. IPv4 and IPv6 traffic; collect and correlate control-plane data via BGP and BMP; collect and correlate RPKI data; collect infrastructure data via Streaming Telemetry. Each component works both as a standalone daemon and as a thread of execution for correlation purposes (ie. enrich NetFlow with BGP data).
Telegraf is the open source server agent to help you collect metrics from your stacks, sensors, and systems.
Telegraf is a server-based agent for collecting and sending all metrics and events from databases, systems, and IoT sensors. Telegraf is written in Go and compiles into a single binary with no external dependencies, and requires a very minimal memory footprint.
test your system with real data.
GoReplay is an innovative open-source solution which allows you to capture your existing users activity and re-use it for testing your application. With GoReplay you can perform shadowing, load testing, or detailed analysis and monitoring.
Gor is an open-source tool for capturing and replaying live HTTP traffic into a test environment in order to continuously test your system with real data. It can be used to increase confidence in code deployments, configuration changes and infrastructure changes.
Open Source Observability Platform for Logs, Metrics, Traces, and More – Your Ultimate Dashboard for Alerts and Insights.
OpenObserve is a cloud native observability platform built specifically for logs, metrics, traces and analytics designed to work at petabyte scale.
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Observium is a comprehensive network monitoring platform designed to deliver powerful monitoring capabilities, combined with an elegant and intuitive user interface. From small businesses to large enterprises, Observium enables network administrators and IT professionals to efficiently manage and monitor their networks' health and status.
Linux Native, API-Aware Networking and Security for Containers. eBPF-based Networking, Observability, Security.
Cilium is a networking, observability, and security solution with an eBPF-based dataplane. It provides a simple flat Layer 3 network with the ability to span multiple clusters in either a native routing or overlay mode. It is L7-protocol aware and can enforce network policies on L3-L7 using an identity based security model that is decoupled from network addressing.
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Infrastructure management and security software. Rudder is an easy to use, web-driven, role-based solution for IT Infrastructure Automation & Compliance.
Rudder is a configuration and security automation platform. Manage your Cloud, hybrid or on-premises infrastructure in a simple, scalable and dynamic way. Rudder is an easy to use, web-driven, role-based solution for IT Infrastructure Automation & Compliance.
A lightweight, ultra-fast tool for building observability pipelines.
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High-quality, ubiquitous, and portable telemetry to enable effective observability.
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- Even more OpenTelemetry - Kubernetes special @ A Java geek.
- What is OpenTelemetry? @ SigNoz.
- CI/CD Observability with OpenTelemetry - A Step by Step Guide @ SigNoz.
- OpenTelemetry configuration gotchas @ A Java geek.
- From chaos to clarity: How OpenTelemetry unified observability across clouds @ CNCF.
- How to build a cost-effective observability platform with OpenTelemetry @ CNCF.
- Why the OpenTelemetry Batch Processor is Going Away (Eventually) @ dash0.
- From Signals to Reliability: SLOs, Runbooks and Post-Mortems @ Fatih Koç.
- OpenTelemetry Collector vs agent: How to choose the right telemetry approach @ CNCF.
- How to Reduce Telemetry Volume by 40% Smartly (Java) @ Observability Real Talk.
- Why OpenTelemetry Is Paving the Way for the Rise of the Observability Warehouse @ DevOps.
- Open standards in 2026: The backbone of modern observability @ Grafana Labs Blog.
- Telemetry that matters: Designing sustainable, high-impact observability pipelines @ CNCF.
- Don't Wrap OpenTelemetry — You're Probably Hurting More Than Helping @ OpenTelemetry.
- Operating OpenTelemetry at scale with OpAMP @ CNCF.
- Deploy OpenTelemetry Gateway on AWS: Monitoring Your Observability Pipeline @ AWS Cloud Operations Blog.
- One-command OpenTelemetry setup on Linux hosts @ OpenTelemetry.
- From 40 seconds to under 10: rebuilding incident detection on OpenTelemetry, Apache Kafka, and Apache Flink on Kubernetes @ CNCF.
The Data Platform for the Hybrid World. The Unifier Security and Observability Platform. A data platform built for expansive data access, powerful analytics and automation
The blackbox exporter allows blackbox probing of endpoints over HTTP, HTTPS, DNS, TCP, ICMP and gRPC.
Open-source APM. Understand issues in your deployed applications & solve them quickly.
SigNoz is an open-source observability platform native to OpenTelemetry with logs, traces and metrics in a single application. An open-source alternative to DataDog, NewRelic, etc. 🔥 🖥. 👉 Open source Application Performance Monitoring (APM) & Observability tool.
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Blackfire APM Observability From Development to Production Monitor, profile and test your application even before it is released in production. Get actionable insights to improve your code rather than spend time figuring out what’s wrong. Ensure optimal performance and user experience for your web applications.
Monitoring system & time series database. Power your metrics and alerting with a leading open-source monitoring solution.
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- Scaling With Prometheus: Managing 80M Metrics Smoothly @ Kapil's Medium.
- Monitoring a Streamlit App on Google GKE with Prometheus, Grafana, Loki & Alloy @ Omar Din's Medium.
- Prometheus with Docker Compose: Guide & Examples @ spacelift.
- From Custom to Open: Scalable Network Probing and HTTP/3 Readiness with Prometheus @ Slack Engineering.
Code breaks, fix it faster. Don’t just observe. Take action. The only app monitoring platform built for developers that gets to the root cause for every issue.
Sentry is a realtime event logging and aggregation platform. Sentry is a developer-first error tracking and performance monitoring platform that helps developers see what actually matters, solve quicker, and learn continuously about their applications.