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Scalable, Open Source, Logs DB & Logging Solution.
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Transform Al Prototypes into Enterprise-Grade Products.
Langtrace is an Open Source Observability and Evaluations Platform for Al Agents.
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Get your app Performance score.
Flashlight is a Lighthouse-like tool for mobile apps.
No installation required.
Lighthouse for Mobile - audits your app and gives a performance score to your Android apps (native, React Native, Flutter..). Measure performance on CLI, E2E tests, CI...
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Dynamic Tracing for Linux.
bpftrace is a high-level tracing language for Linux and provides a quick and easy way for people to write observability-based eBPF programs, especially those unfamiliar with the complexities of eBPF.
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Dynamically program the kernel for efficient networking, observability, tracing, and security.
eBPF is a revolutionary technology with origins in the Linux kernel that can run sandboxed programs in a privileged context such as the operating system kernel. It is used to safely and efficiently extend the capabilities of the kernel without requiring to change kernel source code or load kernel modules.
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VictoriaLogs is open source user-friendly database for logs from VictoriaMetrics.
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Scraparr is a Prometheus Exporter for various components of the *arr Suite
Self-hosted Error Tracking.
Bugsink offers real-time error tracking for your applications with full control through self-hosting.
Parseable is a disk less, cloud native database for logs, observability, security, and compliance. Parseable is built with focus on simplicity & resource efficiency.
Dashboards for DevOps.
Visualize cloud configurations. Assess security posture against a massive library of benchmarks. Build custom dashboards with code.
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OpenTelemetry-native GenAI and LLM Application Observability.
Open source platform for AI Engineering: OpenTelemetry-native LLM Observability, GPU Monitoring, Guardrails, Evaluations, Prompt Management, Vault, Playground. 
Integrates with 50+ LLM Providers, VectorDBs, Agent Frameworks and GPUs.
Open-source observability for your LLM application, based on OpenTelemetry.
OpenLLMetry is a set of extensions built on top of OpenTelemetry that gives you complete observability over your LLM application. Because it uses OpenTelemetry under the hood, it can be connected to your existing observability solutions - Datadog, Honeycomb, and others.
A distributed tracing system.
Zipkin is a distributed tracing system. It helps gather timing data needed to troubleshoot latency problems in service architectures. Features include both the collection and lookup of this data.
If you have a trace ID in a log file, you can jump directly to it. Otherwise, you can query based on attributes such as service, operation name, tags and duration. Some interesting data will be summarized for you, such as the percentage of time spent in a service, and whether or not operations failed.
Airbroke: Lightweight, Airbrake-compatible, PostgreSQL-based Open Source Error Catcher.
Self-hosted, Cost-effective, Open Source Error Tracking for a Sustainable Startup Journey.
Open Source Metrics Engine.
Distributed TSDB and Query Engine, Prometheus Sidecar, Metrics Aggregator, and more such as Graphite storage and query engine.
M3 is a Prometheus compatible, easy to adopt metrics engine that provides visibility for some of the world’s largest brands.
Empower your testing with AI & usage insights.
Gravity monitors real-world user behaviors and usage patterns in live production and test environments to generate quality analytics, identify test coverage gaps, and assist in prioritizing and generating test cases.
App Monitoring, Error Tracking & Real User Monitoring.
Application insights your developers need without the noise.
Data means nothing without context. Get the full picture with secure, scalable error tracking and performance monitoring.
This is an OpenTelemetry auto-instrumentation package for Symfony framework applications.
OpenTelemetry Tail Sampling Configuration UI.
OTail is a user-friendly web interface for creating and managing OpenTelemetry tail sampling processor configurations. It provides a visual way to configure complex sampling policies without having to write YAML directly.
Tools to measure and visualize energy use on desktop computers.