In the fields of information technology and systems management, application performance management (APM) is the monitoring and management of performance and availability of software applications. APM strives to detect and diagnose complex application performance problems to maintain an expected level of service.
A fancy self-hosted monitoring tool
The fastest path to AI-powered full stack observability, even for lean teams.
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.
The Prometheus monitoring system and time series database.
Create agents that monitor and act on your behalf. Your agents are standing by!
Node.js Production Process Manager with a built-in Load Balancer.
Developer-first error tracking and performance monitoring
Scalable datastore for metrics, events, and real-time analytics
Glances an Eye on your system. A top/htop alternative for GNU/Linux, BSD, Mac OS and Windows operating systems.
A self-hosted dashboard that puts all your feeds in one place
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!
High-performance, scalable time-series database designed for Industrial IoT (IIoT) scenarios
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
SQL powered operating system instrumentation, monitoring, and analytics.
eBPF-based Networking, Security, and Observability
一款面向泛前端产品研发全生命周期的效率平台。
GoAccess is a real-time web log analyzer and interactive viewer that runs in a terminal in *nix systems or through your browser.
CAT 作为服务端项目基础组件，提供了 Java, C/C++, Node.js, Python, Go 等多语言客户端，已经在美团点评的基础架构中间件框架（MVC框架，RPC框架，数据库框架，缓存框架等，消息队列，配置系统等）深度集成，为美团点评各业务线提供系统丰富的性能指标、健康状况、实时告警等。
The Swiss Army knife for 802.11, BLE, HID, CAN-bus, IPv4 and IPv6 networks reconnaissance and MITM attacks.
🪢 Open source LLM engineering platform: LLM Observability, metrics, evals, prompt management, playground, datasets. Integrates with OpenTelemetry, Langchain, OpenAI SDK, LiteLLM, and more. 🍊YC W23
Record videos of user sessions with enhanced logging information
Powerful API analytics and usage-based billing to monetize APIs
AI-Powered Software Engineering Intelligence Platform
Automatically measure the impact of GitHub Copilot on software development and increase adoption with confidence
Real-time, cross-platform crash reporting and error logging
Real-time, cross-platform crash reporting and error logging starting at $0/mo
The web developer's secret weapon
Frictionless error monitoring and performance insights for your entire app stack