Ranked by Attention Score: stars gained over the last 30 complete days
90 repositories by Attention Score · Oct 5, 2026 – Nov 3, 2026 (UTC)
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 Prometheus monitoring system and time series database.
Why is this running? Trace any process, port, container, or file back to what started it - CLI + TUI.
Automated developer-oriented status page with alerting and incident support
Automated auditing, performance metrics, and best practices for the web.
Open-source, self-hosted alerting for metrics, logs, and databases. Includes a built-in AI agent and MCP server.
CNCF Jaeger, a Distributed Tracing Platform
Cloud-native OSS search engine for observability
Exporter for machine metrics
An AI-powered next-generation open source real-time observability system.
Coroot is an open-source observability and APM tool with AI-powered Root Cause Analysis. It combines metrics, logs, traces, continuous profiling, and SLO-based alerting with predefined dashboards and inspections.
Blackbox prober exporter
APM, Application Performance Monitoring System
eBPF Observability - Distributed Tracing and Profiling
Essential metrics for a healthy site.
Resilience4j is a fault tolerance library designed for Java8 and functional programming
Rich-powered CLI that breaks each HTTP request into DNS, connect, TLS, wait, and transfer phases with waterfall timelines, compact summaries, or metrics-only output.
OpenTelemetry Java SDK
A PostgreSQL metric exporter for Prometheus
Realtime log viewer with web UI, tail -f for logs with a web interface browser.
TranslatedA powerful flow control component enabling reliability, resilience and monitoring for microservices. (A high-availability flow control and protection component for cloud-native microservices)
Zipkin is a distributed tracing system
Fluentd: Unified Logging Layer (project under CNCF)
SNMP Exporter for Prometheus
APM, (Application Performance Management) tool for large-scale distributed systems.
A simple, self-hosted service to keep track of your personal library 📚
Instant Kubernetes-Native Application Observability
Alert dashboard for Prometheus Alertmanager
TranslatedCAT, as a basic component for server-side projects, provides multi-language clients for Java, C/C++, Node.js, Python, Go, etc. It has been deeply integrated into Meituan Dianping's infrastructure middleware frameworks (MVC framework, RPC framework, database framework, cache framework, etc., message queue, configuration system, etc.), providing Meituan Dianping's business lines with a rich set of system performance metrics, health status, real-time alerts, and more.
Admin UI for administration of spring boot applications
A comprehensive set of fairness metrics for datasets and machine learning models, explanations for these metrics, and algorithms to mitigate bias in datasets and models.
Open source security data lake for threat hunting, detection & response, and cybersecurity analytics at petabyte scale on AWS
Self-hosted monitoring for Docker, Kubernetes and uptime. Single Go binary, no agent config, live alerts. Drop a container, your stack is monitored.
log analysis tool
A logger with a small, extensible API which provides utility on top of Android's normal Log class.
An application observability facade for the most popular observability tools. Think SLF4J, but for observability.
A process for collecting metrics using JMX MBeans for Prometheus consumption
✨ Open-source DORA metrics platform for engineering teams ✨
Demo app for learning observability with Grafana and performance testing with k6.
Centreon is a network, system and application monitoring tool. Centreon is the only AIOps Platform Providing Holistic Visibility to Complex IT Workflows from Cloud to Edge.
JavaMelody : monitoring of JavaEE applications
eBPF Security Monitoring and Sandboxing Agent Based on Aya
✔️ Simple, pretty and powerful logger for android
:chart_with_upwards_trend: Capturing JVM- and application-level metrics. So you know what's going on.
Collect and display information and stats from a running PostgreSQL server
Apache Log4net is a versatile, feature-rich, efficient logging API and backend for .NET
OpenTelemetry Compile-Time Instrumentation for Golang
Local-first policy gateway for coding agents. Allow, review, or block MCP, shell, SQL, GitHub, and HTTP actions with scoped credentials and signed evidence.
A simple, standalone, and lightweight tool that can do health/status checking, written in Go.
Prometheus instrumentation library for JVM applications
📄The reliable, generic, fast and flexible logging framework for Android
Incident Response Documentation made easy. Developed by Incident Responders for Incident Responders
eBPF based always-on CPU/GPU profiler auto-discovering targets in Kubernetes and systemd, zero code changes or restarts needed!
MoniGo is a performance monitoring library for Go apps, offering real-time insights into service-level and function-level metrics. With an intuitive UI, it enables developers to track and optimize performance. Get your Go app's dashboard up in just 10 seconds!
Zero-code K8s sidecar for log sanitization. Detects secrets via Entropy Analysis, preserves JSON integrity, and redacts PII deterministically. 🛡️
StreamAlert is a serverless, realtime data analysis framework which empowers you to ingest, analyze, and alert on data from any environment, using datasources and alerting logic you define.
Apache Flume is a distributed, reliable, and available service for efficiently collecting, aggregating, and moving large amounts of log-like data
P6Spy is a framework that enables database data to be seamlessly intercepted and logged with no code changes to the application.
Metrics exporter for Amazon AWS CloudWatch
Rails Semantic Logger replaces the Rails default logger with Semantic Logger, so that Rails, your application code, and many common gems all log through structured logging instead of plain text.
TranslatedModern Reactive CQRS Architecture Microservice development framework based on DDD and EventSourcing
Provides tracing abstractions over tracers and tracing system reporters.
POMWright is a complementary test framework for Playwright written in TypeScript.
App Metrics is an open-source and cross-platform .NET library used to record and report metrics within an application.
an open source solution to application performance monitoring for java server applications
[DEPRECATED] Promscale is a unified metric and trace observability backend for Prometheus, Jaeger and OpenTelemetry built on PostgreSQL and TimescaleDB.
Progressive web metrics at your fingertipz
FlexyPool adds metrics and failover strategies to a given Connection Pool, allowing it to resize on demand.
Enterprise Network Flow Collector (IPFIX, sFlow, Netflow)
StatsD to Prometheus metrics exporter
Dynamic dispatching library for metrics and instrumentations.
A portable logging abstraction for .NET
🔐 An SSL library for configuring http client or server. Rich with features such as hot reloading ssl and trusting additional certificates during runtime, combining multiple keystores, loading pem files and os/jdk certificates, logging certificate information during ssl handshake, bypassing ssl configuration from other libraries and more
Powerful and flexible library for logging on files, console, memory, email, rest, eventlog, syslog, slack, telegram, redis, logstash, elasticsearch, influxdb, graylog, Sentry, Twilio, ide debug messages and throw events for Delphi/Firemonkey/freepascal/.NET (Windows/Linux/OSX/IOS/Android).
🎯 LogCaptor captures log entries for unit and integration testing purposes
The repository host gives no description.
Server that accepts metrics via the Graphite protocol and exports them as Prometheus metrics
A system and resource monitoring tool written in Golang!
Advanced PostgreSQL & Pgbouncer Metrics Exporter for Prometheus
Twitter Logging Service is a robust and performant logging framework for iOS clients
A lightweight schema-on-read analytics in a single binary
PostgreSQL replication monitoring and failover daemon
The continuous feedback plugin for JetBrains IDEs
Ada Utility Library - Composing streams, processes, logs, serialization, encoders and more
Realistic synthetic events for testing, demos, and pipelines — streamed live or generated in bulk
Lightweight Docker monitoring dashboard with anomaly detection & Telegram alerts. One-liner install, zero config.
Open-source eBPF compatibility evidence and CI gate