Open source APM: OpenTelemetry traces, metrics, and logs
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A next-gen FOSS self-hosted unified zero trust secure access platform that can operate as a remote access VPN, a ZTNA platform, API/AI/MCP gateway, a PaaS, an ngrok-alternative and a homelab infrastructure.
- abac
- ai-gateway
- api-gateway
- beyondcorp
A fast PostgreSQL Log Analyzer
- postgresql
- perfomance
- tuning
- sql
Web performance library for measuring all performance vitals metrics
- web-performance
- performance
- monitorning
- metrics
Ultra-low-latency asynchronous C++17 logging and metrics library for performance-critical applications
- cpp
- low-latency
- logging-library
- logging
JavaMelody : monitoring of JavaEE applications
- performance
- monitoring
- metrics
- apm
An extensible framework to audit executing operations in .NET
- audit-log
- audit
- entity-framework
- wcf
Realtime log viewer with web UI, tail -f for logs with a web interface browser.
Headless Chromium-based web performance metrics collector and monitoring tool
App Metrics is an open-source and cross-platform .NET library used to record and report metrics within an application.
- metrics
- dotnetcore
- health-check
- monitoring
.NET library to instrument your code with Prometheus metrics
- prometheus
- monitoring
- metrics
- net-standard
😎 Tracy: the addictive tool to ease debugging PHP code for cool developers. Friendly design, logging, profiler, advanced features like debugging AJAX calls or CLI support. You will love it.
- nette
- nette-framework
- tracy
- dump-variables
🕵️♀️ Validate schema, get schema change notifications, validate operations, find breaking changes, look for similar types, schema coverage
CleanroomLogger provides an extensible Swift-based logging API that is simple, lightweight and performant
Progressive web metrics at your fingertipz
- metrics
- performance
- webperf
- lighthouse
📈 Open source, privacy-first web analytics — a cookie-less Google Analytics alternative with built-in error tracking and performance monitoring. Self-host it or use our cloud. Get started for free!
- docker
- webanalytics
- self-hosted
- selfhosted
Enterprise Network Flow Collector (IPFIX, sFlow, Netflow)
- network
- ipfix
- sflow
- golang
Percona Monitoring and Management: an open source database monitoring, observability and management tool
- pmm
- monitoring
- database
- database-management
fmtlog is a performant fmtlib-style logging library with latency in nanoseconds.
- high-performance
- logging-library
- logging
- fmtlib
The official Airbrake library for Ruby applications
- airbrake
- crash-reporting
- error-monitoring
- ruby
API Observability. Trace API calls and Monitor API performance, health and usage statistics in Node.js Microservices.
Convenient and performant logging library for Scala wrapping SLF4J.
- scala
- logging
- slf4j
- jvm
A light Elixir wrapper around exometer.
- elixir
- exometer
- metrics
A realtime terminal-based top-like monitor for MySQL