Developer-first error tracking and performance monitoring
- crash-reporting
- crash-reports
- error-monitoring
- monitoring
Repository Index
55,140 visible repositories in the index
1–24 of 232 · Most stars
:hedgehog: PostHog is the leading platform for building self-driving products. Our developer tools – AI observability, analytics, session replay, flags, experiments, error tracking, logs, and more – capture all the context agents need to diagnose problems, uncover opportunities, and ship fixes. Steer it all from Slack, web, desktop, or the MCP.
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— MCP included! all for free or enjoy our SaaS plan!
- website-monitor
- website-monitoring
- change-detection
- monitoring
SigNoz is an open-source, OpenTelemetry-native observability platform for your team and their AI agents. Get logs, metrics, and traces in one tool with features like APM, distributed tracing, log management, infra monitoring, etc. Combined with SigNoz MCP and a native AI teammate (in SigNoz Cloud) it helps you build more resilient apps.
- observability
- application-monitoring
- opentelemetry
- distributed-tracing
Structured, pluggable logging for Go.
- logging
- logrus
- go
Blazing fast, structured, leveled logging in Go.
- golang
- logging
- structured-logging
- zap
SQL powered operating system instrumentation, monitoring, and analytics.
A high-performance observability data pipeline.
- logs
- metrics
- observability
- forwarder
GoAccess is a real-time web log analyzer and interactive viewer that runs in a terminal in *nix systems or through your browser.
- goaccess
- c
- real-time
- data-analysis
Analyzes resource usage and performance characteristics of running containers.
Agent for collecting, processing, aggregating, and writing metrics, logs, and other arbitrary data.
- telegraf
- monitoring
- time-series
- metrics
Top-like interface for container metrics
Wazuh - The Open Source Security Platform. Unified XDR and SIEM protection for endpoints and cloud workloads.
- security
- compliance
- log-analysis
- vulnerability-detection
⬆️ GitHub Actions uptime monitor & status page by @AnandChowdhary
- uptime
- uptime-monitor
- status
- statuspage
Fluentd: Unified Logging Layer (project under CNCF)
- fluentd
- logging
- data-collector
- ruby
Open-source, self-hosted alerting for metrics, logs, and databases. Includes a built-in AI agent and MCP server.
- monitoring
- time-series
- nightingale
- tsdb
A fast & simple, yet powerful & flexible logging framework for macOS, iOS, tvOS, watchOS and visionOS
Zero Allocation JSON Logger
- logging
- json
- golang
- structured-logging
Checkmate is an open-source, self-hosted tool designed to track and monitor server hardware, uptime, response times, and incidents in real-time with beautiful visualizations. Don't be shy, join here: https://discord.com/invite/NAb6H3UTjK :)
- server-monitoring
- uptime
- uptime-checker
- uptime-monitor
Resilience4j is a fault tolerance library designed for Java8 and functional programming
- resilience
- circuitbreaker
- rate-limiter
- retry
🍦 Never use print() to debug again.
- python
- python3
- library
- inspects
Resolve production issues, fast. An open source observability platform unifying session replays, logs, metrics, traces and errors powered by ClickHouse and OpenTelemetry.
- analytics
- application-monitoring
- log-management
- logs
Sentry, feature-complete and packaged up for low-volume deployments and proofs-of-concept
- sentry
- docker
- docker-compose
- on-premise
The POCO C++ Libraries are powerful cross-platform C++ libraries for building network- and internet-based applications that run on desktop, server, mobile, IoT, and embedded systems.
- c-plus-plus
- xml
- json
- networking