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.
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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
Like Prometheus, but for logs.
A high-performance observability data pipeline.
- logs
- metrics
- observability
- forwarder
Open source observability platform for logs, metrics, traces, RUM (web, android, ios), Session replay, pipelines, SLO and LLM observability. A sophisticated, simple and highly performant alternative to Datadog, Splunk, and Elasticsearch with 140x lower storage costs and single binary deployment.
Sends your logs to files, sockets, inboxes, databases and various web services
Agent for collecting, processing, aggregating, and writing metrics, logs, and other arbitrary data.
- telegraf
- monitoring
- time-series
- metrics
Logstash - transport and process your logs, events, or other data
Open-source, self-hosted alerting for metrics, logs, and databases. Includes a built-in AI agent and MCP server.
- monitoring
- time-series
- nightingale
- tsdb
:tropical_fish: Beats - Lightweight shippers for Elasticsearch & Logstash
- metricbeat
- filebeat
- packetbeat
- heartbeat
Saves Discord chat logs to a file
Cloud-native OSS search engine for observability
- rust
- log-management
- logs
- tantivy
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.
- dashboard
- database-monitoring
- metrics
- monitoring
An AI-powered next-generation open source real-time observability system.
Fork of tagtraum industries' GCViewer. Tagtraum stopped development in 2008, I aim to improve support for Sun's / Oracle's java 1.6+ garbage collector logs (including G1 collector)
Leveled execution logs for Go
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.
An extensible Java library for HTTP request and response logging
- java
- http-logs
- spring-boot-starter
- plugin-extension
TUI for viewing logs from journald, auditd, file system, Docker and Podman containers, Compose stacks and Kubernetes pods with support for log highlighting and several filtering modes.
- go
- journal
- journalctl
- tui
Structured logging package for Go.
🌈 slog.Handler that writes tinted (colorized) logs
- golang
- logging
- slog
- ansi
DebugView++, collects, views, filters your application logs, and highlights information that is important to you!
- outputdebugstring
- filter
- logfile
- regular-expression
log analysis tool
- logs-analysis
- logviewer
- search
- logstash