Categories
Monitoring & Observability
Monitoring & Observability open-source alternatives curated by the directory.
Monitoring & Observability
Use the same directory search, ordering, and pagination controls inside this collection.
40 of 40 tools
Operational
AGPL-3.0
Track critical events, receive instant notifications, and respond to product activities with customizable webhooks and action buttons
Peekaping
MIT
Open-source uptime monitoring solution with real-time alerts, status pages, and comprehensive checks for websites, APIs, databases, and services.
ProjectDiscovery
MIT
Monitor infrastructure for exploitable vulnerabilities with real-time detection, automated workflows, and zero false positives.
Sentry
Unknown
Detect, diagnose, and resolve software issues quickly with powerful error tracking, performance monitoring, and release management.
SigNoz
Unknown
Comprehensive monitoring and troubleshooting solution for microservices architectures, offering metrics, traces, and logs in a single pane.
Statusnook
MIT
A powerful open-source status page system for real-time incident tracking, maintenance updates, and transparent communication with users.
StatusScout
Unknown
Monitor website uptime, detect security vulnerabilities, find broken links, and simulate user flows. Get instant alerts when issues arise. Free tier available.
Uptime Kuma
MIT
Monitors websites, APIs, and services with real-time alerts, a status page, and support for dozens of notification channels. Self-hosted and Docker-friendly.
Uptrace
AGPL-3.0
Uptrace is an OpenTelemetry-based platform that integrates traces, metrics, and logs to help monitor and optimize complex distributed systems.
Wachd
Unknown
Receive alerts from Grafana, Datadog, and Prometheus with AI-generated root cause analysis. Self-hosted on Kubernetes, fully air-gapped capable, Apache 2.0 licensed.
Bugzilla
MPL-2.0
Official repository for the Bugzilla bug tracking system. Report bugs to https://bugzilla.mozilla.org/enter_bug.cgi?product=Bugzilla&format=__default__ . Main website:
Graylog
NOASSERTION
Free and open log management
KairosDB
Apache-2.0
Fast scalable time series database
OpenTSDB
LGPL-2.1
A scalable, distributed Time Series Database.
Prometheus
Apache-2.0
The Prometheus monitoring system and time series database.
QuestDB
Apache-2.0
QuestDB is a high performance, open-source, time-series database