Open Source Alternatives to DataDog

OpenLLMetry

Apache-2.0

Open-source observability platform for LLMs using OpenTelemetry. Monitor performance, track costs, and debug AI applications with just 2 lines of code.

Helicone

Apache-2.0

Open-source platform for logging, monitoring, and debugging LLM applications. Route, debug, and analyze AI apps with comprehensive observability tools.

Gigapipe

AGPL-3.0

Unified platform for logs, metrics, traces and profiles with native compatibility for popular tools like OpenTelemetry, Prometheus, and Loki. No data silos, no usage limits.

Logstash

Unknown

Logstash is a free and open server-side data processing pipeline that ingests data from multiple sources, transforms it, and sends it to your desired destination.

Bugsink

Unknown

Bugsink offers real-time error tracking with self-hosting capabilities, allowing easy installation and connection to any app using Sentry-compatible SDKs.

Checkmk

GPL-2.0

Monitor your entire IT infrastructure with 2,000+ plugins, automated discovery, and scalable architecture. Open source and enterprise solutions available.

Highlight

Unknown

Comprehensive monitoring solution offering error tracking, session replay, and performance insights for seamless debugging and optimization.

HyperDX

MIT

Open source observability platform unifying session replays, logs, traces, metrics and errors. Fast search, automatic clustering, $0.40/GB pricing.

Icinga

GPL-3.0

Monitor networks, servers, and cloud environments with flexible open-source solution. Custom checks, fast alerts, and complete infrastructure control.

Kener

MIT

Free, open-source status page and uptime monitor with Docker deployment. Track 11 service types, manage incidents, schedule maintenance, and notify subscribers instantly.

Logfire

MIT

Logfire offers intuitive observability tools for Python applications, combining logs, profiling, and telemetry in one platform.

Nagios

GPL-2.0

Free open source IT monitoring solution for servers, networks, and applications. Trusted by 1M+ users worldwide with powerful alerting and enterprise-grade features.

NetData

GPL-3.0

Powerful, efficient, and user-friendly monitoring solution for servers, containers, and applications with instant insights and alerts.

OneUptime

Apache-2.0

All-in-one solution for uptime monitoring, incident management, and status pages to keep your services running smoothly

OpenObserve

AGPL-3.0

Monitor logs, metrics, and traces with an open-source observability platform. Achieve petabyte scale with 140x lower storage costs and high performance.

OpenStatus

AGPL-3.0

Open-source status page and uptime monitor that tracks endpoints from 28 global regions, communicates incidents, and helps satisfy SOC 2 audit requirements.

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.

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.

Graylog

NOASSERTION

Free and open log management

KairosDB

Apache-2.0

Fast scalable time series database