Best Self-Hosted DataDog Alternatives in 2026
DataDog is a cloud monitoring and security platform for infrastructure, APM, logs, and real-time observability. Free tier available; paid plans start at $18/mo.
24 Self-Hosted Alternatives to DataDog
Netdata
78KReal-time infrastructure monitoring with per-second metrics, 800+ integrations, built-in ML anomaly detection, and AI troubleshooting — using just 5% CPU and 150MB RAM.
Grafana
73KThe open-source observability platform for visualizing metrics, logs, and traces from Prometheus, Loki, Elasticsearch, and dozens more data sources.
Prometheus
63KAn open-source monitoring system with a dimensional data model, flexible query language, efficient time series database and modern alerting approach.
Sentry
43KSentry is the leading error tracking and application performance monitoring platform, helping developers diagnose, fix, and optimize code across every stack.
Nuclei
28KYAML-template-driven vulnerability scanner with 8,000+ community templates for CVEs, misconfigurations, and exposed panels — free for core scanning.
Signoz
26KSignoz is a self-hosted server monitoring tool that provides comprehensive monitoring and troubleshooting solution for microservices architectures.
Thingsboard
21KThingsboard is a self-hosted home automation & IOT replacement for Datadog and Google Cloud IOT Core.
OpenObserve
18KFast, scalable and cost-effective open source observability platform
VictoriaMetrics
17KIncredibly fast time series database and easy-to-use high performance monitoring solutions simple and reliable for everyone
Logstash
15KLogstash (part of the Elastic Stack) integrates data from any source, in any format with this flexible, open source collection, parsing, and enrichment pipeline. Download for free...
HyperDX
9.4KHyperDX is a self-hosted web analytics tool that provides observability platform unifying session replays.
Highlight
9.2KFor server monitoring, Highlight is a self-hosted solution that provides comprehensive monitoring solution offering error tracking.
OpenStatus
8.5KFor server monitoring, OpenStatus is a self-hosted solution that provides uptime monitoring platform for seamless service management.
OpenLLMetry
6.9KOpenLLMetry lets you run observability platform for LLMs using OpenTelemetry. Monitor performance entirely on your own server.
OneUptime
6.7KSelf-hosted server monitoring tool that provides all-in-one solution for uptime monitoring.
Helicone
5.3KHelicone lets you run platform for logging entirely on your own server.
kener
4.8KKener gives you status page tool on your own infrastructure.
Uptrace
4.1KUptrace is a Go-based application that provides openTelemetry-based platform.
Logfire
4.1KLogfire is a self-hosted apm & observability tool with support for AI, openai, observability.
Checkmk
2.2KCheckmk is a self-hosted server monitoring tool that monitors your entire IT infrastructure.
Icinga
2.2KReleased under GPL-3.0, Icinga monitors networks on self-hosted infrastructure.
Gigapipe
1.6KGigapipe is a self-hosted server monitoring tool with support for monitoring, SQL, clickhouse.
Bugsink
1.6KBugsink lets you offer real-time error tracking entirely on your own server.
Statusnook
976Statusnook lets you run powerful status page system for real-time incident tracking entirely on your own server.
Why Look for DataDog Alternatives?
DataDog is a cloud monitoring and security platform for infrastructure, APM, logs, and real-time observability. Free tier available; paid plans start at $18/mo.
Self-hosted alternatives give you full data ownership, predictable costs, and zero vendor lock-in. You run the software on your own infrastructure and control everything.
24 Best Open-Source Alternatives to DataDog
Netdata
High-resolution metrics, real-time visualizations, and affordable monitoring. — 78,075 GitHub stars. Licensed under GPL-3.0.
Sentry
Developer-first error tracking and performance monitoring. — 43,370 GitHub stars. Licensed under Custom.
Signoz
Open-source APM with logs, traces, metrics. — 26,094 GitHub stars. Licensed under Custom.
OpenObserve
Monitor logs, metrics, and traces with an open-source observability platform. Achieve petabyte scale with 140x lower storage costs and high performance. — 18,149 GitHub stars. Licensed under AGPL-3.0.
Logstash
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. — 14,804 GitHub stars. Licensed under Open Source.
HyperDX
Open source observability platform unifying session replays, logs, traces, metrics and errors. Fast search, automatic clustering, $0.40/GB pricing. — 9,373 GitHub stars. Licensed under MIT.
OpenStatus
Open-source uptime monitoring platform for seamless service management, real-time alerts, and comprehensive status pages — 8,471 GitHub stars. Licensed under AGPL-3.0.
Highlight
Comprehensive monitoring solution offering error tracking, session replay, and performance insights for seamless debugging and optimization. — 9,190 GitHub stars. Licensed under Open Source.
OpenLLMetry
Open-source observability platform for LLMs using OpenTelemetry. Monitor performance, track costs, and debug AI applications with just 2 lines of code. — 6,918 GitHub stars. Licensed under Apache-2.0.
OneUptime
Complete open source observability platform — 6,628 GitHub stars. Licensed under Apache-2.0.
Helicone
Open-source platform for logging, monitoring, and debugging LLM applications. Route, debug, and analyze AI apps with comprehensive observability tools. — 5,254 GitHub stars. Licensed under Apache-2.0.
kener
Modern open source status page system — 4,804 GitHub stars. Licensed under MIT.
Logfire
Logfire offers intuitive observability tools for Python applications, combining logs, profiling, and telemetry in one platform. — 4,089 GitHub stars. Licensed under MIT.
Uptrace
Uptrace is an OpenTelemetry-based platform that integrates traces, metrics, and logs to help monitor and optimize complex distributed systems. — 4,127 GitHub stars. Licensed under AGPL-3.0.
Checkmk
Monitor your entire IT infrastructure with 2,000+ plugins, automated discovery, and scalable architecture. Open source and enterprise solutions available. — 2,222 GitHub stars. Licensed under GPL-2.0.
Icinga
Monitor networks, servers, and cloud environments with flexible open-source solution. Custom checks, fast alerts, and complete infrastructure control. — 2,180 GitHub stars. Licensed under GPL-3.0.
Bugsink
Self-hosted error tracking — 1,595 GitHub stars. Licensed under Custom.
Gigapipe
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. — 1,641 GitHub stars. Licensed under AGPL-3.0.
Statusnook
A powerful open-source status page system for real-time incident tracking, maintenance updates, and transparent communication with users. — 976 GitHub stars. Licensed under MIT.
Grafana
Open-source platform for metrics, logs, and traces. — 72,678 GitHub stars. Licensed under AGPL-3.0.
Prometheus
Power your metrics and alerting with Prometheus. — 63,201 GitHub stars. Licensed under Apache-2.0.
Nuclei
Customizable vulnerability scanner using YAML DSL. — 27,475 GitHub stars. Licensed under MIT.
Thingsboard
Device management, data collection, processing, and visualization. — 21,354 GitHub stars. Licensed under Apache-2.0.
VictoriaMetrics
High-performance, cost-effective time series database. — 16,525 GitHub stars. Licensed under Apache-2.0.
Read full VictoriaMetrics review
Why Self-Host Instead of DataDog?
- Data ownership. Your data stays on your server, not on DataDog’s infrastructure.
- Predictable costs. Pay a fixed VPS cost instead of growing per-user or per-usage fees.
- No vendor lock-in. Export and migrate your data anytime. You control the database.
- GDPR and compliance. Hosting your own tools simplifies data residency and compliance requirements.
How much can you save?
DataDog (Infrastructure Pro)
$18/mo
Billed monthly
$216/year
Netdata (self-hosted)
$10/mo
VPS hosting only. $0 per-user fees.
$320 year 1 (incl. $200 setup)
Your annual savings
$0
At this scale the setup cost offsets savings in year 1. Year 2+: $96/year.
Netdata runs on a $10/mo VPS with unlimited users. Setup by upready.dev starts at $200 (one-time). DataDog pricing as of March 2026.
Why teams switch from DataDog
- → Data ownership. Your data stays on your server -- not on DataDog's infrastructure.
- → Predictable costs. Pay a fixed VPS cost instead of growing per-user or per-usage fees.
- → No vendor lock-in. Export and migrate your data anytime. You control the database.
- → GDPR and compliance. Hosting your own tools simplifies data residency and compliance requirements.
Head-to-Head Comparisons
Both are monitoring tools. Checkmate has 7 unique features, Netdata has 3.
Both are monitoring tools. Coroot has 3 unique features, Netdata has 5.
Both are monitoring tools. Coroot has 1 unique feature, Signoz has 1.
Both are monitoring tools. Flipt has 8 unique features, Netdata has 2.
Both are monitoring tools. Gatus has 11 unique features, Netdata has 1.
Both are monitoring tools. Glances has 9 unique features, Netdata has 3.
Grafana is the better choice for teams with existing metrics infrastructure (Prometheus, InfluxDB) who need custom dashboards. Netdata is better for instant monitoring with zero configuration -- install and get real-time insights immediately.
Both are monitoring tools. Keep has 6 unique features, Netdata has 2.
Both are monitoring tools. kener has 3 unique features, Uptime Kuma has 10.
Both are monitoring tools. Kite has 3 unique features, Netdata has 5.
Both are monitoring tools. Langfuse has 8 unique features, Signoz has 1.
Both are monitoring tools. Loki has 3 unique features, Netdata has 5.
Both are monitoring tools. Loki has 2 unique features, OneUptime has 2.
Both are monitoring tools. Loki has 2 unique features, Signoz has 2.
Both are monitoring tools. Lunalytics has 4 unique features, Netdata has 3.
Both are monitoring tools. Netdata has 5 unique features, OneUptime has 3.
Both are monitoring tools. Netdata has 4 unique features, Parseable has 4.
Both are monitoring tools. Netdata has 3 unique features, PatchMon has 4.
Both are monitoring tools. Netdata has 3 unique features, Peekaping has 7.
Both are monitoring tools. Netdata has 5 unique features, Signoz has 3.
Both are monitoring tools. Netdata has 4 unique features, StatusScout has 6.
Both are monitoring tools. Netdata has 4 unique features, Uptrace has 4.
Both are monitoring tools. Netdata has 3 unique features, WatchYourLAN has 4.
Both are monitoring tools. OneUptime has 1 unique feature, Signoz has 1.
Uptime Kuma for simple, beautiful uptime monitoring with notifications. Grafana for comprehensive infrastructure monitoring and custom dashboards. Different scope -- Uptime Kuma monitors endpoints, Grafana visualizes everything.
Both Uptime Kuma and Netdata are strong open-source options in the monitoring space. Uptime Kuma has 84k GitHub stars and Netdata has 78k. Compare their features, deployment, and community to choose the right fit for your needs.
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