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Netdata alternatives: 5 apps ranked by verified data

Facts checked Oct 25, 2026AppBreakup editorialHow we rank

Common reasons people leave Netdata: less suited to long-term retention and capacity planning, and many charts can feel overwhelming. We ranked 5 alternatives by how directly each one replaces Netdata, then by reviews, real visits and how recently each app's facts were checked against its own website. Prometheus currently ranks first.

Quick comparison

#AppPricingOpen sourcePlatformsVerified factsScore
1Prometheus logoPrometheusOpen sourceYesSelf-hosted, Linux, macOS +14 of 466.5
2Zabbix logoZabbixOpen sourceYesSelf-hosted, Linux, Web4 of 459.6
3Checkmk logoCheckmkFree plan + paidYesSelf-hosted, Linux, Web3 of 355.3
  1. Prometheus logo

    1. PrometheusTop pick

    Best for: Engineers running Kubernetes or microservices who want the de facto standard for metrics

    Open sourceSelf-hostableSelf-hosted, Linux, macOS, Windows

    66.5

    score / 100

    Why switch from Netdata

    Standard metrics format and long-term querying with PromQL.

    Pros

    • Industry-standard metrics format supported almost everywhere
    • PromQL is expressive for alerts and analysis
    • Simple single-binary deployment

    Cons

    • No built-in long-term or clustered storage
    • Metrics only, so logs and traces need other tools
    • Basic UI, so you will want Grafana too
    Visit Prometheus Details and reviews
    How this score is calculated
    Editorial fit ×0.3100
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Prometheus a good Netdata alternative?

    Verified facts

    4 of 4 verified
    License
    Apache-2.0
    Checked Oct 25, 2026github.com(opens source in a new tab)
    Origin
    Built at SoundCloud, started 2012
    Checked Oct 25, 2026prometheus.io(opens source in a new tab)
    Governance
    CNCF, joined 2016
    Checked Oct 25, 2026prometheus.io(opens source in a new tab)
    Query language
    PromQL
    Checked Oct 25, 2026prometheus.io(opens source in a new tab)
  2. Zabbix logo

    2. Zabbix

    Best for: IT teams monitoring servers and network devices on-premises at scale without licence fees

    Open sourceSelf-hostableSelf-hosted, Linux, Web

    59.6

    score / 100

    Why switch from Netdata

    Mature, free monitoring for large server and network estates.

    Pros

    • Free with no per-device licence fees
    • Huge template library for devices and services
    • Scales to large estates with proxies

    Cons

    • Dense interface with a steep learning curve
    • Less suited to ephemeral containers
    • Self-hosting the database and server is on you
    Visit Zabbix Details and reviews
    How this score is calculated
    Editorial fit ×0.377
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Zabbix a good Netdata alternative?

    Verified facts

    4 of 4 verified
    License
    AGPL-3.0
    Checked Oct 25, 2026github.com(opens source in a new tab)
    Licence change
    AGPLv3 from version 7.0
    Checked Oct 25, 2026zabbix.com(opens source in a new tab)
    Licence fees
    None
    Checked Oct 25, 2026zabbix.com(opens source in a new tab)
    Hosted option
    Zabbix Cloud
    Checked Oct 25, 2026zabbix.com(opens source in a new tab)
  3. Checkmk logo

    3. Checkmk

    Best for: IT teams with mixed server, network and cloud estates who want fast automatic setup

    Free plan + paidOpen sourceSelf-hostableSelf-hosted, Linux, Web

    55.3

    score / 100

    Why switch from Netdata

    Auto-discovering monitoring with strong network and Windows coverage.

    Pros

    • Auto-discovery sets up checks with sensible thresholds
    • Rule-based web configuration
    • Free open-source community edition

    Cons

    • Best features are in paid editions
    • Rule system takes time to master
    • Server runs only on Linux
    Visit Checkmk Details and reviews
    How this score is calculated
    Editorial fit ×0.363
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Checkmk a good Netdata alternative?

    Verified facts

    3 of 3 verified
    License
    GPL-2.0
    Checked Oct 25, 2026github.com(opens source in a new tab)
    Free edition
    Checkmk Community
    Checked Oct 25, 2026checkmk.com(opens source in a new tab)
    SaaS option
    Checkmk Cloud
    Checked Oct 25, 2026checkmk.com(opens source in a new tab)

The best Netdata alternative for…

The highest-ranked app in this list for each need.

Prometheus logo

Best Netdata alternative for most people

Prometheus

Standard metrics format and long-term querying with PromQL.

Grafana logo

Best Netdata alternative for a free option

Grafana

Flexible dashboards across many data sources and teams.

Datadog logo

Best Netdata alternative for a free plan you can upgrade

Datadog

Hosted, fully managed infrastructure monitoring with integrations.

Zabbix logo

Best Netdata alternative for open source

Zabbix

Mature, free monitoring for large server and network estates.

Checkmk logo

Best Netdata alternative for self-hosting

Checkmk

Auto-discovering monitoring with strong network and Windows coverage.

Prometheus logo

Best Netdata alternative for Mac

Prometheus

Standard metrics format and long-term querying with PromQL.

Prometheus logo

Best Netdata alternative for Windows

Prometheus

Standard metrics format and long-term querying with PromQL.

Prometheus logo

Best Netdata alternative for Linux

Prometheus

Standard metrics format and long-term querying with PromQL.

Datadog logo

Best Netdata alternative for iPhone and Android

Datadog

Hosted, fully managed infrastructure monitoring with integrations.

Grafana logo

Best Netdata alternative for working in the browser

Grafana

Flexible dashboards across many data sources and teams.

Netdata alternatives: common questions

What is the best alternative to Netdata?

Prometheus ranks first right now. Standard metrics format and long-term querying with PromQL. Grafana and Zabbix follow it in our ranking.

Is there a free alternative to Netdata?

Yes. Prometheus (open source), Grafana (open source), Zabbix (open source) and Datadog (free plan + paid) have a free option. Check each app's verified facts for current plan limits.

Is there an open-source alternative to Netdata?

Yes: Prometheus, Grafana, Zabbix and Checkmk. Prometheus, Grafana and Zabbix can also be self-hosted.

Which Netdata alternatives work on Linux?

Prometheus, Zabbix and Checkmk run on Linux.

Why do people switch from Netdata?

The complaints we hear most: less suited to long-term retention and capacity planning; many charts can feel overwhelming; cloud free tier is limited to a few non-commercial nodes.

How is this list ranked?

Every app is scored with the same published formula: how directly it replaces Netdata, reviews (weighted by verification), visits from AppBreakup, how recently its facts were checked against its own website, and reader votes.