Icinga
Icinga GmbH develops an open-source IT infrastructure monitoring platform built on a C++ distributed engine with modular web, configuration, SSO, and integration components, monetizing via enterprise support subscriptions and professional services.
- Company typePrivate
- Founded2009
- HeadquartersNuremberg, Germany
- Headcount11–50
- GTM typeB2B
- OfferingSoftware
What Icinga does
Icinga GmbH is a privately held German software company founded in 2009 and headquartered in Nuremberg, originating as a fork of Nagios. The company develops Icinga, an open-source infrastructure monitoring platform whose core engine, Icinga 2, is written in C++ and provides distributed monitoring via a zone-based architecture of Masters, Satellites, and Agents. The platform is delivered as a modular stack: Icinga 2 for the monitoring engine and REST API, Icinga Web 2 for visualization, Icinga Director for configuration management, and additional modules covering SSO (OpenID Connect), VMware/vSphere monitoring, notifications, database-backed storage (Icinga DB), reporting, PDF export, and Windows infrastructure. Integration breadth is a stated priority, with native support for AWS, Azure, Terraform, Ansible, Elastic, Grafana, Prometheus, and OpenTelemetry OTLP export to multiple observability backends (Grafana Mimir, VictoriaMetrics, Datadog, Elasticsearch, OpenSearch, Splunk, New Relic, Dynatrace).
The company's revenue model is hybrid. The core platform is open source and free, with no per-node licensing; commercial monetization comes from annual subscriptions for Linux Enterprise package repositories (RHEL, SLES), optional enterprise support tiers with undisclosed pricing, and professional services including consulting, tailored implementation, and Icinga certification training. Go-to-market combines product-led self-service downloads, a 60-day free repository trial, direct enterprise sales for large deployments, and a global network of enterprise implementation partners (NETWAYS, Würth Phoenix, Sol1, VanTosh, Open-i, Arctiq). Customer logos span technology (Adobe, Puppet, Siemens), automotive (Audi), and telecommunications (Deutsche Telekom, Vodafone), with additional named use cases in finance, insurance, public sector, retail, and manufacturing. Icinga positions against commercial monitoring tools (SolarWinds, PRTG) on vendor neutrality, predictable TCO, and avoidance of per-node license escalation.
Icinga firmographics
Firmographics- Name
- Icinga
- Legal name
- Icinga GmbH
- Website
- https://icinga.com
- Company type
- Private
- Founded year
- 2009
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- Icinga GmbH develops an open-source IT infrastructure monitoring platform built on a C++ distributed engine with modular web, configuration, SSO, and integration components, monetizing via enterprise support subscriptions and professional services.
- Ownership category
- akta.pro rank
Icinga industry classification
Industry- Product category
- Infrastructure Monitoring Software
- NAICS
- Software Publishers (513210)
- SIC
- Services-Prepackaged Software (7372)
- akta.pro industry
- Network Performance, Visibility & SLA Monitoring (Managed NPM/Observability)Hardware, Technology & Telecom/Telecommunications & Network Services/Data & IP Network Services (MPLS, SD-WAN, Ethernet)
Keywords
Where Icinga is headquartered
LocationHeadquarters
- HQ city
- Nuremberg
- HQ country
- Germany
- HQ region
- Europe
Offices1 record
Markets served
Icinga business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Personnel, Technology or R&D, Marketing or Sales, Operations, Others
Revenue model
- Open Source Core Product: The core Icinga monitoring software is open source and free to use. Organizations can download, deploy, and use it without licensing fees, with costs only related to infrastructure resources and internal staffing.
- Repository Subscription for Linux Enterprise: Icinga charges a yearly subscription fee for providing software repositories for Linux Enterprise operating systems (RHEL, SLES, etc.). This includes access to officially maintained packages and updates.
- Enterprise Support: Optional enterprise support packages providing expert help, consulting, and professional services. Available through support subscriptions with different service levels.
- Professional Services: Additional revenue from consulting services, tailored advice for IT environments, and professional training for Icinga certification.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Freemium | Others | Open Source Core - Free tier |
| Subscription | Annual | Repository Subscription for Linux Enterprise |
| Subscription | Annual | Enterprise Support |
Go-to-market motion3 records
Distribution channels5 records
Marketing channels9 records
Icinga product offering
Product offeringCore offering
Icinga provides an open-source infrastructure monitoring platform built around Icinga 2 (a C++ monitoring engine with a zone-based distributed architecture for multi-site deployments) and Icinga Web 2 as the web visualization layer. The platform monitors servers, networks, applications, databases, Kubernetes clusters, VMware environments, and cloud workloads via REST API, custom check plugins, and OpenTelemetry/OTLP metrics export. Revenue is generated through paid annual repository subscriptions for Linux Enterprise distributions (RHEL, SLES), tiered enterprise support contracts, and professional services (consulting, training, certification) sold alongside the free open-source core.
Product overview
Icinga is an open-source infrastructure monitoring platform consisting of the Icinga 2 monitoring server (written in C++) as the core product, combined with Icinga Web 2 as the web interface layer. The platform follows a modular architecture where Icinga 2 provides the monitoring engine and REST API, while various modules extend functionality including: Icinga Director (configuration management), Icinga Web SSO (OpenID Connect authentication), Icinga vSphere Integration (VMware monitoring), Icinga Notifications (notification workflows), Icinga DB/Icinga DB Web (database-backed storage), Icinga Reporting and Icinga PDF Export (reporting), and various feature modules for Infrastructure Monitoring, Monitoring Automation, Notifications, Analytics, Metrics & Logs, and Cloud Monitoring. The platform is built for hybrid environments, supporting distributed monitoring across multiple locations with zone-based architecture. Optional enterprise support and repository subscriptions are available alongside the open-source core.
Differentiator
Problem solved
Functional benefit
Products and services
- Icinga 2 Open-source monitoring server written in C++ that checks the availability of network resources, notifies users of outages, and generates performance data. Supports distributed monitoring via zone-based architecture (Masters, Satellites, Agents) across hybrid and multi-cloud environments on Linux/Unix and Windows.
- Icinga Web 2 Web interface layer for Icinga 2 providing visualization, dashboards, and navigation for monitoring data, with extendable modules for SSO, Director (configuration), and vSphere integration.
- Icinga Director Configuration management module for Icinga Web that provides a user-friendly interface and automation features for managing and deploying monitoring objects through the web UI and the Icinga 2 API.
- Icinga Web SSO Authentication module for Icinga Web that adds OpenID Connect single sign-on support alongside existing authentication backends.
- Icinga vSphere Integration Module for monitoring VMware vSphere environments and virtual infrastructure from Icinga Web.
- Icinga Notifications Module for handling notification workflows in Icinga monitoring, enabling teams to get alerted and react with confidence when issues are detected.
- Icinga DB / Icinga DB Web Database-backed monitoring module providing an alternative to IDO for storing monitoring data; Icinga DB Web provides the corresponding web interface.
- Icinga Reporting Reporting module for generating reports from Icinga monitoring data to translate monitoring into business value.
- Icinga PDF Export Module for exporting Icinga monitoring data and reports to PDF format.
- Icinga for Windows Windows monitoring agent and tooling for monitoring Windows servers and infrastructure from Icinga.
- Icinga Repository Subscription for Linux Enterprise Annual subscription providing access to officially maintained Icinga package repositories for enterprise Linux distributions (RHEL, SLES, etc.), including officially maintained packages and updates.
- Icinga Enterprise Support Optional enterprise support subscription providing expert help, consulting, and professional services with tiered service levels.
- Icinga Consulting Services Professional consulting services providing tailored advice for customer IT environments and Icinga deployments.
- Icinga Training & Certification Professional training programs (Icinga 2 Fundamentals, Icinga 2 Advanced) and certification for Icinga professionals.
- NETGEAR AV Line Monitoring Plugin Go-based monitoring plugin for NETGEAR AV Line devices that monitors CPU, RAM, fan speed, temperature, port statistics, and PoE data via the go-check framework.
Quantifiable outcome
- No per-node licensing escalates as infrastructure grows - costs scale with infrastructure resources rather than monitored elements
- +2 more outcomes
Companies that use Icinga
Customer profileNamed customers6 records
Segments6 records
Ideal customer profiles1 record
Icinga technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- Yes
- API docs
- API detail
Core technology
AI maturity
App detail
Integration19 records
AI capability2 records
Feature8 records
Icinga partnerships and signals
Strategic signalPartnerships
Six partnerships are on record, tiered core.
- NETWAYScoreEnterprise partner providing local sales, implementation, and support services for Icinga in the DACH region.
- Würth PhoenixcoreEnterprise partner providing Icinga sales, implementation and support services, particularly in the Austrian and South Tyrol region.
- Sol1coreEnterprise partner providing Icinga implementation and support services, specializing in Australian and New Zealand markets.
- VanToshcoreEnterprise partner providing Icinga sales and support services, specializing in UK and Ireland markets.
- Open-icoreEnterprise partner providing Icinga implementation and support services in the Korean market.
- ArctiqcoreEnterprise partner providing Icinga consulting, implementation and support services, specializing in Canadian and North American markets.
Scale indicators4 records
Recent moves6 records
Expansion highlights6 records
Icinga competitors and assessment
Company assessmentBroad incumbents
- SolarWinds: Established commercial IT monitoring and management vendor (SolarWinds Observability, Hybrid Cloud Observability). Direct competitor in enterprise IT monitoring and is explicitly named in Icinga's comparison content as the per-node incumbent Icinga contrasts against.
- New Relic: Full-stack observability SaaS platform covering infrastructure, APM, logs, and browser monitoring. Comparable enterprise target audience and integration target via OpenTelemetry; competes for the same enterprise monitoring wallet.
- Dynatrace: Enterprise observability and APM platform with automated discovery and AI-driven root cause. Comparable at the enterprise/regulated end of the monitoring market; listed as an OTLPMetricsWriter integration endpoint for Icinga.
- Datadog: Cloud-native observability and monitoring SaaS platform offering metrics, logs, traces, APM, and infrastructure monitoring. Direct integration target for Icinga's OTLPMetricsWriter; competes for enterprise monitoring budget at the high end of the market.
Direct peers
- Nagios: The original open-source monitoring project from which Icinga was forked in 2009. Directly comparable in core functionality (host/service checks, alerting, plugins) and target audience (sysadmins, DevOps engineers), and remains the closest historical and functional competitor.
- Checkmk: Open-source infrastructure and application monitoring (forked from Nagios) sold under a raw edition plus a commercial Enterprise edition. Directly comparable in target customers (mid-market and enterprise IT operations) and open-core business model.
- Grafana Labs: Open-source observability stack (Grafana, Loki, Mimir, Tempo) with a commercial cloud offering. Comparable as an open-source-first observability player; Icinga explicitly integrates with Grafana, Prometheus, and Grafana Mimir.
- Zabbix: Open-source enterprise monitoring platform offering agents, distributed monitoring, and a commercial support offering — the closest direct competitor to Icinga's open-core, distributed, enterprise-monitoring model.
- Paessler (PRTG): Commercial all-in-one monitoring tool historically named alongside Icinga in comparison content. Comparable on infrastructure, network, and application monitoring scope; competes on simplicity and breadth vs. Icinga's open-core, distributed model.
Emerging players
- Prometheus: Open-source metrics and alerting toolkit, now a CNCF graduated project and de facto standard for cloud-native monitoring. Overlaps with Icinga's alerting and metrics functionality in Kubernetes and cloud environments; both Icinga and Prometheus converge on OpenTelemetry export.
Market position
Strengths4 records
Weaknesses5 records
Competitive moat5 records
Key risks6 records
Key highlights6 records
Customer concentration
Icinga social profiles
Digital presenceIcinga financial estimates
Financial estimateRevenue estimate
Valuation estimate
Icinga leadership team
Management profileNumber of profiles
Profiles2 records
Icinga funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Icinga M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Icinga
What does Icinga do?
Icinga provides an open-source infrastructure monitoring platform built around Icinga 2 (a C++ monitoring engine with a zone-based distributed architecture for multi-site deployments) and Icinga Web 2 as the web visualization layer. The platform monitors servers, networks, applications, databases, Kubernetes clusters, VMware environments, and cloud workloads via REST API, custom check plugins, and OpenTelemetry/OTLP metrics export. Revenue is generated through paid annual repository subscriptions for Linux Enterprise distributions (RHEL, SLES), tiered enterprise support contracts, and professional services (consulting, training, certification) sold alongside the free open-source core.
Is Icinga a public or private company?
Icinga is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was Icinga founded?
Icinga was founded in 2009. It employs 11 to 50 people.
Where is Icinga based?
Icinga is headquartered in Nuremberg, Germany, in the Europe region.
How does Icinga make money?
Four revenue lines are on record. Open Source Core Product is the primary driver. The others are repository Subscription for Linux Enterprise, enterprise Support and professional Services.
Who are Icinga's main competitors?
Broad incumbents on record are SolarWinds, New Relic, Dynatrace and Datadog. Direct peers are Nagios, Checkmk, Grafana Labs, Zabbix and Paessler (PRTG). Prometheus is listed as an emerging player.
Does Icinga have an API?
Yes. Icinga 2 provides a REST API that allows users to manage and configure Icinga 2, query the current state of monitored hosts and services, acknowledge problems, schedule downtimes, and manage configuration objects. The API can be used for integration with external tools and automation workflows. The configuration is managed via Icinga Director, config management tools, or plain text within the Icinga DSL. Developer documentation is at icinga.com/docs/icinga-2/latest.
What industry is Icinga in?
Icinga's product category is Infrastructure Monitoring Software. Its primary akta.pro industry code is HDAIAFAI, Network Performance, Visibility & SLA Monitoring (Managed NPM/Observability). Its NAICS code is 513210 and its SIC code is 7372.