Open-source alternatives guide · Updated 2026
Compare the best free and open-source alternatives to New Relic — 12 verified projects with explicit catalog relationships. Inspect licenses, GitHub activity, self-hosting signals, and migration fit before you switch.
Official product reference NEW Relic↗Only explicit alternative relationships are shown—never inferred competitor claims.
This guide compares 12 verified open-source alternatives to New Relic, including NetData, ProjectDiscovery, SigNoz, and OpenReplay.
Projects appear across AI & Machine Learning, Security & Privacy, and Data & Analytics. 7 options include a self-hosting signal — see the self-hosted catalog. Ranking follows public GitHub stars and recorded momentum—not vendor marketing. Compare projects side by side, then confirm license fit, migration effort, and operational ownership before adopting any option.
Strongest repository-activity signal: NetData · Jump to ranking · 79.6K stars · self-hostable
Proprietary application performance monitoring platform.
Visit New RelicCompare capabilities, licensing, and ownership model. Stars help with discovery; they are not a security or product-fit guarantee.
Open-source alternative to New Relic
The fastest path to AI-powered full stack observability, even for lean teams.
The fastest path to AI-powered full stack observability, even for lean teams. Review the official repository, license, release activity, and deployment documentation before product
Open-source alternative to New Relic
Nuclei is a fast, customizable vulnerability scanner powered by the global security community and built on a simple YAML-based DSL, enabling collaboration to tackle trending vulnerabilities on the internet. It helps you
Nuclei is a fast, customizable vulnerability scanner powered by the global security community and built on a simple YAML-based DSL, enabling collaboration to tackle trending vulner
Open-source alternative to New Relic
SigNoz is an open-source, OpenTelemetry-native observability platform for your team and their AI agents. Get logs, metrics, and traces in one tool with features like APM, distributed tracing, log management, infra monito
SigNoz is an open-source, OpenTelemetry-native observability platform for your team and their AI agents. Get logs, metrics, and traces in one tool with features like APM, distribut
Open-source alternative to New Relic
Session replay, cobrowsing and product analytics you can self-host. Best for reproducing issues and iterating on your product.
Session replay, cobrowsing and product analytics you can self-host. Best for reproducing issues and iterating on your product. Review the official repository, license, release acti
Open-source alternative to New Relic
highlight.io: The open source, full-stack monitoring platform. Error monitoring, session replay, logging, distributed tracing, and more.
highlight.io: The open source, full-stack monitoring platform. Error monitoring, session replay, logging, distributed tracing, and more. Review the official repository, license, re
Open-source alternative to New Relic
Coroot is an open-source observability and APM tool with AI-powered Root Cause Analysis. It combines metrics, logs, traces, continuous profiling, and SLO-based alerting with predefined dashboards and inspections.
Coroot is an open-source observability and APM tool with AI-powered Root Cause Analysis. It combines metrics, logs, traces, continuous profiling, and SLO-based alerting with predef
Open-source alternative to New Relic
Open-source observability for your GenAI or LLM application, based on OpenTelemetry
Open-source observability for your GenAI or LLM application, based on OpenTelemetry Review the official repository, license, release activity, and deployment documentation before p
Open-source alternative to New Relic
AI observability platform for production LLM and agent systems.
AI observability platform for production LLM and agent systems. Review the official repository, license, release activity, and deployment documentation before production adoption.
Open-source alternative to New Relic
Open source APM: OpenTelemetry traces, metrics, and logs
Open source APM: OpenTelemetry traces, metrics, and logs Review the official repository, license, release activity, and deployment documentation before production adoption.
Open-source alternative to New Relic
The dbt-native data observability solution for data & analytics engineers. Monitor your data pipelines in minutes. Available as self-hosted or cloud service with premium features.
Open-source alternative to New Relic
Icinga is an enterprise-ready open source monitoring and alerting platform that scales across distributed IT environments.
Icinga is an open source monitoring and alerting solution for enterprises that require reliable oversight of availability and performance across servers, networks, applications, an
Open-source alternative to New Relic
Self-hosted Error Tracking
Self-hosted Error Tracking Review the official repository, license, release activity, and deployment documentation before production adoption.
Map must-have capabilitiesList the workflows in New Relic you cannot drop during migration.
Verify the licenseConfirm it fits your use, distribution, and compliance model. Browse license briefs.
Run a proof of conceptTest real data, integrations, clients, and failure modes. Use Compare for side-by-side checks.
Plan ownershipAssess upgrades, backups, support, and an exit path. Read when self-hosting is worth it.
OpenSourceChoice currently lists 12 projects with an explicit alternative relationship to New Relic. Catalog highlights include NetData, ProjectDiscovery, and SigNoz. Rankings follow public GitHub stars and recorded momentum—not paid placement. Match capabilities and license fit to your workflow before adopting any option.
Most catalogued alternatives publish source under OSI or source-available licenses and are free to inspect. Hosting, commercial support, or cloud model APIs may still cost money. Always read the project license for your use case.
7 options in this list carry a self-hosting signal. Confirm the official install guide, backups, upgrades, and hardening steps before production.
Map must-have New Relic workflows, verify license and compliance fit, run a proof of concept with real data and integrations, then plan ownership for upgrades, backups, support, and an exit path.
Narrow the same alternatives by search, license, tags, or self-hosting signals when you need a tighter shortlist.
United StatesGPL-3.0The fastest path to AI-powered full stack observability, even for lean teams.
AI & Machine LearningOpen-source projects grouped in this category for discovery and comparison.#
GoProjects tagged with this topic in the verified catalog.
Github ActionsProjects tagged with this topic in the verified catalog.
JavaScriptProjects tagged with this topic in the verified catalog.
Self-hostedThis project carries a self-hosting or local-deployment signal. Verify the official install guide before production use.AI-nativeThis project includes AI-native capability signals in the catalog metadata.
New RelicProprietary application performance monitoring platform.Nuclei is a fast, customizable vulnerability scanner powered by the global security community and built on a simple YAML-based DSL, enabling collaboration to tackle trending vulnerabilities on the internet. It helps you
Security & PrivacyOpen-source projects grouped in this category for discovery and comparison.#GoProjects tagged with this topic in the verified catalog.Github ActionsProjects tagged with this topic in the verified catalog.JavaScriptProjects tagged with this topic in the verified catalog.Self-hostedThis project carries a self-hosting or local-deployment signal. Verify the official install guide before production use.New RelicProprietary application performance monitoring platform.SigNoz is an open-source, OpenTelemetry-native observability platform for your team and their AI agents. Get logs, metrics, and traces in one tool with features like APM, distributed tracing, log management, infra monito
AI & Machine LearningOpen-source projects grouped in this category for discovery and comparison.#
TypeScriptProjects tagged with this topic in the verified catalog.Github ActionsProjects tagged with this topic in the verified catalog.JavaScriptProjects tagged with this topic in the verified catalog.Self-hostedThis project carries a self-hosting or local-deployment signal. Verify the official install guide before production use.AI-nativeThis project includes AI-native capability signals in the catalog metadata.New RelicProprietary application performance monitoring platform.Session replay, cobrowsing and product analytics you can self-host. Best for reproducing issues and iterating on your product.
Data & AnalyticsOpen-source projects grouped in this category for discovery and comparison.#TypeScriptProjects tagged with this topic in the verified catalog.Github ActionsProjects tagged with this topic in the verified catalog.JavaScriptProjects tagged with this topic in the verified catalog.New RelicProprietary application performance monitoring platform.highlight.io: The open source, full-stack monitoring platform. Error monitoring, session replay, logging, distributed tracing, and more.
InfrastructureOpen-source projects grouped in this category for discovery and comparison.#TypeScriptProjects tagged with this topic in the verified catalog.Github ActionsProjects tagged with this topic in the verified catalog.JavaScriptProjects tagged with this topic in the verified catalog.Self-hostedThis project carries a self-hosting or local-deployment signal. Verify the official install guide before production use.New RelicProprietary application performance monitoring platform.Coroot is an open-source observability and APM tool with AI-powered Root Cause Analysis. It combines metrics, logs, traces, continuous profiling, and SLO-based alerting with predefined dashboards and inspections.
AI & Machine LearningOpen-source projects grouped in this category for discovery and comparison.#GoProjects tagged with this topic in the verified catalog.Github ActionsProjects tagged with this topic in the verified catalog.JavaScriptProjects tagged with this topic in the verified catalog.AI-nativeThis project includes AI-native capability signals in the catalog metadata.New RelicProprietary application performance monitoring platform.Open-source observability for your GenAI or LLM application, based on OpenTelemetry
AI & Machine LearningOpen-source projects grouped in this category for discovery and comparison.#
PythonProjects tagged with this topic in the verified catalog.Github ActionsProjects tagged with this topic in the verified catalog.
NodeJSProjects tagged with this topic in the verified catalog.AI-nativeThis project includes AI-native capability signals in the catalog metadata.New RelicProprietary application performance monitoring platform.AI observability platform for production LLM and agent systems.
AI & Machine LearningOpen-source projects grouped in this category for discovery and comparison.#PythonProjects tagged with this topic in the verified catalog.Github ActionsProjects tagged with this topic in the verified catalog.JavaScriptProjects tagged with this topic in the verified catalog.AI-nativeThis project includes AI-native capability signals in the catalog metadata.New RelicProprietary application performance monitoring platform.Open source APM: OpenTelemetry traces, metrics, and logs
Data & AnalyticsOpen-source projects grouped in this category for discovery and comparison.#GoProjects tagged with this topic in the verified catalog.Github ActionsProjects tagged with this topic in the verified catalog.JavaScriptProjects tagged with this topic in the verified catalog.Self-hostedThis project carries a self-hosting or local-deployment signal. Verify the official install guide before production use.New RelicProprietary application performance monitoring platform.The dbt-native data observability solution for data & analytics engineers. Monitor your data pipelines in minutes. Available as self-hosted or cloud service with premium features.
Data & AnalyticsOpen-source projects grouped in this category for discovery and comparison.#
HTMLProjects tagged with this topic in the verified catalog.Github ActionsProjects tagged with this topic in the verified catalog.DockerProjects tagged with this topic in the verified catalog.Self-hostedThis project carries a self-hosting or local-deployment signal. Verify the official install guide before production use.New RelicProprietary application performance monitoring platform.Icinga is an enterprise-ready open source monitoring and alerting platform that scales across distributed IT environments.
InfrastructureOpen-source projects grouped in this category for discovery and comparison.#
C++Projects tagged with this topic in the verified catalog.Github ActionsProjects tagged with this topic in the verified catalog.
LinuxDocumented runtime or deployment platform for this open-source project.New RelicProprietary application performance monitoring platform.Self-hosted Error Tracking
InfrastructureOpen-source projects grouped in this category for discovery and comparison.#PythonProjects tagged with this topic in the verified catalog.Github ActionsProjects tagged with this topic in the verified catalog.JavaScriptProjects tagged with this topic in the verified catalog.Self-hostedThis project carries a self-hosting or local-deployment signal. Verify the official install guide before production use.New RelicProprietary application performance monitoring platform.
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