Anomalib suits developers building anomaly detection workflows for images or videos, including those who need training, benchmarking, and inference tools.
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Best Anomaly Detection Software 2026
Unusual patterns can matter in logs, metrics, transactions, or other monitored data, so anomaly detection tools differ in what they watch and how they flag changes. Compared on detection method, real-time detection, supported data, and anomaly explanations, the entries give you several angles for assessing how a tool may fit your monitoring work. Data retention and deployment options add operational context; free-plan availability and paid-from pricing help you weigh access and cost. OpenSearch, Metaplane, and ObservabilityOS are among the named options to examine. Start with the data you need to monitor, then consider whether the listed detection and explanation details match how you investigate anomalies.
02
PyOD
PyOD suits Python users in academic research or commercial products who need anomaly detection across varied data types.
WindowsMacLinux+2 Record4.9 Visit
03
Soda
Soda is aimed at data engineers, data producers and consumers, governance teams, and platform teams.
WebLinuxAPI+1 Record4.9 Visit
04
ManageEngine NetFlow Analyzer
NetFlow Analyzer may suit organizations that monitor bandwidth, application traffic, and communication between network endpoints.
AndroidiPhone & iPadWeb+2 Record4.8 Visit
05
OpenSearch
OpenSearch suits teams building search, observability, or security analytics applications, particularly those that need flexible deployment or want to modify and embed…
WebWindowsMac+3 Record4.8 Visit
6
ObservabilityOS
WebAPISelf-hosted $29 a month Record4.7 Visit ObservabilityOS suits teams that need log collection, anomaly detection and incident coordination.
7
PySAD
WindowsMacLinux Free plan Record4.7 Visit PySAD suits Python users building online anomaly-detection workflows for streaming univariate or multivariate data.
8
Metaplane
WebAPI Free plan Record4.5 Visit Metaplane may suit teams that want to monitor data quality across connected warehouses and analytics tools.
9
OpenUBA
WebAPISelf-hosted Free plan Record4.3 Visit OpenUBA suits security analysts who want an open-source, self-hosted framework and visibility into how models work.
10
Axomaly
WebAPI Free plan Record4.2 Visit Axomaly suits teams that want to monitor business, operational, or application time-series metrics and use detection responses in existing workflows.
12
Progress Flowmon
WebLinuxAPI+1 — Record4.2 Visit Flowmon suits organizations that need traffic-based threat detection, network visibility, and performance troubleshooting.
13
ExtraHop RevealX
WebLinuxAPI+1 — Record4.0 Visit RevealX suits enterprise organizations and security or IT teams investigating threats and network performance.
14
Vectra AI Identity Threat Detection and Response
WebAPI — Record4.0 Visit ITDR is intended for security teams, security architects, security analysts, SOCs, and IAM teams.
15
Corelight Open NDR
WebLinuxAPI+1 — Record3.9 Visit Corelight Open NDR is intended for large enterprises and government agencies managing network and cloud security operations.
16
Darktrace / EMAIL
WebAPI — Record3.7 Visit It is intended for security teams protecting organizations against email and collaboration threats while reducing SOC investigations.
17
Securonix UEBA
Web — Record3.6 Visit Securonix UEBA suits enterprise security teams focused on investigating insider threats and advanced cyber threats.
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