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Overview

Product Information on Open XDR Platform

Updated 13th October 2025

What is Open XDR Platform?

Open XDR Platform is a software developed by Stellar Cyber designed to unify security operations by integrating various security tools and sources into a single interface. The software facilitates threat detection, investigation, and response by correlating data from endpoints, networks, cloud environments, and other security data streams. It automates workflows and consolidates alerts to reduce information silos and enhance analysis efficiency. The software aims to address challenges in managing multiple cybersecurity solutions and enables security teams to gain centralized visibility, streamline case management, and accelerate incident response within complex IT infrastructures.

Open XDR Platform Pricing

The Open XDR Platform software uses a subscription-based pricing model, charging according to the number of assets, endpoints or data volume ingested for detection and response capabilities. The software offers tiered packages with different features, and customers can select plans based on organizational needs and scale. Additional modules and services may be available for purchase to enhance platform functionality.

Overall experience with Open XDR Platform

Engineering Manager
3B - 10B USD, IT Services
FAVORABLE

“Unified Visibility Enhances Monitoring While Dashboard Depth Could Be Expanded”

5.0
Feb 12, 2026
This text serves as a placeholder and does not reflect the user’s review responses or opinions. This text serves as a placeholder and does not reflect the user’s review responses or opinions. This text serves as a placeholder and does not reflect the user’s review responses or opinions.
IT Security & Risk Management Associate
<50M USD, IT Services
CRITICAL

“Steep Learning Curve and UI Challenges Impact StellarCyber Open XDR Experience”

2.0
Feb 17, 2026
This text serves as a placeholder and does not reflect the user’s review responses or opinions. This text serves as a placeholder and does not reflect the user’s review responses or opinions. This text serves as a placeholder and does not reflect the user’s review responses or opinions.

Key Insights

A Snapshot of What Matters - Based on Validated User Reviews

Peer Discussions

Recommended Gartner Insights

  • Magic Quadrant for Network Detection and Response

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Logo of Open XDR Platform

Open XDR Platform

byStellar Cyber
in
4.7
Market Presence: Network Detection and Response, Security Information and Event Management

About Company

Company Description

Updated 8th February 2025

Stellar Cyber is a Silicon Valley-based organization specializing in providing a comprehensive and integrated Open XDR platform dedicated to simplifying security processes. The platform's prime focus is to aid lean security teams of varying skills in fortifying their environment securely. By utilizing Stellar Cyber's platform, organizations can minimize risk through early and accurate detection and remediation of threats. Moreover, the platform allows for reduction in costs and enhancement of analyst productivity, featuring significant improvements in mean time to detect (MTTD) and mean time to recover (MTTR).

Company Details

Updated 26th February 2025
Company type
Private
Year Founded
2017
Head office location
San Jose, United States
Number of employees
51 - 200
Website
https://stellarcyber.ai/

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User Sentiment About Open XDR Platform
Reviewer Insights for: Open XDR Platform
Deciding Factors: Open XDR Platform Vs. Market Average
Performance of Open XDR Platform Across Market Features

Open XDR Platform Likes & Dislikes

Like

What stands out most about Stellar Cyber is how well it brings together data from different security tools into a single, easytouse interface. Instead of juggling multiple dashboards, alerts, and log sources, everything is consolidated in a way that makes sense for daytoday security operations. I especially appreciate how quickly the platform turns raw data into something analysts can act on. The event correlation and guided investigation views make it much easier to understand the context behind alerts without having to reverseengineer the story yourself. This saves a lot of time during triage and reduces the backandforth normally required in a SOC. Another aspect I like is the balance between automation and analyst control. Automated detection helps surface issues early, but the platform still gives you the freedom to dig deeper and validate findings instead of forcing a blackbox approach. It feels like a tool designed to support analysts rather than replace them. Overall, the best part of Stellar Cyber is how much it simplifies the workflow. It reduces noise, connects the dots between different systems, and makes investigations feel more structured and efficient.

Like

What stands out most about Stellar Cyber is how well it brings together data from different security tools into a single, easytouse interface. Instead of juggling multiple dashboards, alerts, and log sources, everything is consolidated in a way that makes sense for daytoday security operations. I especially appreciate how quickly the platform turns raw data into something analysts can act on. The event correlation and guided investigation views make it much easier to understand the context behind alerts without having to reverseengineer the story yourself. This saves a lot of time during triage and reduces the backandforth normally required in a SOC. Another aspect I like is the balance between automation and analyst control. Automated detection helps surface issues early, but the platform still gives you the freedom to dig deeper and validate findings instead of forcing a blackbox approach. It feels like a tool designed to support analysts rather than replace them. Overall, the best part of Stellar Cyber is how much it simplifies the workflow. It reduces noise, connects the dots between different systems, and makes investigations feel more structured and efficient.

Like

What stands out most about Stellar Cyber is how well it brings together data from different security tools into a single, easytouse interface. Instead of juggling multiple dashboards, alerts, and log sources, everything is consolidated in a way that makes sense for daytoday security operations. I especially appreciate how quickly the platform turns raw data into something analysts can act on. The event correlation and guided investigation views make it much easier to understand the context behind alerts without having to reverseengineer the story yourself. This saves a lot of time during triage and reduces the backandforth normally required in a SOC. Another aspect I like is the balance between automation and analyst control. Automated detection helps surface issues early, but the platform still gives you the freedom to dig deeper and validate findings instead of forcing a blackbox approach. It feels like a tool designed to support analysts rather than replace them. Overall, the best part of Stellar Cyber is how much it simplifies the workflow. It reduces noise, connects the dots between different systems, and makes investigations feel more structured and efficient.

Dislike

The user interface is extremely unfriendly to work with. For example, in the threat hunting view, the way to choose the date and time contains a slider for hours and minutes which is a poor choice of time selection. Then there are a number of little UI nuances like if you auto-size all the columns in a table (threat hunting, alerts, and cases) then switch to the next page it will reset your column sizes. The correlation engine doesn't always create a reliable case in terms of related telemetry. You might get a case for a Windows event log that contains a process creation for an abnormal parent/child process but then in the same case a DNS query to a website that hasn't been visited in over 300 days which are both completely unrelated. There are many limitations on how to search for telemetry in the system. For example, if you're trying to search for the network traffic surrounding a process you will have to be mindful of what indices you're looking at. If you select more than one indice while reviewing logs ie. traffic, windows logs, firewall logs etc. You will be limited to the last 24 hours. This is also the same when trying to compare the traffic that is being created by certain processes. What this means is that anything that requires multiple indices to investigate past 24 hours is going to take you significantly longer to correlate it together. When it comes to abnormal parent and child processes, there is no way for the Stellar system to track the storyline of process lineage. Your alert might have an abnormal parent of notepad.exe spawning a child process notepad.exe and the only way to find out the true parent is by searching potentially hundreds of logs manually just to find out that werfault.exe was the true parent that triggered the alert.

Dislike

The user interface is extremely unfriendly to work with. For example, in the threat hunting view, the way to choose the date and time contains a slider for hours and minutes which is a poor choice of time selection. Then there are a number of little UI nuances like if you auto-size all the columns in a table (threat hunting, alerts, and cases) then switch to the next page it will reset your column sizes. The correlation engine doesn't always create a reliable case in terms of related telemetry. You might get a case for a Windows event log that contains a process creation for an abnormal parent/child process but then in the same case a DNS query to a website that hasn't been visited in over 300 days which are both completely unrelated. There are many limitations on how to search for telemetry in the system. For example, if you're trying to search for the network traffic surrounding a process you will have to be mindful of what indices you're looking at. If you select more than one indice while reviewing logs ie. traffic, windows logs, firewall logs etc. You will be limited to the last 24 hours. This is also the same when trying to compare the traffic that is being created by certain processes. What this means is that anything that requires multiple indices to investigate past 24 hours is going to take you significantly longer to correlate it together. When it comes to abnormal parent and child processes, there is no way for the Stellar system to track the storyline of process lineage. Your alert might have an abnormal parent of notepad.exe spawning a child process notepad.exe and the only way to find out the true parent is by searching potentially hundreds of logs manually just to find out that werfault.exe was the true parent that triggered the alert.

Dislike

The user interface is extremely unfriendly to work with. For example, in the threat hunting view, the way to choose the date and time contains a slider for hours and minutes which is a poor choice of time selection. Then there are a number of little UI nuances like if you auto-size all the columns in a table (threat hunting, alerts, and cases) then switch to the next page it will reset your column sizes. The correlation engine doesn't always create a reliable case in terms of related telemetry. You might get a case for a Windows event log that contains a process creation for an abnormal parent/child process but then in the same case a DNS query to a website that hasn't been visited in over 300 days which are both completely unrelated. There are many limitations on how to search for telemetry in the system. For example, if you're trying to search for the network traffic surrounding a process you will have to be mindful of what indices you're looking at. If you select more than one indice while reviewing logs ie. traffic, windows logs, firewall logs etc. You will be limited to the last 24 hours. This is also the same when trying to compare the traffic that is being created by certain processes. What this means is that anything that requires multiple indices to investigate past 24 hours is going to take you significantly longer to correlate it together. When it comes to abnormal parent and child processes, there is no way for the Stellar system to track the storyline of process lineage. Your alert might have an abnormal parent of notepad.exe spawning a child process notepad.exe and the only way to find out the true parent is by searching potentially hundreds of logs manually just to find out that werfault.exe was the true parent that triggered the alert.

Open XDR Platform Reviews and Ratings

4.7

(297 Ratings)

Rating Distribution

5 Star
74%
4 Star
24%
3 Star
2%
2 Star
0%
1 Star
0%
Why ratings and reviews count differ?
  • Engineering Manager
    1B-10B USD
    IT Services
    Review Source

    Unified Visibility Enhances Monitoring While Dashboard Depth Could Be Expanded

    5.0
    Feb 12, 2026
    My experience with the Stellar Cyber Open XDR platform has been largely positive, especially in terms of visibility and operational efficiency. One of the strongest aspects is how quickly it centralizes data from different security tools without requiring heavy customization. The platform’s ability to normalize logs and correlate events across diverse sources feels polished, and it noticeably reduces the time spent jumping between dashboards. The interface strikes a practical balance between simplicity and depth. Analysts can pivot from high-level incident overviews to granular data with just a few clicks, which makes investigations feel more fluid. The built‑in detections and machine‑learning‑driven insights aren’t overly noisy, and tuning them is straightforward compared to many SIEM or SOAR tools. Performance-wise, the platform handles large data volumes well, and the timeline views speed up triage. The automated response capabilities are helpful, though they still benefit from occasional fine‑tuning depending on the environment and integrations in use. Integrating third‑party tools is generally smooth, but some connectors require extra setup depending on how customized the environment is. Overall, Stellar Cyber delivers a strong “single pane of glass” experience for security operations teams. It’s particularly useful if you're trying to consolidate tools, improve detection visibility, or streamline investigations without going through a massive SIEM overhaul. The platform feels mature, analyst‑friendly, and thoughtfully designed for real-world SOC workflows.
  • Engineering Manager
    1B-10B USD
    IT Services
    Review Source

    Unified Visibility Enhances Monitoring While Dashboard Depth Could Be Expanded

    5.0
    Feb 12, 2026
    My experience with the Stellar Cyber Open XDR platform has been largely positive, especially in terms of visibility and operational efficiency. One of the strongest aspects is how quickly it centralizes data from different security tools without requiring heavy customization. The platform’s ability to normalize logs and correlate events across diverse sources feels polished, and it noticeably reduces the time spent jumping between dashboards. The interface strikes a practical balance between simplicity and depth. Analysts can pivot from high-level incident overviews to granular data with just a few clicks, which makes investigations feel more fluid. The built‑in detections and machine‑learning‑driven insights aren’t overly noisy, and tuning them is straightforward compared to many SIEM or SOAR tools. Performance-wise, the platform handles large data volumes well, and the timeline views speed up triage. The automated response capabilities are helpful, though they still benefit from occasional fine‑tuning depending on the environment and integrations in use. Integrating third‑party tools is generally smooth, but some connectors require extra setup depending on how customized the environment is. Overall, Stellar Cyber delivers a strong “single pane of glass” experience for security operations teams. It’s particularly useful if you're trying to consolidate tools, improve detection visibility, or streamline investigations without going through a massive SIEM overhaul. The platform feels mature, analyst‑friendly, and thoughtfully designed for real-world SOC workflows.
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