FusionReactor Observability & APM

Installation

Downloads

Quick Start for Java

Observability Agent

Ingesting Logs

System Requirements

Configure

On-Premise Quickstart

Cloud Quickstart

Application Naming

Tagging Metrics

Building Dashboards

Setting up Alerts

Troubleshoot

Performance Issues

Stability / Crashes

Debugging

Blog / Info

Customers

Video Reviews

Reviews

Success Stories

About Us

Company

Careers

Contact

Contact support

News

Two Game-Changing Features Now Available to All FusionReactor Cloud Users

We have exciting news for the FusionReactor community: as of January 12, 2026, Anomaly Detection and Custom Dashboards are now available to all FusionReactor Cloud users across every plan tier. These powerful observability capabilities, previously exclusive to higher-tier plans, are … Read More

From “Black Box” to “Big Green Button”: A 20-Year Journey with FusionReactor

An Interview with David Tattersall, CEO of Intergral – makers of FusionReactor It began with a performance crisis: a high-stakes customer project running on ColdFusion, which, when it failed, gave engineers zero visibility into the cause. That challenge led co-founders … Read More

The Big Green Button:

20 Years of FusionReactor — From Survival Tool to AI-Powered Observability By Darren Pywell, CTO of FusionReactor It started with a wall. Specifically, the wall between my office and a key customer’s team. Every time their critical ColdFusion application froze, … Read More

Reimagining Server Monitoring in FusionReactor Cloud

Get ready to experience monitoring like never before! The latest features in FusionReactor Agent 2025.2 are transforming how you interact with your application data in FusionReactor Cloud. This release isn’t just an update; it’s a complete redesign of your diagnostic workflow, blending real-time … Read More

20 Years of Growth with FusionReactor

Beyond the Code: 20 Years of Growth with FusionReactor’s Greg Spencer

As FusionReactor celebrates its 20th anniversary, we’re taking a moment to look back at the journey through the eyes of one of its longest-serving members, Greg Spencer. Having joined back in August 1999, Greg’s tenure spans the company’s entire evolution … Read More

FusionReactor 2025.2 Released: Master Observability and Accelerate Troubleshooting with AI

FusionReactor has unleashed the FR 2025.2 release – an upgrade that goes far beyond routine security patches and bug fixes. This is a feature-packed, future-ready milestone that elevates every part of your observability experience. With deeper OTel integration, a modernized … Read More

FusionReactor Turns 20: Two Decades of Innovation, Team Spirit, and Never Giving Up

This December marks an extraordinary milestone: FusionReactor celebrates 20 years of revolutionizing application performance monitoring. What began in 2005 as a troubleshooting tool has evolved into a comprehensive observability platform trusted by organizations worldwide. But the real story isn’t just … Read More

Newsletter March 2025

FusionReactor News March 2025

FusionReactor 2025 Has Arrived! We’re excited to announce the release of FusionReactor 2025! This major update brings comprehensive monitoring for ColdFusion applications and more, with day-one compatibility for Adobe ColdFusion 2025, Lucee 6.2, and Java 21 support. Key highlights include: … Read More

future of apm

FusionReactor 2025: New Features and Hidden Gems

Upcoming Webinar We’re excited to announce our upcoming webinar, which will showcase the latest innovations in FusionReactor’s observability platform. Join our Customer Success Manager, Graeme Smith, for an in-depth exploration of some of the new features available in FusionReactor. Register … Read More

Deep Dive into DeepSake’s Privacy and Security Concerns

The meteoric rise of DeepSeek, China’s viral AI chatbot, has escalated from a market disruption to a potential national security concern. The White House press secretary Karoline Leavitt has confirmed that the National Security Council is “looking into what [the … Read More