# Glowroot

> Open source Java APM

- **Canonical URI:** https://www.vioscale.ai/software/glowroot
- **Category:** APM Tools
- **Homepage:** https://glowroot.org
- **Also known as:** glowroot
- **Profile claimed by vendor:** no
- **Last updated:** 2026-08-03T13:26:27.683Z

## Vioscale score

**67.1 / 100**, confidence 2% (low).

Composite of weighted, independently-sourced signals (no user reviews, no vendor payment).

| Signal | Score | Weight | Contribution | Evidence present |
|---|--:|--:|--:|:--:|
| capabilities | 67.1 | 12 | 805.4 | ✓ |
| github_stars | 0 | 5 | 0 | - |
| integrations | 0 | 16 | 0 | - |
| github_activity | 0 | 18 | 0 | - |
| release_cadence | 0 | 10 | 0 | - |
| security_posture | 0 | 22 | 0 | - |
| package_downloads | 0 | 26 | 0 | - |
| stackoverflow_activity | 0 | 12 | 0 | - |

## Pricing

_As of 2026-08-03, [verify at source](https://glowroot.org). Independently observed._

Open source

## About

Glowroot is an easy-to-use, low-overhead Java APM that helps developers identify and resolve application performance issues with minimal performance impact.

_Independently observed._

## Platform & deployment
- **Deployment:** Self-hosted

## Capabilities

_The capabilities that matter for APM Tools. "-" = undocumented, not absent._

| Capability | Supported |
|---|:--:|
| **Instrumentation** | |
| Auto-instrumentation | ✓ |
| Distributed tracing | ✓ |
| **Insight** | |
| Service map | ✓ |
| Code / continuous profiling | ✓ |
| Database monitoring | - |
| Error analytics | - |
| Real-user monitoring | - |
| **Intelligence** | |
| Anomaly / root-cause AI | - |
| **Standards** | |
| OpenTelemetry support | - |
| **Core** | |
| Language agents | Java |
| **Deployment** | |
| Hosting | Self-hosted only |
| **Insight** | |
| SLO / error-budget tracking | - |

## Facts

Every value below carries its source and our confidence. Facts are re-crawled on a freshness schedule.

### pricing

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| pricing.model | open_source | [link](https://glowroot.org) | 2026-08-03 | 60% (medium) |
| pricing.price_level | free | [link](https://glowroot.org) | 2026-08-03 | 60% (medium) |
| pricing.transparent | yes | [link](https://glowroot.org) | 2026-08-03 | 60% (medium) |

### reliability

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| reliability.status_page | yes | [link](https://glowroot.org/status) | 2026-08-03 | 60% (medium) |

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*Source: Vioscale (https://www.vioscale.ai/software/glowroot). Independent, evidence-based software intelligence. Cite the canonical URI.*