# ActiveMQ

> Flexible & Powerful Open Source Multi-Protocol Messaging

- **Canonical URI:** https://www.vioscale.ai/software/activemq
- **Category:** Message Queues
- **Homepage:** https://activemq.apache.org/
- **Also known as:** activemq
- **Profile claimed by vendor:** no
- **Last updated:** 2026-08-03T22:34:44.997Z

## Vioscale score

**55.6 / 100**, confidence 12% (low).

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

| Signal | Score | Weight | Contribution | Evidence present |
|---|--:|--:|--:|:--:|
| price_level | 100 | 8 | 800 | ✓ |
| reliability | 0 | 30 | 0 | - |
| capabilities | 57.8 | 12 | 693.8 | ✓ |
| github_stars | 63.9 | 5 | 319.6 | ✓ |
| integrations | 0 | 16 | 0 | - |
| github_activity | 52.3 | 18 | 942.3 | ✓ |
| release_cadence | 0 | 10 | 0 | - |
| security_posture | 0 | 22 | 0 | - |
| package_downloads | 0 | 26 | 0 | - |
| pricing_transparency | 25 | 12 | 300 | ✓ |
| stackoverflow_activity | 0 | 12 | 0 | - |

## Pricing

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

Open source · Free tier

## About

Apache ActiveMQ is an open source, multi-protocol, Java-based message broker supporting JMS, AMQP, STOMP, and MQTT protocols with clients available for JavaScript, C, C++, Python, .NET, and other languages.

_Independently observed._

## Platform & deployment
- **Deployment:** On-premise, Self-hosted

## Capabilities

_The capabilities that matter for Message Queues. "-" = undocumented, not absent._

| Capability | Supported |
|---|:--:|
| **Core** | |
| Messaging paradigm | Queue |
| **Correctness** | |
| Delivery guarantee | At-least-once |
| Ordering guarantee | Per-key |
| **Durability** | |
| Durable replayable log | ✓ |
| Message replay / rewind | ✓ |
| **Interop** | |
| Wire protocol | AMQP, STOMP, MQTT, JMS |
| Kafka-protocol compatible | ✗ |
| **Scale** | |
| Partitioned horizontal scaling | ✓ |
| **Consumption** | |
| Consumer groups / competing consumers | - |
| Dead-letter queue | - |
| **Scale** | |
| Geo / cross-region replication | - |
| **Deployment** | |
| Managed cloud offering exists | ✗ |
| Hosting | Self-hosted only |
| **Processing** | |
| Built-in stream processing | - |

## Facts

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

### activity

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| activity.commits_last_30d | 45 | [link](https://github.com/apache/activemq/pulse) | 2026-08-03 | 65% (medium) |

### adoption

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| adoption.github_stars | 2,447 | [link](https://github.com/apache/activemq) | 2026-08-03 | 90% (high) |

### language

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| language.primary | Java | [link](https://github.com/apache/activemq) | 2026-08-03 | 90% (high) |

### license

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| license.spdx | Apache-2.0 | [link](https://github.com/apache/activemq) | 2026-08-03 | 95% (high) |

### pricing

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| pricing.free_tier | yes | [link](https://activemq.apache.org/) | 2026-08-03 | 60% (medium) |
| pricing.model | commercial | [link](https://activemq.apache.org/) | 2026-08-03 | 40% (low) |
| pricing.price_level | free | [link](https://activemq.apache.org/) | 2026-08-03 | 60% (medium) |

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