# Apache Tomcat

- **Canonical URI:** https://www.vioscale.ai/software/apache-tomcat
- **Category:** Web Servers
- **Homepage:** https://tomcat.apache.org
- **Also known as:** apache-tomcat
- **Profile claimed by vendor:** no
- **Last updated:** 2026-08-26T19:56:48.677Z

## Vioscale score

**45.9 / 100**, confidence 18% (low). Computed 2026-09-01.

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

| Signal | Score | Weight | Contribution | Evidence present |
|---|--:|--:|--:|:--:|
| price_level | 100 | 0.052 | 5.2 | ✓ |
| reliability | 0 | 0.073 | 0 | - |
| capabilities | 0 | 0.084 | 0 | - |
| repo_stars | 43.2 | 0.026 | 1.1 | ✓ |
| integrations | 22.4 | 0.09355555555555557 | 2.1 | ✓ |
| dependent_projects | 0 | 0.063 | 0 | - |
| dev_activity | 9.5 | 0.094 | 0.9 | ✓ |
| release_cadence | 0 | 0.052 | 0 | - |
| security_posture | 5 | 0.073 | 0 | - |
| package_downloads | 0 | 0.136 | 0 | - |
| security_score | 0 | 0.042 | 0 | - |
| pricing_transparency | 80 | 0.084 | 6.7 | ✓ |
| community_qa_activity | 0 | 0.063 | 0 | - |

## Pricing

_As of 2026-08-19, [verify at source](https://tomcat.apache.org). Independently observed._

Open source · Free tier

| Plan | Price | Free | Commitment |
|---|---|:--:|---|
| Open Source | Free | ✓ | - |

### Open Source

Full-featured servlet container available under the Apache License 2.0

- Complete source code
- All versions supported by community

## About

A free, community-driven servlet container that executes Java-based web applications. Powers large-scale, mission-critical applications across industries.

_Independently observed._

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

## Integrations (5)

_Independently observed._

- Apache HTTP Server (mod_jk)
- Microsoft IIS (ISAPI redirector)
- Jetty
- JBoss
- NSAPI redirector

## 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 | commercial | [link](https://tomcat.apache.org) | 2026-08-26 | 40% (low) |
| pricing.free_tier | yes | [link](https://tomcat.apache.org) | 2026-08-19 | 60% (medium) |
| pricing.price_level | free | [link](https://tomcat.apache.org) | 2026-08-19 | 60% (medium) |
| pricing.transparent | yes | [link](https://tomcat.apache.org) | 2026-08-19 | 60% (medium) |

### integrations

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| integrations.count | 5 | [link](https://tomcat.apache.org) | 2026-08-19 | 60% (medium) |

### security

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| security.disclosure_policy | yes | [link](https://tomcat.apache.org) | 2026-08-19 | 60% (medium) |

### license

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| license.spdx | Apache-2.0 | [link](https://github.com/apache/tomcat-jakartaee-migration) | 2026-08-26 | 95% (high) |

### activity

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| activity.commits_last_30d | 1 | [link](https://github.com/apache/tomcat-jakartaee-migration/pulse) | 2026-08-26 | 65% (medium) |

### adoption

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| adoption.github_stars | 194 | [link](https://github.com/apache/tomcat-jakartaee-migration) | 2026-08-26 | 90% (high) |

### language

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| language.primary | Java | [link](https://github.com/apache/tomcat-jakartaee-migration) | 2026-08-26 | 90% (high) |

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