# Mocha

- **Canonical URI:** https://www.vioscale.ai/software/mocha
- **Category:** Testing Tools
- **Homepage:** https://mochajs.org
- **Also known as:** mocha
- **Profile claimed by vendor:** no
- **Last updated:** 2026-08-26T18:59:58.544Z

## Vioscale score

**70 / 100**, confidence 43% (low). Computed 2026-09-01.

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

| Signal | Score | Weight | Contribution | Evidence present |
|---|--:|--:|--:|:--:|
| capabilities | 45.8 | 0.08288888888888889 | 3.8 | ✓ |
| repo_stars | 82.2 | 0.033 | 2.7 | ✓ |
| integrations | 0 | 0.053 | 0 | - |
| dependent_projects | 97.2 | 0.08 | 7.8 | ✓ |
| dev_activity | 48.2 | 0.12 | 5.8 | ✓ |
| release_cadence | 97.8 | 0.067 | 6.6 | ✓ |
| security_posture | 0 | 0.087 | 0 | - |
| package_downloads | 0 | 0.173 | 0 | - |
| security_score | 73 | 0.053 | 3.9 | ✓ |
| community_qa_activity | 0 | 0.08 | 0 | - |

## Pricing

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

Free · Free tier

## About

A JavaScript test framework that runs on Node.js and in browser environments. It provides flexible test execution with serial runs for accurate error mapping and reporting.

_Independently observed._

## Platform & deployment

- **Platforms:** CLI, Web

## Capabilities

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

| Capability | Supported |
|---|:--:|
| **Core** | |
| Test types | - |
| Browser automation | - |
| Built-in assertion library | ✓ |
| **Isolation** | |
| Mocking / stubbing | - |
| **Techniques** | |
| Snapshot testing | - |
| **Performance** | |
| Parallel execution | ✗ |
| **Insight** | |
| Code coverage | - |
| **DX** | |
| Watch mode | - |
| **Ops** | |
| CI integration | ✓ |
| **Core** | |
| Languages | JavaScript |

## Release history

| Version | Date | Type |
|---|---|---|
| [v12.0.0-rc.6](https://github.com/mochajs/mocha/releases/tag/v12.0.0-rc.6) | 2026-08-09 | prerelease |
| [v11.8.0](https://github.com/mochajs/mocha/releases/tag/v11.8.0) | 2026-08-02 | stable |
| [v12.0.0-rc.5](https://github.com/mochajs/mocha/releases/tag/v12.0.0-rc.5) | 2026-07-23 | prerelease |
| [v12.0.0-rc.4](https://github.com/mochajs/mocha/releases/tag/v12.0.0-rc.4) | 2026-07-23 | prerelease |
| [v12.0.0-rc.3](https://github.com/mochajs/mocha/releases/tag/v12.0.0-rc.3) | 2026-07-23 | prerelease |
| [v12.0.0-rc.2](https://github.com/mochajs/mocha/releases/tag/v12.0.0-rc.2) | 2026-07-21 | prerelease |
| [v12.0.0-rc.1](https://github.com/mochajs/mocha/releases/tag/v12.0.0-rc.1) | 2026-06-20 | prerelease |
| [v11.7.7](https://github.com/mochajs/mocha/releases/tag/v11.7.7) | 2026-06-14 | stable |
| [v12.0.0-beta-9.6](https://github.com/mochajs/mocha/releases/tag/v12.0.0-beta-9.6) | 2026-06-11 | prerelease |
| [v12.0.0-beta-9.5](https://github.com/mochajs/mocha/releases/tag/v12.0.0-beta-9.5) | 2026-06-06 | prerelease |
| [v11.7.6](https://github.com/mochajs/mocha/releases/tag/v11.7.6) | 2026-05-18 | stable |
| [v12.0.0-beta-9.4](https://github.com/mochajs/mocha/releases/tag/v12.0.0-beta-9.4) | 2026-05-16 | prerelease |
| [v12.0.0-alpha-issue-5899.4](https://github.com/mochajs/mocha/releases/tag/v12.0.0-alpha-issue-5899.4) | 2026-05-02 | prerelease |
| [v12.0.0-alpha-issue-5899.3](https://github.com/mochajs/mocha/releases/tag/v12.0.0-alpha-issue-5899.3) | 2026-05-02 | prerelease |
| [v12.0.0-alpha-issue-5899.2](https://github.com/mochajs/mocha/releases/tag/v12.0.0-alpha-issue-5899.2) | 2026-05-02 | prerelease |

_… and 5 earlier release(s)._

## Security & compliance


Known vulnerabilities: 0 (0 in the last 12 months) ([source](https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=mocha&per_page=100)). A count reflects scale and disclosure, not quality.

## 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.free_tier | yes | [link](https://mochajs.org) | 2026-08-03 | 60% (medium) |
| pricing.model | free | [link](https://mochajs.org) | 2026-08-03 | 60% (medium) |
| pricing.price_level | free | [link](https://mochajs.org) | 2026-08-03 | 60% (medium) |
| pricing.transparent | yes | [link](https://mochajs.org) | 2026-08-03 | 60% (medium) |

### activity

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| activity.commits_last_30d | 33 | [link](https://github.com/mochajs/mocha/pulse) | 2026-08-18 | 65% (medium) |

### adoption

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| adoption.github_stars | 22,905 | [link](https://github.com/mochajs/mocha) | 2026-08-26 | 90% (high) |
| adoption.dependent_repos | 683,562 | [link](https://packages.ecosyste.ms/api/v1/packages/lookup?repository_url=https%3A%2F%2Fgithub.com%2Fmochajs%2Fmocha) | 2026-08-26 | 85% (high) |

### language

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| language.primary | JavaScript | [link](https://github.com/mochajs/mocha) | 2026-08-26 | 90% (high) |

### license

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| license.spdx | MIT | [link](https://github.com/mochajs/mocha) | 2026-08-26 | 95% (high) |

### release

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| release.cadence_days | 4 | [link](https://github.com/mochajs/mocha/releases) | 2026-08-26 | 70% (medium) |

### security

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| security.scorecard | 7.3 | [link](https://api.securityscorecards.dev/projects/github.com/mochajs/mocha) | 2026-08-26 | 90% (high) |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=mocha&per_page=100","last_12m":0,"max_severity":null}` | [link](https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=mocha&per_page=100) | 2026-08-26 | 90% (high) |

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