Comparison

Mocha vs pytest

No clear leader: pytest (72.7) and Mocha (70.0) are within the 5-point margin; treat as a tie. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

Machine formatsJSONMarkdownGraphQLor send Accept: application/json
Mocha70
pytest73
Score
Vioscale score
Mocha70 / 100low · 43%
pytest73 / 100medium · 67%
Pricing
Free tier
Mocha
pytest
Model
Mochafree
Price level
Mochafree
pytestfree
Transparent
Mocha
pytest
Adoption
Dependent repos
Mocha683,562
pytest283,154
Github stars
Mocha22,905
pytest14,444
Package downloads weekly
Mocha
Stackoverflow questions
Mocha
pytest30,000
Activity
Commits last 30d
Mocha33
pytest100
Release
Cadence days
Mocha4
pytest46
History
pytest20 items
License
Spdx
MochaMIT
pytestMIT
Language
Primary
pytestPython
Market
Availability
Mocha
Content
Faq
Mocha
pytest8 items

Capabilities

Feature-by-feature on the axes that matter for testing tools. “-” means undocumented, not absent.

Core
Test types
Mocha-
pytest-
Browser automation
Mocha-
pytest-
Built-in assertion library
Mocha
pytest
Languages
MochaJavaScript
pytestPython
Isolation
Mocking / stubbing
Mocha-
pytest-
Techniques
Snapshot testing
Mocha-
pytest-
Performance
Parallel execution
Mocha
pytest-
Insight
Code coverage
Mocha-
pytest-
DX
Watch mode
Mocha-
pytest-
Ops
CI integration
Mocha
pytest-

What each one is

The product in its own terms, so the numbers below have context.

Mocha

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

pytest

A testing framework for Python that enables developers to write readable, straightforward test cases while scaling to handle sophisticated functional testing requirements for applications and libraries.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Mocha

FreeFree tier
as of verify ↗

pytest

Open sourceFree tier

Free and open source. Enterprise support available via Tidelift.

  • Community (Open Source)Free
    • Detailed assertion introspection
    • Auto-discovery of test modules
    • Modular fixtures
    • unittest compatibility
    • 1300+ external plugins
  • Enterprise SupportContact sales
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Mocha
pytest
CLI
Mocha
pytest
Deployment
Self-hosted
Mocha
pytest

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.