Comparison

Jasmine vs RSpec

On the evidence we track, Jasmine leads this comparison with a composite score of 65/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.
★Jasmine65
RSpec56
Score
vioscaleAI score
Jasmine65 / 100medium · 70%
RSpec56 / 100low · 33%
Pricing
Free tier
Jasmine✓
RSpec✓
Model
Price level
Jasminefree
RSpecfree
Transparent
Jasmine✓
RSpec✓
Reliability
Status page
Jasmine–
RSpec✓
Adoption
Dependent repos
Jasmine846,026
RSpec398,836
Github stars
Jasmine15,812
RSpec118
Package downloads weekly
Jasmine1,167,594
RSpec–
Activity
Commits last 30d
Jasmine5
RSpec16
Release
Cadence days
Jasmine13
RSpec–
History
Jasmine20 items
RSpec–
License
Spdx
JasmineMIT
RSpecMIT
Language
Primary
JasmineJavaScript
RSpecRuby
Content
Faq
Jasmine4 items
RSpec4 items

Capabilities

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

Core
Test types
Jasmine-
RSpec-
Browser automation
Jasmine✗
RSpec-
Built-in assertion library
Jasmine✓
RSpec✓
Languages
JasmineJavaScript, TypeScript
RSpecRuby
Isolation
Mocking / stubbing
Jasmine✓
RSpec✓
Techniques
Snapshot testing
Jasmine-
RSpec-
Performance
Parallel execution
Jasmine✓
RSpec-
Insight
Code coverage
Jasmine-
RSpec-
DX
Watch mode
Jasmine-
RSpec-
Ops
CI integration
Jasmine-
RSpec✓

What each one is

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

Jasmine

Leader

A JavaScript testing framework designed to run test suites in both browser and Node.js environments

Independently observed

RSpec

An open-source testing framework for Ruby providing a syntax for writing and running specifications with built-in support for assertions and test doubles.

Independently observed

Pricing

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

Jasmine

Leader
Open sourceFree tier

Free and open source

as of verify ↗

RSpec

Open source
as of verify ↗

Platform & deployment

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

Platforms
Web
Jasmine✓
RSpec✗
CLI
Jasmine✓
RSpec✓
Still deciding?

Jasmine or RSpec: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

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