Semver Range Calculator
Free Semver Tool

Visualize Semver RangesInstantly

Enter any semver range like ^1.2.3, ~2.0.0, or >=1.0.0 <2.0.0 and instantly see which versions match. Human-readable explanations, version grid, and a built-in version tester.

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Visual Version Grid

See a color-coded grid of versions from 0.0.1 to 5.x — green for matches, gray for non-matches. Instantly understand the scope of any range.

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Plain-English Explanations

Caret (^), tilde (~), hyphen ranges, x-ranges — each explained in plain English so you always know exactly what versions your range allows.

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Version Tester

Enter any specific version to instantly check if it satisfies your range. Great for debugging dependency issues in package.json.

Semver Range Calculator

Enter a range, explore the version grid, and test individual versions.

Caret — allows any version ≥ 1.2.3 and < 2.0.0. Minor and patch upgrades are allowed; major version is locked.

Preset examples

9 matchesmin: 1.2.3max: 1.4.3

Version Grid

MatchesNo match

0.0.x

0.0.10.0.20.0.30.0.40.0.5

0.1.x

0.1.00.1.10.1.20.1.3

0.2.x

0.2.00.2.10.2.20.2.3

0.3.x

0.3.00.3.10.3.20.3.3

0.4.x

0.4.00.4.10.4.20.4.3

0.5.x

0.5.00.5.10.5.20.5.3

1.0.x

1.0.01.0.11.0.21.0.3

1.1.x

1.1.01.1.11.1.21.1.3

1.2.x

1.2.01.2.11.2.21.2.3min

1.3.x

1.3.01.3.11.3.21.3.3

1.4.x

1.4.01.4.11.4.21.4.3max

2.0.x

2.0.02.0.12.0.22.0.3

2.1.x

2.1.02.1.12.1.22.1.3

2.2.x

2.2.02.2.12.2.22.2.3

2.3.x

2.3.02.3.12.3.22.3.3

2.4.x

2.4.02.4.12.4.22.4.3

3.0.x

3.0.03.0.13.0.23.0.3

3.1.x

3.1.03.1.13.1.23.1.3

3.2.x

3.2.03.2.13.2.23.2.3

3.3.x

3.3.03.3.13.3.23.3.3

3.4.x

3.4.03.4.13.4.23.4.3

4.0.x

4.0.04.0.14.0.24.0.3

4.1.x

4.1.04.1.14.1.24.1.3

4.2.x

4.2.04.2.14.2.24.2.3

4.3.x

4.3.04.3.14.3.24.3.3

4.4.x

4.4.04.4.14.4.24.4.3

5.0.x

5.0.05.0.15.0.25.0.3

5.1.x

5.1.05.1.15.1.25.1.3

5.2.x

5.2.05.2.15.2.25.2.3

5.3.x

5.3.05.3.15.3.25.3.3

5.4.x

5.4.05.4.15.4.25.4.3

Version Tester

Enter a specific version to check if it satisfies the range above.

Frequently Asked Questions

Everything you need to know about Semver Range Calculator.