Devkitr

Semantic Version Bumper

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Bump major, minor, or patch versions with semver validation and changelog template generation.

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Understanding Developer Utilities

Semantic versioning (SemVer) is the universal standard for communicating the nature and scope of changes in a software release. A MAJOR bump signals breaking changes that require consumer action. A MINOR bump adds new backwards-compatible functionality. A PATCH bump fixes bugs without adding features. Getting the bump type wrong misdirects consumers — a breaking change released as a patch leaves projects broken without warning. A version bumper with explanations helps teams apply SemVer correctly every time.

Enter your current semver version string and select the bump type (major, minor, patch, or pre-release). The tool validates the input, calculates the new version, explains what changes qualify for each bump type, and generates a changelog entry template ready to paste into CHANGELOG.md or release notes. Handles pre-release identifiers (alpha, beta, rc) and build metadata.

The Devkitr Semantic Version Bumper validates your current version string, calculates the next version for each bump type, explains the rules, and generates a changelog entry template ready to paste into CHANGELOG.md.

In a typical development workflow, Semantic Version Bumper becomes valuable whenever you need to bump major, minor, or patch versions with semver validation and changelog template generation. Whether you are working on a personal side project, maintaining production applications for a company, or collaborating with a distributed team across time zones, having a reliable browser-based generation tool eliminates the need to install desktop software, write one-off scripts, or send data to third-party services that may log or retain your information. Since Semantic Version Bumper processes everything locally on your device, your data stays private and your workflow stays uninterrupted — open a browser tab, paste your input, get your result.

Key Features

SemVer Validation

Validates the input version string against the SemVer 2.0 specification and reports parsing errors immediately.

All Bump Types

Calculates the next major, minor, patch, and pre-release (alpha, beta, rc) versions simultaneously for comparison.

Update Explanations

Each bump type shows a plain-English explanation of when it applies — helps teams choose the right bump type with confidence.

Changelog Template

Generates a CHANGELOG.md entry template with the new version, date, and sections for Added, Changed, Fixed, and Removed.

How to Use Semantic Version Bumper

1

Enter Current Version

Type your current version string (e.g., 2.4.1, 1.0.0-beta.3). The tool validates it instantly.

2

Select Bump Type

Choose the appropriate bump type: major (breaking changes), minor (new features), or patch (bug fixes).

3

Get Next Version

See the calculated next version and copy it for use in package.json, git tags, or release scripts.

4

Copy Changelog Entry

Copy the generated changelog template and fill in the specific changes for this release.

Use Cases

Release Planning

Verify the correct version bump before creating a release tag — prevents accidentally releasing breaking changes as a minor version.

Changelog Generation

Get a pre-formatted CHANGELOG.md entry with today's date and the correct new version ready to fill in.

Team SemVer Education

Show team members the explanation of each bump type to build consensus on what constitutes a breaking change vs a feature vs a fix.

Pre-release management

Track alpha → beta → RC → stable progression by bumping pre-release identifiers without touching the main version number.

Pro Tips

Reset minor and patch to 0 on a major bump (2.4.1 → 3.0.0). Reset patch to 0 on a minor bump (2.4.1 → 2.5.0). The tool handles this automatically.

Use pre-release versions (-alpha.1, -beta.1, -rc.1) for software that is ready for testing but not stable enough for production use.

Add a CHANGELOG.md entry for every release, no matter how small. Future maintainers (including yourself) will thank you.

Common Pitfalls

Releasing a breaking change as a minor version to avoid scaring consumers with a major bump

Fix: Major version bumps exist to warn consumers of breaking changes. Hiding breaking changes in minor releases destroys consumer trust and breaks dependents silently.

Frequently Asked Questions

QWhat is semantic versioning?

SemVer uses a MAJOR.MINOR.PATCH format. Increment MAJOR for breaking changes, MINOR for new features, and PATCH for backwards-compatible bug fixes.

QDoes it support pre-release versions?

Yes. You can add pre-release identifiers like -alpha.1, -beta.2, or -rc.1 and increment them independently.

QWhat is a breaking change?

Any change that removes or modifies public API contracts, changes default behavior, or requires consumers to modify their code to upgrade.

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