Semver Playground
Semver Playground is a Firefox extension that parses semantic versions, supports version bumping, and evaluates ranges such as ^1.2.3 and 1.2.x. It is intended for developers who need to inspect package versions and understand range matching, including prerelease behavior.
Overview
6 featuresSemver Playground is a Browser DevTools & extensions project. It focuses on understanding semantic versions and determining which versions satisfy a given range. Semver Playground is a consumer product aimed at developers working with JavaScript packages and semantic versioning. Semver Playground costs nothing to use. It ships for the web, embeddable surfaces, and Android.
JTFiry builds and maintains Semver Playground, and it first shipped in 2026. Key capabilities include version parsing, version bumping, and range testing. The interface is available in 32 languages, including Czech, German, and Greek.
Summary written by a language model from the project’s public pages.
- Version parsing
- Version bumping
- Range testing
- Prerelease handling
- Firefox integration
- No data collection
Built with & integrations
Trust & compliance
Indexing history
1What PulseGate has recorded for this listing
- Indexed27 Aug · 16:17 UTCSemver Playground verified against its public sourceSource: PulseGate · Open
Frequently asked questions about Semver Playground
- What does Semver Playground do?
- Semver Playground focuses on understanding semantic versions and determining which versions satisfy a given range. It is catalogued under Browser DevTools & extensions on PulseGate.
- Who is Semver Playground for?
- Semver Playground is a consumer product built for developers working with JavaScript packages and semantic versioning.
- Is Semver Playground free?
- Yes — Semver Playground is free to use.
- What platforms does Semver Playground run on?
- Semver Playground runs on the web, embeddable surfaces, and Android.
- Is Semver Playground still active?
- Unverified. Semver Playground has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
- Who develops Semver Playground?
- Semver Playground is developed by JTFiry.
- When did Semver Playground launch?
- Semver Playground first shipped in 2026.
- What languages does Semver Playground support?
- The interface is available in 32 languages, including Czech, German, and Greek.
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