Developer Tools

Chronometer

Stopwatch with lap tracking, split times, and millisecond precision

00:00:00.00

Chronometer: Stopwatch with lap tracking, split times, and millisecond precision Runs entirely in your browser — paste your input, get instant output, nothing is uploaded.

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Test semver ranges, compare versions, and explore version range syntax

Git Command Builder

Interactive git command constructor with 40+ operations and explanations

🔒 This tool runs entirely in your browser. No data is sent to any server.