タイムスタンプコンバータ

開発者向けの高速で最新のタイムスタンプ変換ユーティリティ

<b>Timestamp Converter — Instant Date & Time Toolkit for Developers</b> Convert any date, time, or Unix timestamp with zero network requests. All processing happens locally in your browser. <b>⚡ Smart Converter</b> Paste almost anything — Unix seconds, Unix milliseconds, ISO 8601, RFC 2822, SQL datetimes, natural language ("now", "yesterday", "next Friday"), or regional formats. Instant detection with confidence indicators. <b>🌍 Multi-Timezone Preview</b> See your converted time across multiple global cities at a glance. Select any timezone for quick side-by-side comparison. <b>⏱️ Live Clock</b> Real-time Unix timestamp, UTC, and local time with pause/resume. Essential for logging, debugging, and API development. <b>📋 Batch Processing</b> Paste up to 2,000 lines of mixed timestamps. Convert all at once, optionally remove duplicates, skip blank lines, and export to JSON, CSV, or plain text. <b>🛠️ Developer Presets</b> Copy ready-to-use code snippets for JavaScript, Python, SQL, and more. <b>🎨 Format Studio</b> Build custom date patterns with live preview, or use Intl.DateTimeFormat styles (full, long, medium, short). Includes a full token reference. <b>📐 Utilities</b> • <b>Time Difference</b> calculator between two dates • <b>Timestamp Generator</b> (now, start/end of day/month/year, random) • <b>Epoch Explorer</b> with live Year 2038 countdown <b>🌐 133 Languages — Full i18n & RTL</b> Complete internationalization with right-to-left support for Arabic, Hebrew, Persian, Urdu, and more. <b>🌙 Accessible Design</b> Dark and light themes, keyboard shortcuts, high-contrast mode, and reduced-motion support. <b>🔒 Privacy First</b> No accounts. No analytics. No external servers. Your data never leaves your device. Clipboard access is optional, permission-based, and session-only. <b>Keyboard Shortcuts</b> • Ctrl + Enter — Convert • Esc — Clear • Ctrl + Shift + C — Copy All <b>Permissions</b> • <b>Clipboard Read/Write</b> — Optional auto-detect on open and copying results • <b>Storage</b> — Saves language and theme preferences locally