分类
协议、编码、版本与开发调试工具。
先从一个明确的浏览器工具开始；完整分类列表保留在下方，方便继续处理。
Decode URL/Base64 payloads, normalize JSON, and inspect timestamps from one debugging workspace.
Convert signed integers between bases 2, 8, 10, 16, 32, and 36 without precision loss.
解码 JWT 的 header 和 payload，查看声明、过期时间和签名结构。
Compare, sort, normalize, and bump SemVer versions with correct prerelease precedence.
Test regular expressions with live match highlighting and capture group table.
Parse CRON expressions, describe them in plain language, and preview the next 10 runs.
Paste a base version plus two edits and see conflicts, one-sided changes, and auto-merge candidates.
