开发者工具

在线格式化、美化、压缩和验证 JSON 数据。即时错误检测，显示行号。

在线编码和解码 Base64 字符串。支持文本和 URL 安全的 Base64 编码。

在线编码和解码 URL 字符串。支持完整 URL 和组件编码。

解码 JSON Web Token，检查头部、载荷和过期时间。无服务器端处理。

从文本生成 SHA-1、SHA-256、SHA-384 和 SHA-512 哈希值。使用 Web Crypto API。

测试正则表达式，支持实时高亮、匹配详情和捕获组提取。

Generate UUID v4, v1, and v7 identifiers. Bulk generation, copy to clipboard, and optional hyphen removal.

Build cron expressions with a visual editor. See human-readable descriptions and the next 5 scheduled run times.

Generate strong, random passwords with configurable length, character sets, and strength indicator.

Compare two blocks of text side by side. See added, removed, and unchanged lines with color highlighting.

Format, validate, and convert YAML. Beautify YAML, convert between YAML and JSON, and catch syntax errors.

Convert CSV data to JSON with custom delimiters and header row detection. Copy the output with one click.

Generate time-based one-time passwords from a Base32 secret key. Live countdown timer and Web Crypto API powered.