终极零服务器 Web 工具箱
集合海量纯前端实用工具。极速、隐私优先、且 100% 免费。
PDF Merger
Combine multiple PDF documents into a single file locally.
YouTube Thumbnail Grabber
Extract high-resolution thumbnails from any YouTube video instantly.
EXIF Privacy Scrubber
Strip GPS location and camera data from your photos before sharing.
QR Code Generator
Generate scannable QR codes for URLs and text instantly.
Secure Password Generator
Generate cryptographically secure passwords up to 128 characters.
Base64 Encoder/Decoder
Instantly encode text to Base64 or decode Base64 strings.
JWT Decoder
Decode JSON Web Tokens securely offline in your browser.
URL Encoder/Decoder
Safely encode URLs for transmission or decode query parameters.
Bulk UUID Generator
Generate up to 1,000 cryptographically secure v4 UUIDs.
JSON Formatter
Beautify, format, and validate raw JSON strings offline.
Color Converter
Instantly translate colors between HEX, RGB, and HSL formats.
Word & Character Counter
Real-time text statistics for writers and SEO professionals.
Case Converter
Transform text between UPPERCASE, lowercase, camelCase, etc.
Lorem Ipsum Generator
Generate placeholder text for mockups and web designs.
SVG 转 PNG
完全本地将矢量 SVG 转换为高分辨率 PNG。
Hash 生成器
本地极速生成 MD5、SHA-256 和 SHA-512 哈希值。
Markdown 转 HTML
完全在浏览器中实时预览并转换 Markdown 为 HTML。
CSS 压缩/格式化
一键压缩或美化 CSS 代码，优化网页加载速度。
Unix 时间戳转换
在 Unix 时间戳和可读日期时间之间进行本地实时双向转换。
URL 参数解析器
将复杂的 URL 拆解为可读的组件，并提取 Query 参数。
XML 格式化/压缩
在浏览器本地格式化、美化或压缩 XML 与 SOAP 数据。
HTML 实体转换
快速将特殊字符转义为 HTML 实体，或从实体解码为纯文本。
CSS 渐变生成器
可视化设计漂亮的线性与径向渐变，一键复制 CSS 代码。