PureMark

什么是 PureMark？

8 browser-based developer tools. No signup, no install, nothing leaves your browser. - Annotate: arrows, text, shapes, blur on screenshots - JSON Formatter: auto-format via clipboard - Diff Checker: side-by-side/unified - Base64 / URL Encoder-Decoder - Timestamp Converter - JWT Decoder - Chrome Extension: auto-detect formats Everything runs locally. Privacy is the architecture.