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A powerful JSON tool with advanced Excel export. Format, compress, and convert JSON to Excel with custom column mapping. gexcel 是一款功能强大的 JSON 在线处理与 Excel 导出工具，以 Chrome 扩展的形式运行，无需安装任何软件，打开即用。 ### 核心功能 JSON 编辑与处理 - 基于 Monaco Editor（VS Code 同款编辑器）的专业 JSON 编辑器，支持语法高亮、代码折叠、错误提示 - 一键格式化 / 压缩 / 转义 / 去转义 - 实时 JSON 语法校验，格式错误即时提醒 - 右侧交互式树状结构视图，直观查看 JSON 层级 - 支持左右/上下分屏布局切换，可自由拖拽调整面板大小 - 亮色/暗色主题切换 - 一键下载 JSON 文件 JSON 转 Excel 导出 - 深度解析复杂嵌套 JSON 结构，自动展开数组为多行数据 - 智能合并数组中所有对象的 Key（不只看第一条数据） - 可视化字段选择面板，树状缩进显示，支持父子节点级联勾选 - 自定义 Excel 表头名称，随心映射字段名 - 拖拽调整字段顺序，整组拖拽不打散 - 填充/不填充模式：控制父级字段是否在每行重复显示 - 大整数自动转文本，避免 Excel 科学计数法显示 - 纯前端导出，数据不上传，保护隐私 ### 适用场景 - 后端接口调试，快速格式化查看 JSON 响应 - 将 API 返回的 JSON 数据批量转为 Excel 报表 - 日志分析，把 JSON 格式日志转为表格便于筛选 - 数据清洗，从复杂嵌套 JSON 中提取所需字段 ### 隐私说明 gexcel 完全在本地浏览器运行，不收集、不上传任何用户数据。零权限申请，安心使用。 --- ## English Description gexcel is a powerful JSON processing and Excel export tool that runs as a Chrome extension — no software installation required, open and use instantly. ### Key Features JSON Editing & Processing - Professional JSON editor powered by Monaco Editor (same as VS Code) with syntax highlighting, code folding, and error hints - One-click format / compress / escape / unescape - Real-time JSON validation with instant error feedback - Interactive tree view for intuitive JSON structure exploration - Switchable side-by-side or top-bottom split layout with resizable panels - Light / Dark theme toggle - One-click JSON file download JSON to Excel Export - Deep parsing of complex nested JSON structures, automatically expanding arrays into multiple rows - Intelligently merges all keys across array elements (not just the first item) - Visual field selection panel with tree-style indentation and parent-child cascading checkboxes - Custom Excel header names — freely rename columns during export - Drag-and-drop field reordering with group-aware movement - Fill / No-fill mode: control whether parent-level values repeat on every row - Large integers auto-converted to text to prevent Excel scientific notation - 100% client-side export — your data never leaves your browser ### Use Cases - API debugging: quickly format and inspect JSON responses - Data reporting: convert API JSON responses into Excel spreadsheets in bulk - Log analysis: transform JSON-formatted logs into filterable tables - Data extraction: pick specific fields from deeply nested JSON structures ### Privacy gexcel runs entirely in your local browser. No data is collected or uploaded. Zero permissions required.