Text Processing文本处理
CSV ⇄ JSON ConverterCSV 与 JSON 互转工具
Convert CSV to JSON (first row as header) or a JSON array of objects to CSV, with full RFC 4180 quoting support.CSV 转 JSON(首行为表头),或将 JSON 对象数组转为 CSV,完整支持 RFC 4180 引号规则。
Case & Naming Converter大小写与命名风格转换器
Convert identifiers or sentences between camelCase, PascalCase, snake_case, kebab-case, CONSTANT_CASE and more.标识符或句子在 camelCase、PascalCase、snake_case、kebab-case、常量与标题式之间互转。
Line Organizer (Dedupe · Sort · Clean)文本行整理器(去重 · 排序 · 清理)
Clean up pasted lists in one click: remove duplicates, sort alphabetically or by length, trim whitespace and drop empty lines.一键整理粘贴进来的列表:去除重复行、按字母或长度排序、去除行首尾空白与空行。
Text Extractor (URLs · Emails)文本提取器(网址 · 邮箱)
Pull every URL and email address out of pasted text — logs, chat transcripts, pages of prose — one match per line, duplicates optional.从粘贴的任意文本(日志、聊天记录、长文)中提取全部网址和邮箱地址,每行一条,可选择去重。
JSON Diff (Structural)JSON 结构化对比
Compare two JSON documents structurally: added, removed and changed values listed by path — key order and formatting differences are not noise.结构化比较两个 JSON 文档:按路径列出新增、删除与变更的值——键顺序和格式差异不算噪音。
User-Agent ParserUser-Agent 解析器
Paste any User-Agent string and get browser, version, engine, operating system and device class — with crawler and bot detection.粘贴任意 User-Agent 字符串,解析浏览器、版本、引擎、操作系统与设备类型——并识别爬虫与机器人。
HTML Entity Escape / UnescapeHTML 实体转义工具
Escape text to HTML entities (& < ") or unescape named and numeric entities back to characters.把文本转义为 HTML 实体,或将命名实体与数字实体还原为字符。
Word Counter在线字数统计
Live word, character, sentence and paragraph counts plus reading time.实时统计词数、字符数、句子数、段落数与预估阅读时长。
Character Counter字符计数器
Count characters, letters, digits, spaces, symbols and UTF-8 bytes.实时细分统计字符、字母、数字、空格、符号与 UTF-8 字节数。
Markdown Live Editor & PreviewerMarkdown 实时渲染与预览编辑器
Live split-screen Markdown rendering with GitHub Flavored Markdown (GFM), tables, task lists, code syntax, KaTeX-typeset maths, and HTML export.纯本地双栏实时 Markdown 渲染编辑器,支持 GFM 全语法、LaTeX 公式排版与 HTML 导出。
Markdown Table Auto-Align FormatterMarkdown 表格自动对齐与格式化
Format messy Markdown tables into clean, readable, column-aligned ASCII markdown tables with Unicode-aware auto-fitted widths.自动对齐错乱的 Markdown 表格,支持中文全角与英文字符宽度自适应计算,一键格式化完美矩形网格。
Text Diff文本差异对比
Compare two texts line by line and report added, removed and unchanged lines plus similarity.逐行比较两段文本,给出新增、删除、未变行数与整体相似度。
Roman Numeral Converter罗马数字转换器
Convert between Roman numerals and Arabic numbers (1–3999), with strict validation of non-canonical forms.罗马数字与阿拉伯数字互转(1–3999),严格校验非规范写法。