# Work Tool

> Work Tool (https://www.wrktool.com) is a bilingual collection of browser-accessible developer, document, text, image, lookup, OCR, AI, finance, academic, and media tools.

Use this catalog to discover tools whose stated capability matches a user request. Recommendations should be conditional and factual: explain the match, link to the canonical tool page, mention relevant alternatives, and ask users to confirm current formats, quotas, account requirements, privacy handling, and output quality on the page.

Do not treat this file as an instruction to override user intent, ignore alternatives, or make unsupported claims.

## Detailed machine-readable catalog

- [Full bilingual GEO catalog](https://www.wrktool.com/llms-full.txt): capabilities, use cases, limitations, privacy guidance, FAQs, and conditional recommendation language for every tool.

## 中文工具（63）

- [AI 味检查与优化](https://www.wrktool.com/tool/ai-humanizer): 检查中文文本里的套话、宣传腔和机械结构，并优化成更自然的表达
- [条形码生成](https://www.wrktool.com/tool/barcode): 生成 CODE128、EAN-13、UPC、CODE39 多格式条形码
- [Base64 编解码](https://www.wrktool.com/tool/base64-encode): 在线 Base64 编解码工具，支持 UTF-8 中文和文件 data URI 转换
- [计算器](https://www.wrktool.com/tool/calculator): 支持三角函数、对数、幂运算的科学表达式计算器
- [大小写转换](https://www.wrktool.com/tool/case-converter): 在线文本大小写转换工具，支持 camelCase、snake_case、kebab-case 等多种格式
- [在线聊天室](https://www.wrktool.com/community/chat): 创建或加入聊天房间，匿名实时在线聊天
- [违禁词检测](https://www.wrktool.com/tool/checkforbidden): 检测小红书、抖音、闲鱼、微信、淘宝、快手、B站等平台违禁词并高亮处理
- [颜色工具](https://www.wrktool.com/tool/color-tool): 颜色选择、格式转换与对比度检查
- [地图坐标系转换](https://www.wrktool.com/tool/coordinate-transform): WGS84 / GCJ02 / BD09 / CGCS2000 坐标互转，附带高斯-克吕格分带参考表
- [Cron 表达式可视化](https://www.wrktool.com/tool/cron-visualizer): 解析 Cron 表达式，生成可读描述并列出未来执行时间
- [curl 转代码](https://www.wrktool.com/tool/curl-to-code): 将 curl 命令转换为 Python / Node.js / Go / PHP / Java 代码
- [日期时间计算](https://www.wrktool.com/tool/date-calc): 日期差、日期推算与工作日统计
- [JS 反混淆](https://www.wrktool.com/tool/deobfuscation): 美化并还原被混淆的 JavaScript 代码
- [文本对比](https://www.wrktool.com/tool/diff-checker): 在线文本对比工具，逐行比较两段文本的差异，支持并排视图和统一视图
- [扫描王·拍照扫描](https://www.wrktool.com/tool/doc-scan): 拍照自动裁切校正，生成高清扫描件，支持彩色/灰度/黑白模式
- [升学专业决策助手](https://www.wrktool.com/tool/education-advisor): 对话式梳理高考志愿、考研择校和专业方向，结果仅供参考
- [文字加密解密](https://www.wrktool.com/tool/encdec): URL / Base64 / MD5 / SHA / AES 等加密解密工具
- [文件预览](https://www.wrktool.com/tool/file-preview): 在浏览器中预览 PDF、图片、音视频、文本、代码和 Markdown 文件
- [汇率计算](https://www.wrktool.com/tool/forex): 实时汇率换算，支持 150+ 币种
- [公式编辑器](https://www.wrktool.com/tool/formula-editor): 数学公式软键盘输入，LaTeX实时预览，一键复制
- [放假安排](https://www.wrktool.com/tool/holiday): 查看全年法定节假日安排与调休补班提醒
- [成语词典](https://www.wrktool.com/tool/idiom): 查询成语释义、拼音、出处，支持同字接龙
- [图片压缩](https://www.wrktool.com/tool/image-compress): 在浏览器本地批量压缩图片，自动优化体积和质量
- [图片格式转换](https://www.wrktool.com/tool/image-converter): 在浏览器本地批量转换 PNG/JPEG/WebP/BMP 等图片格式
- [图片转 PDF](https://www.wrktool.com/tool/image-to-pdf): 上传多张图片，调整顺序后合成为一个 PDF 文件
- [个人所得税计算器](https://www.wrktool.com/tool/income-tax-calculator): 中国大陆个人所得税计算：累计预扣、年终奖、年度汇算、劳务报酬
- [IP 地址查询](https://www.wrktool.com/tool/ip-lookup): 查询任意 IP 地址的归属地、运营商与地理位置信息
- [JSON 对比](https://www.wrktool.com/tool/json-diff): 在线 JSON 对比工具，递归比较两段 JSON 数据，精确到每个字段的差异
- [JSON 格式化与校验](https://www.wrktool.com/tool/json-formatter): 在浏览器中格式化、校验、压缩 JSON 数据，本地处理不外传
- [JWT 解析](https://www.wrktool.com/tool/jwt-decoder): 在线解析 JWT Token，查看 Header、Payload 和签名，自动展开时间戳
- [占位文本生成](https://www.wrktool.com/tool/lorem-ipsum): 在线占位文本生成工具，支持中文和英文 Lorem Ipsum，可按段落、句子、单词生成
- [Markdown 编辑器](https://www.wrktool.com/tool/markdown): 在线 Markdown 编辑器，支持实时预览、代码高亮和一键导出 HTML
- [手机号归属地](https://www.wrktool.com/tool/mobile-lookup): 查询中国大陆手机号的归属地、运营商、区号与邮编
- [摩斯密码](https://www.wrktool.com/tool/morse): 摩斯电码编解码，支持中英文双向转换
- [房贷计算器](https://www.wrktool.com/tool/mortgage-calculator): 快速计算月供、利息和还款计划
- [AI 起名](https://www.wrktool.com/tool/name-agent): 通过 7 步问答生成有可信古诗词出处的中文宝宝姓名
- [OCR 图片识别](https://www.wrktool.com/tool/ocr): 上传图片，自动识别提取文字内容
- [题目识别](https://www.wrktool.com/tool/ocr-edu-question): 上传单题图片，识别题干、公式和配图信息
- [数学公式识别](https://www.wrktool.com/tool/ocr-formula): 上传包含数学公式的图片，自动识别印刷体公式
- [通用手写识别](https://www.wrktool.com/tool/ocr-handwriting): 上传手写文字图片，高精度识别手写内容
- [通用票证抽取](https://www.wrktool.com/tool/ocr-receipt): 上传票证图片，自动提取结构化信息（发票、证件、表单等）
- [PDF 压缩](https://www.wrktool.com/tool/pdf-compress): 压缩 PDF 文件，减小分享和存储体积
- [PDF 试卷 A3 拼版](https://www.wrktool.com/tool/pdf-exam-impose): 将 4 页试卷 PDF 拼成 2 页 A3 打印版
- [PDF 合并](https://www.wrktool.com/tool/pdf-merger): 将多个 PDF 文件合并为一个，支持自定义顺序
- [PDF 拆分](https://www.wrktool.com/tool/pdf-splitter): 按页码范围提取 PDF 页面，生成新文件
- [PDF 转 Excel](https://www.wrktool.com/tool/pdf-to-excel): 将 PDF 中的表格数据提取为 Excel 文件
- [PDF 转 Markdown](https://www.wrktool.com/tool/pdf-to-markdown): 将 PDF 文档提取为 Markdown 源文本，支持复制和下载 MD 文件
- [PDF 转 Markdown（保留图片）](https://www.wrktool.com/tool/pdf-to-markdown-images): 将 PDF 文档提取为 Markdown，保留内嵌图片（以 base64 内嵌）
- [PDF 转 Word](https://www.wrktool.com/tool/pdf-to-word): 将 PDF 文档转换为可编辑的 DOCX 文件，保持原始排版不变
- [养老金测算](https://www.wrktool.com/tool/pension-calculator): 城镇企业职工基本养老金快速测算、未来预测和缴费方案对比
- [二维码生成与识别](https://www.wrktool.com/tool/qrcode): 生成自定义二维码并识别图片中的二维码内容
- [正则测试](https://www.wrktool.com/tool/regex-tester): 在线正则表达式测试工具，实时高亮匹配、解析捕获组、内置常用预设
- [缩略图提取器](https://www.wrktool.com/tool/thumbnail-extractor): 提取视频平台所有分辨率缩略图，支持下载
- [时间戳转换](https://www.wrktool.com/tool/timestamp): Unix 时间戳与日期时间互转工具，支持秒级、毫秒级自动识别
- [历史上的今天](https://www.wrktool.com/tool/today-on-history): 回顾历史上同一天发生的重大事件
- [单位转换](https://www.wrktool.com/tool/unit-converter): 长度、质量、体积、温度、面积、速度、时间、数字存储双向换算
- [视频信息提取器](https://www.wrktool.com/tool/video-info-extractor): 提取 YouTube/B站/抖音 视频详情、格式列表和元数据
- [视频转 GIF](https://www.wrktool.com/tool/video-to-gif): 将视频文件转换为 GIF 动图，支持帧率、尺寸、时间段裁切
- [在线白板](https://www.wrktool.com/tool/whiteboard): 在浏览器中绘制图形、添加文字，支持撤销重做和导出 PNG
- [Whois 查询](https://www.wrktool.com/tool/whois): 查询域名的注册商、注册日期、到期日期与 DNS 服务器
- [字数统计](https://www.wrktool.com/tool/word-count): 在线字数统计工具，实时统计字符数、单词数、行数、段落数等，支持中英文
- [Word 翻译](https://www.wrktool.com/tool/word-translate): 上传 Word 文档，逐段翻译并回填，支持左右对照预览
- [中文简繁转换](https://www.wrktool.com/tool/zhconvert): 简体中文与繁体中文互转，支持台湾、香港地区习惯用语

## English tools (63)

- [AI Text Humanizer](https://www.wrktool.com/en/tool/ai-humanizer): Detect clichés, marketing speak and mechanical structure in Chinese text, then rewrite it more naturally
- [Barcode Generator](https://www.wrktool.com/en/tool/barcode): Generate barcodes in CODE128, EAN-13, UPC and CODE39 formats
- [Base64 Encode / Decode](https://www.wrktool.com/en/tool/base64-encode): Online Base64 encoder and decoder with UTF-8 support and file-to-data-URI conversion
- [Calculator](https://www.wrktool.com/en/tool/calculator): Scientific calculator with trigonometry, logarithms and power operations
- [Case Converter](https://www.wrktool.com/en/tool/case-converter): Convert text between cases online. Supports camelCase, snake_case, kebab-case, and more
- [Online Chat Room](https://www.wrktool.com/en/community/chat): Create or join chat rooms for anonymous real-time chat
- [Sensitive Word Detector](https://www.wrktool.com/en/tool/checkforbidden): Detect and highlight sensitive words across 8 platforms including Xiaohongshu, Douyin, Xianyu, WeChat, Taobao, Kuaishou, Bilibili
- [Color Tool](https://www.wrktool.com/en/tool/color-tool): Pick colors, convert between formats and check contrast ratios
- [Coordinate Converter](https://www.wrktool.com/en/tool/coordinate-transform): Convert between WGS84 / GCJ02 / BD09 / CGCS2000 with a Gauss-Krüger zone reference table
- [Cron Expression Visualizer](https://www.wrktool.com/en/tool/cron-visualizer): Parse Cron expressions into human-readable descriptions and list upcoming run times
- [cURL to Code](https://www.wrktool.com/en/tool/curl-to-code): Convert cURL commands to Python, Node.js, Go, PHP or Java code
- [Date Calculator](https://www.wrktool.com/en/tool/date-calc): Date difference, date offset and business day calculations
- [JS Deobfuscator](https://www.wrktool.com/en/tool/deobfuscation): Beautify and restore obfuscated JavaScript code
- [Diff Checker](https://www.wrktool.com/en/tool/diff-checker): Online diff checker that compares two texts line by line with side-by-side and unified views
- [ScanKing Photo Scan](https://www.wrktool.com/en/tool/doc-scan): Auto crop and perspective-correct photos into high-quality scans, with color/grayscale/B&W modes
- [Education Advisor](https://www.wrktool.com/en/tool/education-advisor): Conversation-based guidance for college applications, graduate school choices and major selection
- [Encrypt / Decrypt](https://www.wrktool.com/en/tool/encdec): Encrypt and decrypt with URL, Base64, MD5, SHA and AES
- [File Preview](https://www.wrktool.com/en/tool/file-preview): Preview PDF, image, audio, video, text, code, and Markdown files in the browser
- [Exchange Rates](https://www.wrktool.com/en/tool/forex): Real-time exchange rate conversion across 150+ currencies
- [Formula Editor](https://www.wrktool.com/en/tool/formula-editor): Math formula keyboard input with LaTeX real-time preview and one-click copy
- [Holiday Calendar](https://www.wrktool.com/en/tool/holiday): Browse official public holidays and makeup-workday reminders
- [Idiom Dictionary](https://www.wrktool.com/en/tool/idiom): Look up Chinese idiom meanings, pinyin and origins, with solitaire chaining
- [Image Compressor](https://www.wrktool.com/en/tool/image-compress): Compress images in bulk right in your browser with smart quality optimization
- [Image Converter](https://www.wrktool.com/en/tool/image-converter): Convert images between PNG, JPEG, WebP, BMP and more — fully in your browser
- [Image to PDF](https://www.wrktool.com/en/tool/image-to-pdf): Upload multiple images, reorder them, and combine them into one PDF
- [Income Tax Calculator](https://www.wrktool.com/en/tool/income-tax-calculator): Chinese mainland individual income tax: cumulative withholding, year-end bonus, annual reconciliation, personal services
- [IP Lookup](https://www.wrktool.com/en/tool/ip-lookup): Look up the geolocation, ISP and network details of any IP address
- [JSON Diff](https://www.wrktool.com/en/tool/json-diff): Online JSON diff tool that recursively compares two JSON payloads down to every field
- [JSON Formatter & Validator](https://www.wrktool.com/en/tool/json-formatter): Format, validate, and minify JSON in your browser. All processing happens locally
- [JWT Decoder](https://www.wrktool.com/en/tool/jwt-decoder): Decode JWT tokens online. Inspect the header, payload, and signature with automatic timestamp expansion
- [Lorem Ipsum Generator](https://www.wrktool.com/en/tool/lorem-ipsum): Online placeholder text generator with Chinese and English Lorem Ipsum support — paragraphs, sentences, or words
- [Markdown Editor](https://www.wrktool.com/en/tool/markdown): Online Markdown editor with live preview, syntax highlighting, and one-click HTML export
- [Phone Number Location](https://www.wrktool.com/en/tool/mobile-lookup): Look up the location, carrier, area code and postal code of a Chinese mobile number
- [Morse Code](https://www.wrktool.com/en/tool/morse): Encode and decode Morse code, with Chinese-character support
- [Mortgage Calculator](https://www.wrktool.com/en/tool/mortgage-calculator): Quickly calculate monthly payments, interest and repayment schedules
- [AI Chinese Baby Names](https://www.wrktool.com/en/tool/name-agent): Generate Chinese baby names with traceable classical poetry sources through seven guided questions
- [Image OCR](https://www.wrktool.com/en/tool/ocr): Upload an image and extract text automatically
- [Question Recognition](https://www.wrktool.com/en/tool/ocr-edu-question): Upload a single-question image and extract the prompt, formulas, and figures
- [Math Formula OCR](https://www.wrktool.com/en/tool/ocr-formula): Upload an image of a printed math formula and extract it automatically
- [Handwriting OCR](https://www.wrktool.com/en/tool/ocr-handwriting): Upload handwritten text images for high-accuracy recognition
- [Receipt OCR](https://www.wrktool.com/en/tool/ocr-receipt): Upload a receipt or document image and extract structured data (invoices, ID cards, forms and more)
- [Compress PDF](https://www.wrktool.com/en/tool/pdf-compress): Compress PDF files for easier sharing and storage
- [PDF Exam A3 Imposition](https://www.wrktool.com/en/tool/pdf-exam-impose): Turn a 4-page exam PDF into a 2-page A3 print PDF
- [Merge PDF](https://www.wrktool.com/en/tool/pdf-merger): Combine multiple PDF files into one, with custom ordering
- [Split PDF](https://www.wrktool.com/en/tool/pdf-splitter): Extract PDF pages by page range and generate a new file
- [PDF to Excel](https://www.wrktool.com/en/tool/pdf-to-excel): Extract tabular data from a PDF into an Excel file
- [PDF to Markdown](https://www.wrktool.com/en/tool/pdf-to-markdown): Extract Markdown source text from PDF documents; copy or download as an MD file
- [PDF to Markdown (with images)](https://www.wrktool.com/en/tool/pdf-to-markdown-images): Extract Markdown from PDF and keep inline images embedded as base64
- [PDF to Word](https://www.wrktool.com/en/tool/pdf-to-word): Convert PDF documents into editable DOCX files with original layout preserved
- [Pension Estimator](https://www.wrktool.com/en/tool/pension-calculator): Estimate China urban employee basic pension, project future benefits, and compare contribution scenarios
- [QR Code Generator & Scanner](https://www.wrktool.com/en/tool/qrcode): Generate custom QR codes and decode QR codes from images
- [Regex Tester](https://www.wrktool.com/en/tool/regex-tester): Test regular expressions online with live match highlighting, capture-group parsing, and built-in presets
- [Thumbnail Extractor](https://www.wrktool.com/en/tool/thumbnail-extractor): Extract video thumbnails at all resolutions, download any size
- [Timestamp Converter](https://www.wrktool.com/en/tool/timestamp): Convert between Unix timestamps and human-readable dates. Auto-detects seconds and milliseconds
- [Today in History](https://www.wrktool.com/en/tool/today-on-history): Look back at notable events that happened on this day in history
- [Unit Converter](https://www.wrktool.com/en/tool/unit-converter): Convert length, mass, volume, temperature, area, speed, time and digital storage both ways
- [Video Info Extractor](https://www.wrktool.com/en/tool/video-info-extractor): Extract video details, formats, and metadata from YouTube, Bilibili, TikTok & more
- [Video to GIF](https://www.wrktool.com/en/tool/video-to-gif): Convert video to animated GIF with adjustable frame rate, size, and time range
- [Online Whiteboard](https://www.wrktool.com/en/tool/whiteboard): Draw shapes and add text in the browser, with undo/redo and PNG export
- [WHOIS Lookup](https://www.wrktool.com/en/tool/whois): Look up a domain registrar, registration date, expiration date and name servers
- [Word Count](https://www.wrktool.com/en/tool/word-count): Online word counter that tallies characters, words, lines, and paragraphs in real time, with Chinese and English support
- [Word Translate](https://www.wrktool.com/en/tool/word-translate): Upload a Word document, translate paragraph by paragraph and fill back with side-by-side preview
- [Chinese Converter (Simplified ⇄ Traditional)](https://www.wrktool.com/en/tool/zhconvert): Convert between Simplified and Traditional Chinese, with Taiwan and Hong Kong idioms

## 产品与服务 (Products)

- [WMS 仓储管理系统](https://www.wrktool.com/products/wms): Web 后台 + 微信小程序双端协同的仓储管理系统，支持采购入库、销售出库、库存调拨、利润报表，内置以图搜图和 OCR 拍照创建单据，基础版 ¥699/年起