🎲 随机生成Random Generators
UUID 生成器UUID Generator
在线批量生成 UUID v4(GUID),可选大写和去掉连字符。Generate random UUID v4 / GUIDs in bulk.
随机密码生成器Password Generator
在线生成高强度随机密码,可设置长度、大小写、数字、符号,排除易混淆字符。Generate strong random passwords with custom length and character sets.
随机数生成器Random Number Generator
在线生成指定范围内的随机整数,可批量生成、不重复,适合抽奖和抽签。Generate random integers in a range, in bulk, with optional no-repeat — great for draws.
抛硬币 / 掷骰子Coin Flip & Dice Roller
在线抛硬币、掷骰子,支持多个骰子和自定义面数(D4–D100)。Flip a coin or roll dice online — multiple dice, D4 to D100.
随机字符串生成器Random String Generator
生成指定长度和字符集的随机字符串,可用于 API 密钥、Token、测试数据。Generate random strings with custom length and character sets — API keys, tokens, test data.
随机日期生成器Random Date Generator
在指定日期范围内随机生成日期(可含时间),可批量生成并排序。Generate random dates (optionally with times) within a range, in bulk.
数字序列生成器Number Sequence Generator
按起始值、结束值和步长生成数字序列(等差/等比),可加前后缀和补零,批量编号必备。Generate arithmetic/geometric number sequences with prefix/suffix and zero-padding.
密码短语生成器Passphrase Generator
用随机英文单词生成易记又安全的密码短语(类似 Diceware),可设单词数、分隔符、大写和数字,显示熵值。Generate memorable, strong passphrases from random words (Diceware-style) with entropy shown.
随机姓名生成器Random Name Generator
随机生成中文姓名或英文姓名,可批量生成,适合测试数据、小说角色和游戏昵称。Generate random Chinese or English names in bulk — for test data, characters and nicknames.
测试数据生成器(假数据)Fake Test Data Generator
批量生成假的测试数据:姓名、邮箱、手机号、城市、日期、UUID、金额,导出 JSON、CSV 或 SQL。Generate fake test data — names, emails, phones, cities, dates, UUIDs, amounts — as JSON, CSV or SQL.
随机字母生成器Random Letter Generator
随机生成英文字母(大写/小写/混合),可设数量、是否重复,适合游戏和教学。Random letters (upper, lower or mixed) with count and no-repeat options — for games and teaching.
随机 IP 地址生成器Random IP Address Generator
随机生成 IPv4 或 IPv6 地址,可选公网/内网,批量生成测试数据。Generate random IPv4 or IPv6 addresses (public or private) in bulk for testing.
随机抽扑克牌Random Playing Card Draw
从一副标准 52 张扑克牌(可含大小王)中随机抽牌,不放回,可洗牌重来。Draw random cards from a standard 52-card deck (jokers optional) without replacement; reshuffle anytime.
Yes or No 随机决定器Yes or No Oracle
纠结的时候让它帮你决定:随机给出“是”或“否”(可加“也许”),公平随机。Can't decide? Get a fair random Yes or No (optionally Maybe).
随机 Emoji 生成器Random Emoji Generator
随机生成表情符号,可按类别(表情、动物、食物、运动、交通、自然)选择,一键复制。Random emojis by category — faces, animals, food, sports, travel, nature — copy with one click.