42 tools and guides in Text. Pick one and use it right away.
A glossary of modern dating and dating-app slang like ghosting, breadcrumbing, situationship, and love bombing.
Text βA free online hash generator that instantly calculates SHA-1, SHA-256, SHA-384, and SHA-512 hash values as you type.
Text β37 Korean chosung expressions, internet slang, and social media terms explained for learners, with the original Korean, romanization, and meaning.
Text β38 Korean proverbs and idioms explained for learners, with romanization, literal translation, and figurative meaning.
Text β30 Korean four-character idioms explained for learners, with hanja, Korean reading, romanization, and meaning.
Text βInstantly convert English text to UPPERCASE, lowercase, Title Case, camelCase, snake_case, kebab-case, and more.
Text βCounts characters (with/without spaces), words, sentences, and lines in real time for cover letters, essays, and social posts.
Text βInstantly checks whether a word or phrase is a palindrome, ignoring spaces and capitalization.
Text βA free JSON formatter that pretty-prints or minifies your JSON text, and pinpoints the exact line and column of any syntax error.
Text βEnter a regular expression (regex) pattern and this free regex tester highlights matches in your test string in real time, and shows you the capture groups too.
Text βA free text diff tool that compares two texts line by line and highlights added and removed lines in color.
Text βA free online Markdown editor that renders your Markdown syntax as live HTML preview as you type.
Text βSearch emoji by keyword and copy them with one click. Browse by category too β faces, gestures, animals, food, objects, symbols, and more.
Text βWhat everyday texting and chat abbreviations like LOL, BRB, TBH, and ICYMI actually mean, where this shorthand came from, and when it is and isn't appropriate to use.
Text βThe handful of English mixups that trip up even careful writers β its vs. it's, affect vs. effect, fewer vs. less β with a quick trick for remembering each one.
Text βThe traditional hand-marking symbols editors use on printed drafts β insertion, deletion, transposition, and more β and how each one maps to an edit you would make on a screen today.
Text βA guide to emoji that frequently get misread in texts β from the folded-hands emoji to the skull and the upside-down face β and the more nuanced meanings behind their literal appearance.
Text βA quick reference for typographic marks people see constantly but rarely learn by name β the em dash, en dash, ampersand, section mark, and more β and the specific job each one does.
Text βHow readability formulas like Flesch Reading Ease and Flesch-Kincaid Grade Level actually work, what they can and cannot tell you about a piece of writing, and how to use them without overcorrecting.
Text βA guide to copyright, trademark, currency, and math symbols and other common special characters β what they mean, when to use them, and the basic ways to type them on different devices.
Text βA rundown of common English text case styles β uppercase, lowercase, title case, camelCase, and more β including the differences between them and where each is typically used.
Text βWhat actually makes something a "meme template," how formats get remixed and go viral across platforms, and a few genuinely internationally-recognized examples.
Text βWhy extra spaces, blank lines, tabs, and invisible characters quietly break formatting, search, and code, and how to think about cleaning them.
Text βHow Markdown's plain-text symbols become formatted headings, links, lists, and emphasis β a reference for the syntax you will actually use.
Text βThe math behind the Caesar cipher's letter-shifting encryption, its use of modular arithmetic, the ROT13 special case, and why it is considered cryptographically weak today.
Text βHow automated scraper bots harvest contact info from public web pages, and the common tricks people use, like [at]/[dot] notation, to stay readable to humans while staying harder for bots to parse.
Text βThe structure behind the "?key=value" part of a URL β how query strings are formatted, encoded, and used for everything from search filters to UTM tracking.
Text βHow JSON syntax actually works, the small mistakes that break a JSON file most often, and why pretty-printing and minifying are both useful for different situations.
Text βA practical breakdown of the regex syntax people actually use β anchors, character classes, quantifiers, and capture groups β and why the same pattern can behave differently across languages.
Text βHow line-by-line and character-by-character diff comparison works, why a diff tool sometimes highlights more than what you actually changed, and where diffing is useful beyond code.
Text βWhat a cryptographic hash function actually does, why SHA-1 is considered broken for security use, and how SHA-256/384/512 differ in output length and typical use cases.
Text βA beginner-friendly guide to Korean internet slang and abbreviations that show up constantly in K-dramas, K-pop fan communities, and Korean social media β daebak, heol, inssa, and more.
Text βWhy "word count" and "character count" are less standardized than they seem, how different platforms count length differently, and where these limits actually matter β essays, social posts, and SEO fields.
Text βA glossary of the dating and dating-app slang that shows up constantly in modern relationships β ghosting, breadcrumbing, situationship, love bombing, benching, and orbiting.
Text βWhat HTML tags and entities actually are, the difference between block and inline elements, and why naively removing tags from pasted text can produce messier results than expected.
Text βHow a JSON Web Token is actually built from three base64url-encoded segments, why the payload is readable by anyone without decoding a "secret," and what the signature does and does not protect against.
Text βWhat a Unicode code point actually is, how UTF-8 and UTF-16 encode the same character using a different number of bytes, and why character count and byte length are not the same thing.
Text βThe meaning and usage of common Japanese idioms built around body parts, like "a wide face" (well-connected) and "a painful ear" (an uncomfortable truth).
Text βThe difference between "full-width" (zenkaku) and "half-width" (hankaku) characters that often trips people up in online forms, how to tell them apart, and what to watch for when typing.
Text βHeight, completion year, and standout facts for 10 of the world's tallest structures, from the Burj Khalifa and Shanghai Tower to the Tokyo Skytree and Empire State Building.
Text βFrom the US dollarβs "buck" to the British "quid" and the Canadian "loonie," a look at fun nicknames for world currencies and where they came from.
Text βReady-to-copy regular expression patterns for email addresses, phone numbers, URLs, passwords, dates, and more β eight patterns developers reach for again and again.
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