Web Tools Catalog
A structured collection of free browser utilities — writing inspectors, converters, and developer tools. No sign-up, no ads, instant results.
UI & Frontend Web Design Tools
- HTML Color Picker & ConverterInteractive client-side color picker with real-time conversion between HEX, RGB, HSL, HSV, and CMYK.
- Random Color Palette GeneratorGenerate cohesive 5-color palettes instantly with spacebar lock-and-roll functionality.
- CSS Gradient GeneratorVisual editor to create linear, radial, and conic CSS background gradients with copy-ready code.
- Curated Color Palettes LibraryBrowse, filter, and search hundreds of curated 4-color palettes for web design and UI projects.
- CSS Grid & Flexbox Layout GeneratorInteractive visual builder for CSS Grid and Flexbox layouts with instant CSS code generation.
- CSS Box Shadow & Border Radius GeneratorVisual tool for customizing CSS box shadows, text shadows, and border-radius with live preview.
- Developer Icon Cheat Sheet & FinderSearch, preview, and copy SVG and icon class names for popular web icon libraries.
Developer Utilities
- JSON Formatter & ValidatorFormat, beautify, validate, and minify JSON data with real-time line and column syntax error detection.
- JSON Tree Editor & VisualizerInteractive tree view editor, key-value inspector, and structure visualizer for complex JSON payloads.
- JWT Decoder & InspectorDecode JSON Web Tokens (JWT) header, payload claims, and expiration dates instantly in browser memory.
- RegEx Tester & DebuggerTest, build, and debug Regular Expressions with real-time match highlighting, group breakdowns, and flags.
- Base64 Encoder & DecoderEncode and decode text strings and binary data into Base64 format securely without server uploads.
- URL Encoder & DecoderPercent-encode URI special characters or decode encoded query parameters and URL components.
- HTML Formatter & CleanerBeautify unformatted HTML code with customizable options to strip inline styles, scripts, or comments.
- SQL Query FormatterFormat and indent complex SQL queries with automatic uppercase keyword transformations and line alignment.
- Code Format TransformerConvert JSON to TypeScript interfaces, SVG to React JSX components, and HTML to clean Markdown.
Writing & Text Inspection
- Grammar & Spelling CheckerClient-side rule engine detecting typos, double words, passive voice, and punctuation errors in real-time.
- Hemingway & Readability EditorFlesch-Kincaid readability scoring with sentence complexity color highlights and style metrics.
- AI Content DetectorPattern and burstiness analyzer flagging AI writing signatures, perplexity scores, and repetitive phrasing.
- Word CounterReal-time character, word, sentence, paragraph, and estimated reading/speaking time counter with keyword density.
- Character CounterReal-time character counts and social media limit progress bars for X/Twitter, LinkedIn, Meta, and SMS.
- Case ConverterConvert text instantly between UPPERCASE, lowercase, Title Case, camelCase, PascalCase, snake_case, and kebab-case.
- Online NotepadAuto-saving plain text editor utilizing local browser storage to keep your notes safe offline.
- Markdown Live PreviewReal-time dual-pane Markdown editor with rendered HTML preview and quick copy controls.
- Text Compare & Diff ToolSide-by-side text diff checker highlighting inserted, deleted, and modified lines in real-time.
- Plagiarism & Duplicate CheckerAnalyzes internal duplicate sentences, phrase repetitions, and uniqueness percentages locally.
- Lorem Ipsum GeneratorGenerates dummy text paragraphs, words, and HTML lists for design layouts and wireframes.
Translation & Converters
- Multi-Language Text TranslatorClient-side multi-language translation engine featuring offline dictionary lookup and Text-to-Speech audio.
- Text & Cipher TranslatorConverts text to Morse Code, 8-bit Binary ASCII, ROT13 cipher, and Pig Latin.
- Unit ConverterConverts Length, Weight, Volume, Area, Temperature, and Speed with interactive all-in-one matrix reference tables.