Online tools, organized around the work you need to do.
Search focused utilities for JSON, Tailwind CSS, PDFs, images, text, and everyday finance calculations. Every tool page explains its input, purpose, and expected output before you begin.
Find a toolSearch by the task you want to complete.
Search names and supported use cases, or choose one collection to narrow the directory.
JSON Tools
Format, compare, repair, document, and convert JSON directly in your browser.
JSON Formatter
Format, beautify, and validate JSON online with readable indentation and copy-ready output.
JSON Compare
Compare two JSON documents and highlight added, removed, and changed lines.
JSON Repair
Repair common JSON mistakes such as trailing commas, comments, single quotes, and unquoted keys.
JSON Schema Generator
Generate a draft-style JSON Schema from sample JSON with nested properties and array item inference.
JSON to TypeScript
Convert JSON samples into TypeScript interfaces with nested object and array types.
Tailwind Tools
Convert CSS, sort classes, and create Tailwind gradients and glassmorphism styles.
Tailwind CSS Converter
Convert common CSS declarations into Tailwind utility classes with arbitrary values when needed.
Tailwind Class Sorter
Sort Tailwind classes into a consistent order and remove duplicates without changing variants.
Tailwind Gradient Generator
Generate Tailwind gradient classes and matching CSS previews from color and direction controls.
Tailwind Glassmorphism Generator
Generate glassmorphism Tailwind classes for blur, transparent backgrounds, borders, and radius.
PDF Tools
Merge, split, and visually compress PDFs with processing that runs in your browser.
PDF Merge
Combine multiple PDFs into one downloadable document with processing that runs in your browser.
PDF Split
Extract selected PDF pages into a new downloadable document directly in your browser.
PDF Compress
Reduce PDF size by rebuilding pages as compressed images, entirely in your browser.
Image Tools
Compress, resize, and convert images locally with practical file-size controls.
Image Compress
Compress images in the browser with quality controls, live preview, and size savings estimates.
Image Resize
Resize images by width, height, or percentage while preserving aspect ratio when needed.
Image Convert
Convert images between browser-supported formats such as PNG, JPEG, and WebP.
Text Tools
Generate UUIDs, decode JWT payloads, and hash text for quick developer checks.
UUID Generator
Generate one or many RFC 4122 version 4 UUIDs for tests, fixtures, and identifiers.
JWT Decoder
Decode JWT header and payload claims locally without validating or uploading the token.
Hash Generator
Generate SHA hashes for text input using browser cryptographic APIs.
Finance Tools
Calculate EMI, SIP growth, and GST values with clear breakdowns and formulas.
EMI Calculator
Calculate loan EMI, total interest, and total payable amount from principal, interest rate, and tenure.
SIP Calculator
Estimate SIP maturity value, invested amount, and potential returns from monthly investments.
GST Calculator
Calculate GST-exclusive and GST-inclusive totals with clear taxable amount and tax breakdowns.