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Fast Text Format

Fast Text Format Tools

The ultimate collection of lightning-fast utilities to format, convert, and streamline your workflow.

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Code & Formatting

Base64 to File Decoder

Decode Base64 strings or Data URIs back into downloadable files (images, PDFs, documents, audio) with instant live preview.

Code Beautifier & Minifier

Beautify, validate, and minify your JSON, JavaScript, CSS, and HTML code into clean, readable syntax.

Config Converter (TOML / INI / .env / JSON)

Convert configuration files seamlessly between TOML, INI, Java .properties, .env, YAML, and JSON formats with nested key flattening and unflattening.

CSS Formatter & Minifier

Format, beautify, validate, and minify CSS code with custom indentation.

CSS Visual Generators

Visually generate and export CSS code for Box Shadows, Gradients, Flexbox, and Grid layouts.

CSV to JSON/SQL

Convert CSV data to JSON arrays or SQL INSERT statements.

cURL to Fetch

Easily convert cURL commands into JavaScript Fetch API code.

Docker Run to Compose

Convert docker run CLI commands into clean, production-ready docker-compose.yml configuration files.

GraphQL Explorer & Formatter

Beautify, minify, validate, and inspect GraphQL queries, mutations, subscriptions, and SDL schemas with AST operation & variable analysis.

HTML & XML Formatter

Beautify, format, and minify HTML and XML code with customizable indentation and syntax cleanup.

HTML to JSX

Client-side tool to transform HTML tags/attributes into React-compatible JSX.

HTML to Tailwind CSS

Convert standard inline styles and CSS declarations into Tailwind CSS utility classes with live preview.

JS Obfuscator

Transform readable JavaScript code into unreadable, minified code to protect logic.

JSON Stringify & Parse (.env Ready)

One-click minify and stringify multi-line JSON objects into escaped strings ready for .env files, CLI args, or code literals, or parse escaped strings back into formatted JSON.

JSON to Code

Convert JSON objects into typed models for various languages.

JSON Tree Viewer

Visually inspect, expand, collapse, search, and filter complex JSON payloads with path inspection.

JSONPath & JQ Evaluator

Query, filter, extract, and transform JSON payloads in real-time using standard JSONPath (RFC 9535) or JQ-style expressions with table and visual path views.

Markdown Editor & Previewer

Write, edit, and preview Markdown in real-time with live HTML preview, syntax styling, and HTML export.

Semantic JSON Diff

Compare two JSON documents semantically, ignoring key ordering, formatting, and whitespace differences, with visual change highlighting and RFC 6902 JSON Patch export.

Source Map Viewer

Client-side tool to upload a .map file and de-minify stack traces.

SQL Formatter

Format, beautify, and minify SQL queries across multiple SQL dialects.

String Escape & Unescape

Safely escape (and unescape) quotes, backslashes, and newlines for use in JSON strings, SQL queries, HTML, and Java/C#.

SVG Optimizer

Minify and clean raw SVG code.

SVG to PNG/WEBP

Client-side tool utilizing an HTML canvas to rasterize SVG code or files into downloadable images.

XML Utilities

Format and minify XML strings.

YAML <-> JSON

Instantly convert between YAML and JSON.

Data & Crypto

Generators & Utilities

ASCII Art Generator

Convert text into stylish ASCII art banners, figlet typography, and decorative monospace text.

Barcode Generator

Client-side tool using a canvas to generate linear barcodes (UPC, EAN, Code39) from text.

CHMOD Permissions Calculator

Calculate, convert, and inspect Linux file permissions with visual octal and symbolic modes.

Color Contrast

Check WCAG color contrast accessibility.

Color Converter & Picker

Pick colors and convert between HEX, RGB, HSL, HSV, and CMYK formats with live preview and palette tools.

Cron Expression Builder & Decoder

Build, edit, and decode cron schedules into human-readable descriptions with upcoming execution dates.

EXIF Data Viewer & Stripper

View, inspect, and strip EXIF, camera, and GPS location metadata from JPEG, PNG, and WebP images locally for complete privacy.

Favicon Generator

Convert standard images into universally compatible .ico files and generate standard web app icon sizes.

Image Base64

Convert image files into Base64 Data URI strings and CSS background-image properties.

Image Color Palette Extractor

Drop any image to extract its dominant HEX, RGB, and HSL color palette client-side, with interactive image eyedropper and one-click CSS variables, Tailwind, and JSON export.

Image Compressor

Compress and optimize JPEG, PNG, WEBP, and AVIF images locally in your browser.

Lorem Ipsum Generator

Generate customized dummy placeholder text by paragraphs, sentences, or words for mockups and designs.

Markdown Table Generator

A visual grid editor that allows users to easily add rows/columns and instantly outputs perfectly formatted Markdown table syntax.

Meta Tag & Open Graph Generator

Generate and visually preview SEO meta tags, Twitter Cards, and Facebook Open Graph tags.

Mock Data Generator

Generate hundreds of rows of fake test data (names, emails, addresses, dates, credit cards) and export it as CSV, JSON, or SQL INSERT statements for database testing.

Password Generator

Create strong, secure passwords and passphrases using customizable cryptographic algorithms.

PDF Toolkit

Merge, split, extract, rotate, and reorder PDF pages 100% locally in your browser.

QR Code Generator

Create scalable, customizable, and scannable QR codes from text or URLs with instant download.

Regex Tester & Builder

Test regular expressions with real-time match & capture group highlighting, syntax explanation breakdown, and multi-string test modes.

Robots.txt Generator

Build valid robots.txt rules, crawler directives, and block AI scrapers.

UUID / GUID Generator

Instantly generate universally unique identifiers (UUID/GUID v1, v4, v7) in bulk with custom formatting.

XML Sitemap Generator

Construct valid XML sitemaps with custom URLs, change frequencies, and priorities for search engines.

Finance & Units

Networking

YAML <-> JSON Converter

Instantly convert between YAML and JSON.

Output

How to Use

Paste YAML or JSON data into the input box. Select To JSON to parse YAML markup into formatted JSON, or To YAML to convert JSON objects into clean YAML structure.

Frequently Asked Questions

What is YAML?

YAML (YAML Ain't Markup Language) is a human-readable data serialization language commonly used for configuration files (Docker Compose, Kubernetes, GitHub Actions).

Is JSON valid YAML?

Yes! YAML version 1.2 is a formal superset of JSON; any valid JSON document is also valid YAML.

What are the primary syntax differences between YAML and JSON?

YAML relies on Python-style indentation (spaces only) instead of curly braces and brackets, does not require quotes around most strings, and supports comments.

Why are tabs forbidden in YAML indentation?

YAML strictly requires spaces for indentation because different editors display tab widths inconsistently, which could subtly alter hierarchical meaning.

How do comments work in YAML vs JSON?

YAML supports comments using # characters; standard JSON specification does not support comments at all.

What are YAML anchors and aliases (& and *)?

Features that allow defining a reusable block of configuration with an anchor (&name) and referencing it elsewhere with an alias (*name) to avoid duplication.

What are multi-line strings in YAML (| vs >)?

The pipe | preserves literal newlines; the right bracket > folds newlines into spaces, forming a continuous paragraph.

What is the 'Norway problem' in YAML?

In YAML 1.1, unquoted NO was parsed as a boolean false (the ISO country code for Norway); YAML 1.2 resolved this by strictly parsing only true and false.

Why do DevOps tools prefer YAML over JSON for configuration?

YAML is much easier for humans to read, write, and review in git diffs because it omits extraneous quotes, brackets, and commas.

Is the YAML/JSON conversion executed locally?

Yes. Parsing and conversion occur entirely client-side using JavaScript parser libraries without transmitting sensitive configuration data to servers.

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