01Free Tools

Free online tools that respect your privacy

34 fast, free utilities that run entirely in your browser — remove image backgrounds, compress images, generate QR codes, format JSON, and more. No sign-up, no watermarks, and your files never leave your device.

34 tools

Free Background RemoverImage

Free Background Remover

Remove the background from any image — instantly, privately, right in your browser.

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Image

Image Compressor

Shrink JPG, PNG & WebP file sizes without leaving your browser.

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Generators

QR Code Generator

Create custom QR codes and download them as PNG or SVG.

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AI

Image to Text (OCR)

Extract text from images and screenshots, right in your browser.

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Converters

JSON to YAML Converter

Convert between JSON and YAML in both directions.

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Generators

Password Generator

Create strong, random passwords privately.

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Developer

Unix Timestamp Converter

Convert between Unix time and human dates.

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Text

Regex Tester

Test regular expressions with live highlighting.

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Image

Image Converter

Convert images between PNG, JPG, and WebP instantly.

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Image

Image Resizer

Resize images to exact dimensions, with optional aspect lock.

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Developer

JSON Formatter

Format, validate, and minify JSON in one click.

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Developer

JWT Decoder

Decode and inspect JSON Web Tokens — header, payload, and expiry.

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Developer

Base64 Encoder / Decoder

Encode text to Base64 or decode it back — UTF-8 safe.

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Developer

Hash Generator

Generate SHA-1, SHA-256, SHA-384 & SHA-512 hashes.

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Developer

URL Encoder / Decoder

Percent-encode or decode text for safe use in URLs.

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Converters

JSON to CSV Converter

Convert JSON arrays to CSV and back.

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Converters

JSON to TypeScript

Generate TypeScript interfaces from any JSON.

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Converters

SQL Formatter

Format and beautify SQL across many dialects.

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Converters

XML & HTML Formatter

Beautify or minify XML and HTML markup.

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Converters

cURL to Code Converter

Turn a curl command into fetch or axios code.

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Generators

UUID Generator

Generate UUID v4 and v7 in bulk.

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Generators

Bcrypt Hash & Verify

Hash a password with bcrypt or verify one.

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Generators

HMAC Generator

Generate an HMAC signature with Web Crypto.

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Generators

.gitignore Generator

Build a .gitignore tailored to your stack.

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Generators

Fake Data Generator

Generate realistic mock JSON or CSV test data.

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Developer

Cron Expression Explainer

Translate cron to plain English and see next runs.

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Developer

Number Base Converter

Convert between binary, octal, decimal, and hex.

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Network

IP Subnet Calculator

Network, broadcast, mask, and host range from CIDR.

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Design

Color Contrast Checker

Check WCAG contrast between two colors.

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Text

Text Diff Checker

Compare two texts and view the differences.

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Text

Case Converter

Convert text between camelCase, snake_case, and more.

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Text

String Escape & Unescape

Escape or unescape JSON, JS, HTML, and SQL.

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Text

Text Utilities

Slugify, count, sort, dedupe, and clean text.

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Text

Markdown Previewer

Write Markdown and preview it live.

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