O
OmniBox.tools
100% Free · No Sign-up Required · Runs in Browser

All Online Tools in One Box

Blazing fast, zero-latency web tools running directly in your browser. No server uploads, total privacy, and always free.

📑
New Hot

Markdown Table Generator

Paste directly from Excel, Google Sheets, or CSV to generate clean, aligned Markdown tables with custom alignment.

Content & Dev Open Tool →
⚡
Hot Trending

Regex Tester & Debugger

Test, validate, and debug regular expressions in real-time with instant match highlighting, capture groups, and cheatsheet.

Developer Tools Open Tool →
🤖
AI Black Horse

AI Prompt Optimizer

Turn raw instructions into high-precision, production system prompts with modular roles, constraints, and JSON schemas.

AI & Dev Tools Open Tool →
🎨

SVG to PNG Converter

Convert vector graphics to high-resolution PNG images with 1x to 4x scaling and transparent backgrounds.

Design Tools Open Tool →
✨

CSS Box Shadow Generator

Design smooth, multi-layer drop shadows visually with live preview and one-click CSS code copy.

CSS Tools Open Tool →
📝

Lorem Ipsum Generator

Generate mock placeholder text customized by paragraphs, sentences, or word counts for designs.

Text Tools Open Tool →
🔐

Base64 Encoder / Decoder

Encode strings into Base64 format or decode encrypted payloads back to readable plain text.

Developer Tools Open Tool →
🎨

HEX to RGB & HSL Converter

Convert between HEX, RGB, and HSL formats seamlessly with interactive color swatches.

Design Tools Open Tool →
🔤

Text Case Converter

Convert text to UPPERCASE, lowercase, Title Case, camelCase, snake_case, and kebab-case instantly.

Text Tools Open Tool →
🔧

JSON Formatter & Validator

Clean up unformatted JSON payloads, detect syntax line errors, and minify payloads for production.

Developer Tools Open Tool →
🔗

SEO URL Slug Generator

Convert titles into SEO-friendly, clean permalinks with intelligent stop-word removal.

SEO Tools Open Tool →
🏷️

Meta Tag & OG Generator

Craft perfect Title, Meta Description, and OpenGraph tags with live Google Search result preview.

SEO Tools Open Tool →
📱

QR Code Generator

Create customized QR codes with brand color matching and download high-resolution PNGs.

Utilities Open Tool →
🖼️

Image Compressor

Reduce image file sizes by up to 80% locally in browser with live quality sliders.

Design Tools Open Tool →
📑

Markdown to HTML

Real-time split-screen Markdown editor with instant HTML code generator.

Developer Tools Open Tool →
⏱️

Timestamp Converter

Epoch to human dates and reverse timestamp conversion with live clock.

Developer Tools Open Tool →
🌐

URL Encoder & Decoder

Safely encode special URL characters or decode percent-encoded query params.

Developer Tools Open Tool →
🔑

Password Generator

Generate unhackable random passwords with custom symbols and entropy rating.

Security Tools Open Tool →
#️⃣

Hash Generator

Compute SHA-256, SHA-512 and SHA-1 hashes locally using Web Crypto API.

Security Tools Open Tool →
🔡

HTML Entity Encoder

Escape tags like <, >, & into safe entities, or decode named entities.

Developer Tools Open Tool →
📊

Word & Character Counter

Real-time metrics: words, characters, reading speed and keyword density ranking.

Text Tools Open Tool →
⚖️

Diff Checker

Compare two text or code snippets line by line with clear red/green highlights.

Developer Tools Open Tool →
🎫

JWT Token Decoder

Decode and debug JWT tokens with instant JSON payload formatting and expiry checks.

Developer Tools Open Tool →