Free Online Tools
34 toolsFree Online Tools — Image, Text, Dev & Color
Powerful browser-based tools for images, text, SVG, developers, and colors. Everything runs in your browser — completely free, private, and no sign-up required.
Every tool here runs entirely in your browser — no uploads, no server processing, no account needed. Compress and resize images, format JSON, test regex, count words, pick colors, edit SVG, and more. Results are instant and private — your data never leaves your device.
Image Tools
Compress, resize, crop, rotate, watermark, extract color palettes, and convert images to ASCII art — all browser-side.
Image Compressor
Compress JPG, PNG, and WebP images while preserving visual quality — browser-side.
Image Resizer
Resize images to exact pixel dimensions or by percentage with aspect ratio lock.
Image Cropper
Crop images with a visual editor and preset aspect ratios like 1:1, 4:3, 16:9.
Image Rotator
Rotate images 90°, 180°, 270° and flip horizontally or vertically — batch.
Watermark Image
Add text or image watermarks with custom opacity and position to your photos.
Color Palette from Image
Extract the dominant color palette from any image — get HEX and CSS variables.
Image to ASCII Art Converter
Convert any image to ASCII art with columns, character styles, contrast, brightness, gamma, auto levels, and dither. Supports transparent images.
Text Tools
Count words and characters, convert text case, sort lines, remove duplicates, and clean up text formatting.
Word Counter
Count words, characters, sentences, and paragraphs in real time.
Character Counter
Count characters in real time with an optional limit bar for Twitter, SMS, and more.
Text Case Converter
Convert text to UPPER, lower, Title, camelCase, snake_case, kebab-case, and more.
Remove Duplicate Lines
Remove duplicate lines from text with case sensitivity and sorting options.
Text Sorter
Sort lines alphabetically, numerically, by length, or randomly.
Line Break Remover
Remove or replace line breaks from text to join it into one continuous string.
Developer Tools
Format and validate JSON, convert CSV↔JSON, test regex, compare text, generate URL slugs, encode/decode Base64 and URLs, convert timestamps, and generate hashes.
JSON Formatter
Beautify and minify JSON with configurable indentation and instant error detection.
JSON Validator
Validate JSON syntax with clear error messages including line and column numbers.
Base64 Encoder
Encode plain text to Base64 format. Supports Unicode — all browser-side.
Base64 Decoder
Decode Base64 strings back to plain text. Supports Unicode — browser-side.
URL Encoder / Decoder
Encode or decode URLs and query strings with percent-encoding instantly.
Timestamp Converter
Convert Unix timestamps to human-readable dates and back — UTC, ISO, and local.
Hash Generator
Generate SHA-1, SHA-256, SHA-384, and SHA-512 cryptographic hashes from text.
CSV to JSON
Convert CSV data to JSON format. Paste or upload a CSV with headers and get a clean JSON array — all browser-side.
JSON to CSV
Convert a JSON array to CSV format with auto-detected headers. Download as a .csv file — no upload, all browser-side.
Regex Tester
Test regular expressions against text in real time. Highlights all matches with flags support (g, i, m, s) — browser-side.
Text Diff
Compare two blocks of text and highlight additions, deletions, and changes line by line — all browser-side.
Slug Generator
Convert any title or phrase into a clean URL slug. Handles spaces, accents, special characters, and custom separators.
Color Tools
Convert between color formats, pick colors, generate gradients, and check accessibility contrast ratios.
HEX to RGB
Convert HEX color codes to RGB, RGBA, and HSL values with channel breakdown.
RGB to HEX
Convert RGB values to HEX color codes with sliders and alpha transparency support.
Gradient Generator
Create CSS linear and radial gradients visually with presets and CSS export.
Color Picker
Pick any color and instantly get HEX, RGB, HSL, and CSS variable values.
Contrast Checker
Check WCAG 2.1 AA and AAA color contrast ratios for accessibility compliance.
SVG Tools
Edit and preview SVG code in real time, optimize and minify SVG files, generate seamless SVG background patterns, and extract icons from SVG sprite files.
SVG Editor / Viewer
Edit and preview SVG markup in real time. Inspect paths, adjust attributes, and download the result.
SVG Optimizer
Minify and clean up SVG files by removing unnecessary metadata, comments, and redundant attributes.
SVG Background Pattern Generator
Generate seamless SVG background patterns — dots, grids, waves, and more. Copy CSS or download SVG.
SVG Icon Extractor
Paste an SVG sprite or file and extract individual icons as separate downloadable SVG files.