All Tools - Page 4
206 tools available
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HMAC Generator / Verifier (SHA‑256 / SHA‑512)
Generate HMAC (Hash-based Message Authentication Code) using SHA-256 or SHA-512 algorithms. Verify message authenticity and integrity with shared secret keys. Essential for API authentication, webhook verification, and secure communications.
HSL to RGB Converter
Convert HSL (Hue, Saturation, Lightness) color values to RGB format and vice versa with real-time preview
HTML Encoder / Decoder
Convert HTML tags and special characters to safe display format (e.g., < → <) or decode them back to HTML. Essential for displaying HTML code safely.
HTML Formatter / Minifier
Beautify or minify raw HTML code. Format HTML for readability or compress it for production use.
HTTP Header Checker
Inspect HTTP headers of a given URL request/response to debug caching, security, and SEO issues. Analyze response headers for performance optimization and security best practices.
Illuminance Converter
Convert between different illuminance units including lux, foot-candles, phot, nox, and more
Image ↔ Base64 Converter
Convert images to Base64 strings and vice versa. Perfect for embedding images in code, CSS, HTML, or APIs. Supports all image formats with multiple output options.
Image Color Palette Extractor
Extract dominant colors from any image to create beautiful color palettes. Upload an image and get hex codes, RGB values, and HSL values for design inspiration.
Image Crop Tool
Crop images with visual selection tool. Supports custom crop areas, preset aspect ratios (square, 16:9, 4:3), and drag-and-drop functionality. Works with PNG, JPG, WEBP formats.
Image Metadata Viewer/Remover
View and remove EXIF metadata from images including GPS coordinates, camera settings, and personal information. Supports batch processing with drag-and-drop functionality for PNG, JPG, WEBP formats.
Image Resizer
Resize images with drag-and-drop functionality. Supports percentage scaling, custom dimensions, and maintains aspect ratio. Works with PNG, JPG, WEBP, and other image formats.
Image Rotator & Flipper Tool
Rotate and flip images with visual preview. Supports 90-degree rotations, horizontal/vertical flipping, and batch processing. Works with PNG, JPG, WEBP formats.
Image to Grayscale
Convert images to grayscale with drag-and-drop functionality. Apply various grayscale filters and adjust contrast. Works with PNG, JPG, WEBP, and other image formats.
Image Watermarker
Add text or image watermarks to your photos with customizable positioning, opacity, and rotation. Protect your images with professional watermarking features. Supports batch processing and works with PNG, JPG, WEBP formats.
Inductance Converter
Convert between different electrical inductance units including henries, millihenries, microhenries, and nanohenries
IP Address Lookup
Look up detailed information about IP addresses including geolocation, ISP, hostname, and network details. Supports both IPv4 and IPv6 addresses with comprehensive data analysis.
IP Blacklist Check
Check if an IP address is listed on 50+ DNS-based blacklist (DNSBL) services. Verify email server reputation, detect proxy/VPN usage, and identify malware or botnet activity with comprehensive blacklist scanning across spam, proxy, and security databases.
IP Subnet Calculator
Calculate IPv4 subnets from CIDR notation or a dotted-decimal netmask — instantly get the network address, broadcast address, usable host range, wildcard mask, IP class, and RFC 1918 / RFC 6598 classification. Divide a network into smaller subnets and compute basic IPv6 prefix ranges (network address, address range, total count) with exact BigInt math. Everything runs locally in your browser.
JPG Compressor
Reduce the file size of JPG images while maintaining visual clarity. Optimize your JPEG files for faster web loading with adjustable quality settings.
JPG to AVIF Converter
Convert JPG images to AVIF format for superior compression and quality. Upload your JPG files and download them as AVIF images with up to 50% smaller file sizes.
JPG to PNG Converter
Convert JPG images to PNG format with transparency support. Upload your JPG files and download them as PNG images with lossless quality.
JPG to SVG Converter
Convert JPG/JPEG images to vector SVG format with full-color tracing. Upload your JPG files and download them as scalable SVG graphics — colors preserved — with simple Mode, Detail and Smoothing controls.
JPG to WebP Converter
Convert JPG images to WebP format for faster web performance. Reduce file sizes by up to 80% while maintaining quality for modern web applications.
JS Formatter / Minifier
Beautify or compress JavaScript code snippets. Format JavaScript for readability or minify it for production use. Useful for code optimization and development.