Secure and Local Image Processing
Reduce file size without sacrificing visual quality using advanced browser-based algorithms.
Scale images to exact dimensions for social media, passports, or web optimization.
Pixel-perfect cropping tool with real-time coordinate control.
Remove GPS, device info, and timestamps from your photos with one click.
Add text or logo watermarks to protect your work and maintain brand consistency.
Enhance your photos with brightness, contrast, and grayscale filters processed 100% locally.
Create a complete bundle of favicons, apple-touch icons, and web manifest for your website.
Securely and permanently hide sensitive data (passwords, emails, faces) using our Rust/WASM engine.
Batch convert any image format (HEIC, PNG, JPG, WebP, AVIF) to your preferred format 100% locally.
Select the tool you need from the left toolbar: Privacy Mask, Cropper, or Resizer.
Drag and drop your image into the workspace. All processing happens locally on your device for maximum security.
Adjust parameters based on the selected tool. For privacy, create mask areas directly on the image with real-time preview.
Click 'Apply' to let the Rust/WASM engine finalize the changes, and download your high-quality result instantly.
Unlike other online tools, DevUsta never uploads your photos to a server. We use WebAssembly (WASM) and Rust to perform all image processing locally on your device. Your data remains in your RAM and is never stored or transmitted, ensuring total privacy for sensitive documents like passport photos.
Learn more about EXIF metadata and how WebAssembly keeps your data secure.
Professional, privacy-first image compression and resizing.
Professional video editing and conversion directly in your browser with FFmpeg.wasm.
Safely record your screen, webcam, and microphone entirely inside your browser without server uploads. 100% Private.
Secure and Local SVG Optimization
Squoosh-Style Offline Visual Compressor
%100 Private online Base64 converter. Encode and decode files or text locally in your browser using high-speed WebAssembly. Safe, offline, and no data tracking.
Create custom QR codes with logos, colors, and unique shapes. Scan QR codes securely from your camera or images. Everything runs locally in your browser for maximum privacy.
Create custom placeholder images for your design mockups and web development instantly without external dependencies.
Create gorgeous multi-layered CSS box shadows, text shadows, linear/radial gradients, and glassmorphism presets completely offline.
Professional browser-based Secure PDF tool. Sign documents, merge files, sanitize metadata, and compress PDF with 100% client-side security. No uploads, total privacy.
Format, validate, and beautify your raw JSON data instantly with a sleek, premium developer workstation interface.
Secure and Local JWT Analysis
Secure Diff Checker
Format and minify complex SQL queries instantly in your browser.
Build, test, and master regular expressions with a comprehensive cheat sheet and real-time match highlighting.
Secure and local scratchpad.
Analyze your domain's DNS records (A, MX, TXT, CNAME) in real-time across Google & Cloudflare. Perform free security health checks for SPF, DMARC, and DNSSEC.
Convert client-side terminal cURL commands into clean JavaScript Fetch or Axios requests instantly.
Generate highly secure passwords and measure their strength offline.
Securely decode and analyze your SSL/TLS certificates (.crt, .pem) entirely offline in your browser.
Test and debug your local development APIs (localhost) completely offline in your browser. Send custom HTTP requests with headers, parameters, and payloads instantly.