Generate CSS media queries with min/max width and optional device type conditions. Everything runs locally in your browser — nothing is uploaded.
Generate glassmorphism CSS with adjustable blur, opacity, and border radius. Copy ready-to-use CSS for frosted-glass UI effects. Everything runs locally in your browser — nothing is uploaded.
Generate neumorphism CSS with configurable size, blur, and color. Create soft UI shadow effects with live preview.
Generate secure API keys with configurable length, character set, and optional prefix. Use with any authentication scheme.
Visual border CSS generator with width, style, color, and radius controls with live preview.
Reduces JPG, PNG, and WebP file sizes using smart compression with a side-by-side quality preview slider. Balance file size and visual quality visually — max 20MB per image. Perfect for web optimization, email attachments, and social media uploads.
Media Query Generator lets you generate CSS media queries with min/max width and optional device type conditions. Everything runs locally in your browser — nothing is uploaded.. It works on any device with a modern web browser.
Generate CSS media queries with min/max width and optional device type conditions. Everything runs locally in your browser — nothing is uploaded. It runs entirely in your browser — no software installation or data uploads required.
Configure your settings below — the output generates instantly.
Yes. After the initial page load, Media Query Generator runs entirely on your device with no internet connection needed. All processing is done locally.
Tools cover JavaScript, CSS, HTML, SQL, Python, JSON, XML, CSV, and more. Check individual tool descriptions for specifics.
No. All code processing — formatting, minification, conversion, hashing — runs locally in your browser.
Yes. Since processing is local, performance depends on your device. Most operations handle large files without issue.
Yes. SQL uses sql-formatter, JSON uses native JSON.parse, and other formatters follow widely adopted formatting rules.
Yes. All developer tools work fully offline after the initial page load.
Time Converter
Convert between time units including seconds, minutes, hours, days, weeks, months, and years with precise decimal results. Everything runs locally in your browser — nothing is uploaded.
Random Port Generator
Generate random TCP/UDP port numbers from well-known, registered, or dynamic ranges. Useful for network testing, Docker port mapping, and firewall configuration.
Chmod Calculator
Convert between numeric (755) and symbolic (u=rwx,g=rx,o=rx) chmod permission formats. See detailed breakdown for owner, group, and others.
Docker Run to Compose Converter
Convert docker run commands to docker-compose.yml format. Supports ports, volumes, environment variables, networks, restart policies, and container names.
Email Normalizer
Normalize email addresses by removing dots (Gmail), stripping +tags, and lowercasing. Process multiple emails at once for deduplication and cleaning.
Diff Checker
Compares two input texts side-by-side, highlighting inserted, deleted, and changed lines with distinct background colors. Everything runs locally in your browser — nothing is uploaded.