DK-JS
Online Tools
Powerful online tools for productivity and creativity. All tools work locally in your browser for privacy and speed.
PSD Viewer
Free online PSD viewer to open and view Photoshop files. Process PSD files locally in browser to explore layers and preview designs without Photoshop.
PSD to PNG
Free online PSD to PNG converter. Convert Photoshop files to PNG or JPG format instantly in your browser. No registration required.
MP3 Player
Free online MP3 player to play music files locally in browser. Create playlists, loop tracks, and enjoy background playback without uploading to servers.
PDF to Image
Free online PDF to image converter. Convert PDF pages to JPG, PNG, or WebP format with customizable quality settings. All processing happens locally in your browser.
Merge Images
Merge images with predefined layouts like side-by-side or stacked. 100% client-side, instant preview, and one-click download as PNG/JPG.
Mermaid to SVG
Convert Mermaid diagrams to crisp SVG files in your browser. Paste code, preview instantly, choose theme, then download a scalable vector diagram.
Mermaid to PNG
Convert Mermaid diagrams to PNG images in your browser. Paste code, preview instantly, choose theme and scale, then download.
Stopwatch
Free online stopwatch with laps and splits. Start, pause, reset, and track time precisely in your browser.
Timer
Free online countdown timer with multiple timers and visual progress. Works entirely in your browser.
Study With Me
Study with a companion video and a built-in stopwatch. Improve focus with ambient accountability—right in your browser.
Playlist Cover Maker
Create custom playlist covers with background images and customizable text. Adjust fonts, colors, rotation, and more.
Why Choose DK-JS Tools
100% Privacy Protected
All tools process files locally in your browser. No server uploads, no data transmission - your files stay on your device at all times.
Lightning Fast Performance
Client-side processing means instant results. No waiting for server responses or upload times - everything happens in real-time.
Cross-Platform Compatibility
Works on any device with a modern browser. Windows, Mac, Linux, iOS, Android - no software installation required.
No Software Required
Access professional tools directly in your browser. No downloads, no installations, no software licenses needed.
Professional Quality
Enterprise-grade tools designed for professionals. From file viewers to media players, all tools meet industry standards.
Completely Free
All tools are free to use with no hidden costs, subscriptions, or premium features. Full functionality available to everyone.
About DK-JS
Your Online Tools Collection
DK-JS is a comprehensive collection of online tools designed to enhance your productivity and creativity. From file viewers to media players and PDF converters, we provide professional-grade tools that work locally in your browser for maximum privacy and speed.
Built for Professionals and Enthusiasts
Whether you're a designer needing to view PSD files, a music lover wanting to play MP3 files, someone needing to convert PDFs to images, or anyone who works with digital files, our tools are designed to meet your needs without compromising on privacy or performance.
Frequently Asked Questions
DK-JS is a collection of online tools designed to enhance your productivity and creativity. We provide professional-grade tools like PSD viewers, MP3 players, and PDF to image converters that work locally in your browser, ensuring maximum privacy and speed without requiring any software installation.
Yes, all DK-JS tools are completely free to use. There are no hidden costs, subscriptions, or premium features. Full functionality is available to everyone without any limitations or restrictions.
All DK-JS tools process files locally in your browser using client-side JavaScript. Your files are never uploaded to any servers, ensuring complete privacy and security. Your data stays on your device at all times with zero data transmission.
DK-JS tools work on any device with a modern web browser including Windows, Mac, Linux, iOS, and Android. You can access our tools on desktop computers, laptops, tablets, and smartphones without any software installation.
No, you don't need to install any software at all! All DK-JS tools work directly in your web browser. No downloads, no installations, no software licenses required - just open your browser and start using our tools immediately.
Our tools support various file formats. The PSD Viewer supports Photoshop files (.psd), and the MP3 Player supports music files (.mp3). All tools are designed to handle standard file formats used by professionals and enthusiasts.
DK-JS tools are extremely fast because all processing happens locally in your browser. There's no waiting for server uploads or downloads - everything happens in real-time, providing instant results for all operations.
DK-JS tools require an internet connection to load initially, but once loaded, they can process files locally. However, for the best experience and to access the latest features, we recommend using them with an internet connection.
Absolutely! DK-JS tools are designed with professional-grade features and quality. Whether you're a designer, developer, content creator, or anyone who works with digital files, our tools meet industry standards and provide the functionality you need.