WP Plugins & Themes
https://sakuraleaf.com/Transform your business idea into a profitable SaaS in minutes with Oxygen – a complete, production-ready productivity and focus enhancement web application built as a WordPress plugin.
Create customizable audio-visual environments that help users work, study, or relax while you collect recurring subscription revenue. Oxygen is not just another plugin – it’s a complete SaaS business in a box. With built-in user management, payment processing via Paddle, multi-language support, and a beautiful single-page application interface, you can launch your own productivity SaaS platform immediately after installation.
Frontend app demo
Login URL: OxygenApp
Frontend App (video preview)
Admin (video preview)
Launch in Hours, Not Months
- Complete user system – Registration, login, password reset, email verification
- Payment processing – Fully integrated Paddle subscriptions (monthly/yearly). Paddle supports sellers in over 200 countries and territories, enabling you to sell globally with no additional country-specific setup required. Supported countries.
- Multi-language support – Serve global audiences
- Modern SPA interface – Beautiful, responsive single-page application
- Content management – Easy-to-use WordPress admin for sounds & backgrounds
- Extensive documentation
Revenue Generation Ready
- Free & Pro tiers – Proven freemium model to maximize conversions
- Recurring subscriptions – Monthly and yearly billing options
- Global payments – Paddle supports 200+ countries with automatic tax handling
- Trial periods – Built-in support for free trials to boost sign-ups
Core Features
- Mix multiple sounds simultaneously – Users can layer rain, fire, ocean, coffee shop ambience, and more
- Individual volume controls – Fine-tune each sound independently
- Custom playlists – Users create and save their favourite sound combinations
- Sleeping time – User (Free or Pro, depending on the admin settings), can set up a time for sleeping, the current playlist will slowly go quiet in ~30 seconds
- Playlist backgrounds – Users can set a background for each playlist. The best visual backgrounds are videos
- Admin playlists – Organize sounds into curated collections
- Premium sounds & Backgrounds – Gate exclusive content behind Pro subscriptions
- Configurable limits – Control playlist quantity and sounds per playlist by tier
Background Visual System
- Video backgrounds – Looping MP4 videos for dynamic environments
- Image backgrounds – High-resolution static images
- Background categories – Organise by theme (Nature, Space, Abstract, etc.)
- Premium backgrounds – Exclusive content for Pro subscribers
- Attribution system – Built-in credits display for proper licensing
- User preferences – Each user can save their favourite background as a general background or as per a playlist
- Smooth transitions – Elegant fade effects when switching backgrounds
Admin Dashboard
Settings panel with tabbed interface
- General settings (page selection, homepage mode)
- Subscription gateways (Paddle configuration)
- Languages (add/edit/delete languages)
User management dashboard
- Search users by email/name
- Filter by status (active, Pro)
- Pagination support
- Grant free Pro access
- View subscription details
Content management
- Background Sounds & Backgrounds custom post type
- Admin Playlists taxonomy
- Background Categories taxonomy
- WordPress Media Library integration (To obtain the best performance and speed, use AWS S3 storage for sounds. There are free solutions out there as plugins: Example: amazon-s3-and-cloudfront)
Configuration options
- Cloudflare Turnstile setup
- Google Sign-In
- Default background selection
- Background credits toggle
- User limits (playlists, sounds)
- Date/time display toggle
- Sleep mode for free users
Perfect For
- Entrepreneurs – Launch a productivity SaaS with zero development
- Developers – White-label solution ready for customization
- Agencies – Build client projects 10x faster
- Side hustlers – Generate passive income with subscriptions
- Content creators – Monetize your ambient sound/video library
- WordPress professionals – Add SaaS capabilities to your service offering
Technologies Used
Backend
- PHP 8.0+ (typed properties, match expressions, enums)
- WordPress REST API
- Composer (PSR-4 autoloading)
- Custom database tables with proper indexing
Frontend
- TailwindCSS (compiled utility-first CSS)
- jQuery 3.7.1 + jQuery UI
- Vanilla JavaScript (ES6+)
- Single Page Application architecture
- Google Fonts (Quicksand)
External Services
- Paddle.com (payment processing)
- Google OAuth 2.0 (social login)
- Cloudflare Turnstile (bot protection)
What’s Included
- Main Plugin: oxygen-app.zip – Complete SaaS application
- Extension Plugin: oxygen-app-extended.zip – Customization examples
- Documentation: Complete HTML documentation with screenshots
- Free Updates: Lifetime updates
Monetization Strategy
Free Tier (Convert visitors to users)
- Access to non-premium sounds and backgrounds
- Limited playlists (3 by default)
- Limited sounds per playlist (4 by default)
- Basic features to hook users
Pro Tier (Recurring revenue)
- All premium sounds and backgrounds
- More playlists (10 by default)
- More sounds per playlist (9 by default)
- Sleep mode feature
- Priority support (you decide)
- Monthly or yearly billing
Credits
The sounds and the backgrounds from the demo preview are not included within the package.
- Sounds: freesound.org and uppbeat.io
- Image backgrounds: unsplash.com
- Video backgrounds: pexels.com
