DMSI DDLS – Digital Downloads, Licensing & Subscriptions (DDLS) is a comprehensive solution for software vendors, digital product sellers, and subscription-based businesses who need to manage licenses, subscriptions, and digital downloads through WooCommerce.
Why Choose DDLS?
Unlike expensive alternatives that cost $500-700/year, DDLS provides enterprise-grade licensing features completely free. Built specifically for WordPress and WooCommerce, it integrates seamlessly with your existing store.
Core Features
License Management
- Generate unique license keys automatically on purchase
- Set activation limits per license (unlimited or fixed number)
- Track activations with detailed site information
- License expiration with automatic notifications
- License status management (active, expired, suspended, revoked)
- Transfer licenses between customers (with admin approval)
- Bulk actions (activate, suspend, delete)
Subscription Management
- Custom subscription system (no WooCommerce Subscriptions required)
- Subscription tracking and status management
- Manual renewal order creation
- Grace periods for expired subscriptions
- Admin notifications for renewals due
Digital Downloads
- Secure file delivery with signed URLs
- Version management for software products
- Multiple files per product version
- Platform-specific downloads (Windows, Mac, Linux)
- Download tracking and logging
- Access control based on license status
Customer Portal
- Self-service license management
- View and download purchased products
- Deactivate sites from the portal
- View subscription status
- Download history
- Account settings
Email Notifications
- 30+ email templates
- Customer and admin notifications
- License lifecycle emails (created, activated, expiring, expired)
- Subscription status emails
- Email queue with retry logic
- Email logs
REST API
- License validation endpoint
- Activation and deactivation endpoints
- Download endpoints
- Secure API key authentication
- Rate limiting protection
Admin Dashboard
- Overview widgets with key metrics
- License status summary
- Recent activity feed
- Quick actions for common tasks
Reports
- License reports
- Customer reports
- Basic analytics
- Export capabilities
Security
- 4 user roles with granular permissions
- API key authentication
- Audit logging
- GDPR compliance tools
Bundle Products
- Group multiple DDLS products into a single purchasable SKU
- One parent license + one child license per bundled product generated on purchase
- One subscription covers the entire bundle — one renewal, one email
- Child licenses inherit each product’s own activation limit and duration
- Customer portal shows child licenses grouped under the bundle with “Managed by” labels
- Renewal extends all child licenses atomically in a single transaction
- Bundle badge in DDLS Products list shows child product count
Premium Extensions
Extend DDLS functionality with optional premium extensions, available at dmsi.gr:
- Update Server – Automatic plugin/theme updates
- Subscriptions Pro – Automatic renewals, payment retry, dunning
- Analytics Pro – Advanced revenue analytics and reporting
- Webhooks – Outbound event notifications
- Support Desk – Customer support ticketing
- Team Management – Multi-user license management
- Advanced API – Enterprise REST and GraphQL APIs
- Service Management – Service contracts and SLA tracking
Perfect For
- Software developers selling plugins, themes, or desktop applications
- Digital product sellers needing license control and secure downloads
- Subscription-based businesses with recurring billing needs
- Agencies managing client licenses and software access
- E-book, course, or media creators with download access control
- Anyone selling digital products through WooCommerce
Requirements
- WordPress 6.0 or higher
- WooCommerce 7.0 or higher
- PHP 8.0 or higher
- MySQL 5.7 or higher
Documentation
Comprehensive documentation is available at dmsi.gr/docs/ddls/
Support
For support questions, please visit dmsi.gr/support/
Privacy Policy
DMSI Digital Downloads, Licensing & Subscriptions stores the following data:
- Customer information (name, email) linked to WooCommerce orders
- License keys and activation records
- Site URLs where licenses are activated
- Download logs for security auditing
- Email logs for delivery tracking
This data is stored in your WordPress database and is not transmitted to external servers except when customers activate licenses (their site URL is recorded).
For GDPR compliance, customers can request data export or deletion through the Customer Portal or WordPress privacy tools.
Screenshots
Dashboard - Upper section with license overview, subscription revenue, and expiring licenses
Dashboard - Lower section with top products, renewals due, and system status
Customer Portal - Product overview with license, downloads, support, subscription, and purchase info
Licenses - List view with filtering, search, and bulk actions
Edit License - Configure license key, customer, product, type, activation limit, and expiration
Licensed Products - Product list with license type, activation limits, and pricing
Subscriptions - Track subscription status, billing, and renewal dates
Customer Portal - My Products page with product cards, license status, and quick actions
Reports - License and revenue analytics
Versions - Software version management and release tracking
Activations - Track license activations across sites and devices
Background Jobs - Automated task scheduling and processing status
Settings - General configuration options