oneeurolabs

<p>OneEuroLabs License Key Manager is a <strong>free, fully functional</strong> license key management plugin for WordPress. Issue, validate, and manage license keys for your software products.</p>
<p><strong>External services used:</strong><br />
* <strong>Stripe</strong> – Payment processing. <a href="https://stripe.com/legal" rel="nofollow ugc">Terms</a> | <a href="https://stripe.com/privacy" rel="nofollow ugc">Privacy</a><br />
* <strong>PayPal</strong> – Payment processing. <a href="https://www.paypal.com/us/legalhub/useragreement-full" rel="nofollow ugc">Terms</a> | <a href="https://www.paypal.com/us/webapps/mpp/ua/privacy-full" rel="nofollow ugc">Privacy</a></p>
<p>Data sent: payment event data from Stripe/PayPal to this plugin via webhook. No personal data is sent from this plugin to external services.</p>
<p><strong>LicenseHub</strong> is the easiest way to sell and manage software license keys directly from WordPress. Connect your payment provider, and license keys are generated and delivered automatically by email.</p>
<h4>Free Version</h4>
<ul>
<li>Generate & manage license keys (up to 50)</li>
<li>REST API: validate, activate, deactivate</li>
<li>Admin dashboard with live stats</li>
<li>Automatic license email delivery</li>
<li>1 payment provider: Stripe <strong>or</strong> PayPal</li>
<li>Webhook log</li>
</ul>
<h4>Pro Version – from €149/year</h4>
<ul>
<li><strong>Unlimited licenses</strong></li>
<li><strong>8 payment providers</strong>: Stripe, PayPal, Paddle, LemonSqueezy, WooCommerce, EDD, Gumroad, Mollie</li>
<li>Demo license system (24h trial, countdown starts on first activation)</li>
<li>Expiry reminder emails (7 days before)</li>
<li>CSV export & reports</li>
<li>Custom external database (MySQL/MariaDB)</li>
<li>Multi-site shared database</li>
<li>White-label email templates</li>
<li>Priority support</li>
</ul>
<h4>REST API</h4>
<ul>
<li><code>POST /wp-json/licensehub/v1/validate</code></li>
<li><code>POST /wp-json/licensehub/v1/activate</code></li>
<li><code>POST /wp-json/licensehub/v1/deactivate</code></li>
<li><code>GET  /wp-json/licensehub/v1/plans</code></li>
<li><code>POST /wp-json/licensehub/v1/resend</code></li>
<li><code>POST /wp-json/licensehub/v1/webhook/stripe</code></li>
<li><code>POST /wp-json/licensehub/v1/webhook/paypal</code></li>
</ul>
<h4>License Key Format</h4>
<p>Keys are generated in the format <code>LH-XXXX-XXXX-XXXX-XXXX</code> using cryptographically secure random characters.</p>
<h3>Privacy Policy</h3>
<p>This plugin contacts <code>oneeurolabs.com</code> only when a Pro license key is entered in Settings. No data is sent without the administrator explicitly entering a key. Data sent: license key, email, anonymised site ID.</p>
<h3>External Services</h3>
<p>This plugin optionally connects to the following third-party services when configured by the site administrator. No data is transmitted unless the respective payment provider is enabled in the plugin settings.</p>
<h4>Stripe</h4>
<p>When Stripe is selected as the payment provider, this plugin sends an API request to the Stripe API to test connectivity (admin settings only). It also receives webhook events from Stripe at the registered webhook endpoint to create and manage license keys automatically.</p>
<ul>
<li>Data sent: Stripe API key (for connection test only, initiated manually by admin)</li>
<li>Data received: Payment and subscription events via webhook</li>
<li>When: Only when Stripe is configured and a payment event occurs</li>
<li>Stripe Terms of Service: https://stripe.com/terms</li>
<li>Stripe Privacy Policy: https://stripe.com/privacy</li>
</ul>
<h4>PayPal</h4>
<p>When PayPal is selected as the payment provider, this plugin sends an API request to the PayPal API to obtain an OAuth token for connection testing (admin settings only). It also receives webhook events from PayPal at the registered webhook endpoint.</p>
<ul>
<li>Data sent: PayPal Client ID and Secret (for connection test only, initiated manually by admin)</li>
<li>Data received: Payment and subscription events via webhook</li>
<li>When: Only when PayPal is configured and a payment event occurs</li>
<li>PayPal Terms of Service: https://www.paypal.com/us/legalhub/useragreement-full</li>
<li>PayPal Privacy Policy: https://www.paypal.com/us/legalhub/privacy-full</li>
</ul>


OneEuroLabs License Key Manager

Universal License Manager for WordPress. Generate, validate and manage software license keys. Supports Stripe or PayPal. Free for up to 50 licenses.

Invizo

<p>Invizo Cart helps you sell digital files, software products, e-books, design assets, templates, and licensed downloads from your WordPress site.</p>
<p>You can use it to create products, collect payments, generate license keys, deliver download links, manage orders, and give customers a frontend account area for their purchases.</p>
<p>The plugin is built for site owners who want a focused digital commerce workflow without turning every page into a large shop catalog. It includes product management, checkout shortcodes, customer order records, license records, tax settings, coupons, and a React-powered admin interface.</p>
<h4>Highlights</h4>
<ul>
<li>Digital product management with pricing, sale pricing, product media, file lists, and product descriptions.</li>
<li>Software license generation for paid orders.</li>
<li>Frontend shortcodes for product grids, checkout, order success pages, account dashboards, and single product displays.</li>
<li>Stripe, PayPal, and Paddle payment gateway integrations.</li>
<li>Tax rate management for country and state-level tax rules.</li>
<li>Coupon and discount management.</li>
<li>Customer and order management inside WordPress.</li>
<li>Download logging for delivered files.</li>
<li>React-powered admin screens for products, orders, customers, licenses, taxes, discounts, exports, and settings.</li>
<li>Custom database tables for digital product, order, license, tax, download, and coupon records.</li>
</ul>
<h4>Shortcodes</h4>
<p>Use these shortcodes on normal WordPress pages:</p>
<ul>
<li><code>[invizocart_products]</code> – show a frontend product grid.</li>
<li><code>[invizocart_cart]</code> – show the cart page with quantity controls and checkout link.</li>
<li><code>[invizocart_single_product]</code> – show a single digital product layout.</li>
<li><code>[invizocart_checkout]</code> – show the checkout page.</li>
<li><code>[invizocart_checkout_success]</code> – show the post-payment success page.</li>
<li><code>[invizocart_account_dashboard]</code> – show the customer account and downloads area.</li>
</ul>
<p>You can also link directly to checkout with a product query string, for example <code>/checkout/?add=123</code>.</p>
<h4>Who is this for?</h4>
<p>Invizo Cart is useful for:</p>
<ul>
<li>Developers selling licensed plugins, themes, templates, or software.</li>
<li>Designers selling UI kits, graphics, presets, or downloadable assets.</li>
<li>Creators selling e-books, guides, courses, or resource files.</li>
<li>Agencies that need a lightweight digital product checkout for client assets.</li>
<li>Site owners who want a focused digital store without a full physical-product catalog.</li>
</ul>
<h3>External services</h3>
<p>This plugin connects to external payment services outside your site.</p>
<ul>
<li><strong>Stripe API</strong> is used to create payment intents, confirm payment status, and process webhook events.</li>
<li><strong>PayPal checkout services</strong> may be used to redirect customers to PayPal and confirm checkout status.</li>
<li><strong>Paddle checkout services</strong> may be used to redirect customers to Paddle and confirm checkout status.</li>
</ul>
<h4>What data is sent to Stripe?</h4>
<p>When Stripe checkout is used, the plugin may send the order ID, customer email address, purchase amount, product metadata, payment intent IDs, and related payment metadata needed to create and confirm payment.</p>
<p>Payment card details are handled by Stripe.</p>
<ul>
<li>Stripe Services Agreement: https://stripe.com/ssa</li>
<li>Stripe Privacy Policy: https://stripe.com/privacy</li>
</ul>
<h4>What data is sent to PayPal?</h4>
<p>When PayPal checkout is used, the plugin may send the order reference, customer/payment context, and payment amount needed to initialize and confirm checkout.</p>
<ul>
<li>PayPal Legal Agreements: https://www.paypal.com/us/legalhub/paypal/home</li>
<li>PayPal Privacy Center: https://www.paypal.com/us/privacy-center/home</li>
</ul>
<h4>What data is sent to Paddle?</h4>
<p>When Paddle checkout is used, the plugin may send the order reference, customer/payment context, and payment amount needed to initialize and confirm checkout.</p>
<ul>
<li>Paddle Terms: https://www.paddle.com/legal/terms</li>
<li>Paddle Privacy Policy: https://www.paddle.com/legal/privacy</li>
</ul>
<h3>Build and source files</h3>
<p>The plugin includes generated browser assets for performance and the human-readable source files needed to review and rebuild them.</p>
<h4>Admin app assets</h4>
<ul>
<li>Generated files: <code>assets/admin-build/index.html</code> and <code>assets/admin-build/js/app.js</code>.</li>
<li>Source directory: <code>admin-ui/src/</code>.</li>
<li>Important source files: <code>admin-ui/src/main.jsx</code>, <code>admin-ui/src/App.jsx</code>, <code>admin-ui/src/*.jsx</code>, <code>admin-ui/src/App.css</code>, and <code>admin-ui/src/index.css</code>.</li>
<li>Build files included for review: <code>admin-ui/package.json</code>, <code>admin-ui/package-lock.json</code>, <code>admin-ui/vite.config.js</code>, and <code>admin-ui/index.html</code>.</li>
<li>Rebuild command: <code>cd admin-ui && npm install && npm run build</code>.</li>
</ul>
<h4>Frontend templates</h4>
<p>Frontend shortcode and template output is generated from PHP source files, including:</p>
<ul>
<li><code>src/Shortcodes.php</code></li>
<li><code>src/PublicFacing/Template_Manager.php</code></li>
<li><code>public/templates/single-digital-product.php</code></li>
</ul>
<h4>PHP dependencies</h4>
<p>Stripe’s PHP SDK and PayPal HTTP classes are installed with Composer and prefixed with Mozart into <code>InvizoCartVendor\</code> under <code>vendor_prefixed/</code>.</p>
<p>Stripe’s own SDK contains a cURL-based HTTP client. Those cURL calls are part of the third-party Stripe library, not plugin-specific HTTP code. Plugin-specific HTTP requests should use WordPress APIs.</p>
<p>The root <code>vendor/</code> and <code>node_modules/</code> folders are not included in the release package. The reviewable React source is included, but <code>admin-ui/node_modules/</code> is not.</p>


Invizo Cart

Sell digital downloads, software licenses, and digital products with checkout pages, customer account pages, download delivery, and payment gateways.

OneEuroLabs License Key Manager vs Invizo Cart