Php License Key System Github (INSTANT · 2024)

(Stars: 0) is a simple, focused Laravel package for license key verification against external APIs. It's particularly useful when you want to separate your licensing logic into a dedicated service while keeping client validation simple and maintainable.

In the competitive landscape of software development, protecting your intellectual property is paramount. For PHP developers selling plugins, themes, or standalone applications, implementing a robust, secure, and reliable license key system is essential to prevent unauthorized usage and ensure revenue retention.

(Stars: 36, Forks: 11) is a robust, full-stack license management solution built with Laravel. Its key strength lies in its comprehensive feature set, which includes automated subscription management with renewal reminders and even payment integration with Flutterwave. This system uses SQLite for easy setup and includes both an admin dashboard for license management and a user dashboard for customer self-service, making it a complete business solution for software sellers.

: Comprehensive logging helps identify abuse patterns, troubleshoot customer issues, and provide evidence in case of disputes.

require_once('license_validator.php'); $license = $_POST['license_key']; $isValid = LicenseValidator::check($license); if (!$isValid) die("Invalid or expired license."); // Proceed to activate premium features Use code with caution. Key Features to Look For Keys should not be easily forged. php license key system github

WordPress licensing has its own ecosystem, with solutions that integrate seamlessly with popular platforms:

What are you licensing? (WordPress plugin, standalone SaaS script, Laravel app?)

: Solid for teams needing scalability and a clean API for multiple products.

I can provide the specific code blocks or workflow configurations you need. Share public link (Stars: 0) is a simple, focused Laravel package

php-license-key-system/ ├── api/ │ ├── generate.php │ ├── validate.php │ └── status.php ├── database/ │ └── license.sql ├── includes/ │ ├── config.php │ └── License.php ├── examples/ │ ├── client-example.php │ └── admin-generate.php └── README.md

false, 'message' => 'Invalid request method.']); exit; $license_key = $_POST['license_key'] ?? ''; $domain = $_POST['domain'] ?? ''; // Connect to your database $pdo = new PDO('mysql:host=localhost;dbname=licensing', 'user', 'password'); // Check if license exists and is active $stmt = $pdo->prepare("SELECT * FROM licenses WHERE license_key = ? AND expires_at > NOW() AND status = 'active'"); $stmt->execute([$license_key]); $license = $stmt->fetch(); if (!$license) echo json_encode(['success' => false, 'message' => 'License is invalid or expired.']); exit; // Check activation limits $stmt = $pdo->prepare("SELECT COUNT(*) FROM license_activations WHERE license_id = ?"); $stmt->execute([$license['id']]); $current_activations = $stmt->fetchColumn(); // Check if this domain is already activated $stmt = $pdo->prepare("SELECT * FROM license_activations WHERE license_id = ? AND domain = ?"); $stmt->execute([$license['id'], $domain]); $already_active = $stmt->fetch(); if (!$already_active && $current_activations >= $license['max_instances']) echo json_encode(['success' => false, 'message' => 'Activation limit reached.']); exit; if (!$already_active) // Register new activation $stmt = $pdo->prepare("INSERT INTO license_activations (license_id, domain) VALUES (?, ?)"); $stmt->execute([$license['id'], $domain]); echo json_encode(['success' => true, 'message' => 'License verified successfully.']); Use code with caution. 3. The Client Check (Client Side)

LicenseGate is a modern, open-source licensing tool designed for developers who need more than just a key generator.

$generator = new LicenseGenerator(); $licenseKey = $generator->generate(); // Returns a string like "ABCD-EFGH-IJKL-MNOP" For PHP developers selling plugins, themes, or standalone

Ideal for selling desktop software or complex PHP applications. Verdict: Robust and enterprise-ready. 2. LicenseKeys (Laravel Framework)

You can host your premium code in a private GitHub repository.

Implement cryptographic signature verification (such as public/private key pairs using openssl_sign and openssl_verify ).