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Browser Pool SaaS - Complete Feature List

This document provides a comprehensive overview of all features implemented in the Browser Pool SaaS platform.

Table of Contents

  1. Core Features
  2. Authentication & Security
  3. User Management
  4. Subscription & Payments
  5. API & Rate Limiting
  6. Webhooks & Notifications
  7. Admin Features
  8. Developer Features
  9. Compliance & Security
  10. Monitoring & Logging

Core Features

Screenshot Service

  • ✅ Headless browser pool management
  • ✅ Full-page screenshot capture
  • ✅ Automatic cookie consent handling
  • ✅ Popup/modal blocking
  • ✅ Configurable pool size and idle timeout
  • ✅ Concurrent request handling
  • ✅ Browser resource management

Browser Pool

  • ✅ Efficient page reuse
  • ✅ Automatic cleanup on release
  • ✅ Maximum pool size enforcement
  • ✅ Queue management for concurrent requests
  • ✅ Idle timeout with automatic shutdown
  • ✅ Connection health monitoring

Authentication & Security

API Key Authentication

  • ✅ Bcrypt-hashed API keys
  • ✅ Multiple keys per user
  • ✅ Key naming and management
  • ✅ Last used tracking
  • ✅ Key revocation
  • ✅ Automatic key generation on registration

Password Management

  • ✅ Secure password hashing (bcrypt)
  • ✅ Password reset via email
  • ✅ Secure reset tokens (1-hour expiry)
  • ✅ Password change for authenticated users
  • ✅ Current password verification required

Email Verification

  • ✅ Email verification tokens
  • ✅ 24-hour token expiry
  • ✅ Verification status tracking
  • ✅ Re-verification on email change
  • ✅ Verification reminders

Session Management

  • ✅ Last login tracking
  • ✅ Failed login attempt logging
  • ✅ IP address capture
  • ✅ User agent tracking

User Management

User Registration & Login

  • ✅ Email-based registration
  • ✅ Password validation (min 8 characters)
  • ✅ Automatic FREE plan assignment
  • ✅ Welcome email with API key
  • ✅ Duplicate email prevention
  • ✅ Login with email/password
  • ✅ Account status checking

Profile Management

  • ✅ Update name
  • ✅ Update email (requires re-verification)
  • ✅ Change password
  • ✅ View profile information
  • ✅ Last login timestamp

Account Operations

  • ✅ Data export (GDPR compliance)
  • ✅ Account deletion (GDPR compliance)
  • ✅ Automatic subscription cancellation
  • ✅ Cascade deletion of related data

Subscription & Payments

Subscription Plans

  • ✅ FREE: 100 screenshots/month, 5 req/min
  • ✅ PRO ($29/month): 5,000 screenshots/month, 30 req/min
  • ✅ ENTERPRISE ($299/month): 100,000 screenshots/month, 100 req/min

Dodo Payments Integration

  • ✅ Customer creation
  • ✅ Checkout session generation
  • ✅ Subscription creation
  • ✅ Plan upgrades/downgrades
  • ✅ Prorated billing
  • ✅ Trial period support
  • ✅ Subscription cancellation
  • ✅ Subscription reactivation

Payment Management

  • ✅ Payment history tracking
  • ✅ Receipt generation
  • ✅ Failed payment handling
  • ✅ Payment retry logic
  • ✅ Refund tracking

Webhook Processing

  • ✅ checkout.session.completed
  • ✅ subscription.created
  • ✅ subscription.updated
  • ✅ subscription.deleted
  • ✅ payment.succeeded
  • ✅ payment.failed
  • ✅ invoice.paid
  • ✅ invoice.payment_failed
  • ✅ Signature verification

Automatic Actions

  • ✅ Plan update on payment success
  • ✅ Quota adjustment on plan change
  • ✅ Downgrade to FREE on cancellation
  • ✅ Subscription status synchronization

API & Rate Limiting

Rate Limiting

  • ✅ Per-plan rate limits (requests/minute)
  • ✅ In-memory rate limit tracking
  • ✅ Rate limit headers in responses
  • ✅ Automatic reset windows
  • ✅ Graceful limit enforcement

Usage Quotas

  • ✅ Monthly screenshot quotas
  • ✅ Automatic quota creation
  • ✅ Per-period tracking
  • ✅ Quota enforcement
  • ✅ Usage statistics
  • ✅ Quota warnings (80% threshold)

API Endpoints

Public Endpoints

  • GET / - API information
  • GET /health - Health check
  • POST /auth/register - User registration
  • POST /auth/login - User login
  • POST /account/request-password-reset - Request password reset
  • POST /account/reset-password - Reset password
  • POST /account/verify-email - Verify email

Protected Endpoints (API Key Required)

  • POST /screenshot - Capture screenshot
  • GET /users/me - Get user profile
  • GET /users/usage - Get usage statistics
  • GET /users/api-keys - List API keys
  • POST /users/api-keys - Create API key
  • DELETE /users/api-keys/:id - Revoke API key
  • POST /account/change-password - Change password
  • POST /account/request-email-verification - Request email verification
  • PATCH /account/profile - Update profile
  • GET /account/export - Export user data
  • DELETE /account - Delete account

Subscription Endpoints

  • GET /subscriptions/plans - List plans
  • GET /subscriptions - Get active subscription
  • POST /subscriptions/checkout - Create checkout session
  • POST /subscriptions/upgrade - Upgrade/downgrade plan
  • POST /subscriptions/cancel - Cancel subscription
  • POST /subscriptions/reactivate - Reactivate subscription
  • GET /subscriptions/payments - Payment history

Webhook Endpoints

  • GET /webhooks - List webhooks
  • POST /webhooks - Create webhook
  • GET /webhooks/:id - Get webhook
  • PATCH /webhooks/:id - Update webhook
  • DELETE /webhooks/:id - Delete webhook
  • POST /webhooks/:id/test - Test webhook
  • POST /dodo-webhooks - Dodo payment webhooks

Admin Endpoints (Admin API Key Required)

  • GET /admin/users - List all users
  • GET /admin/users/:id - Get user details
  • PATCH /admin/users/:id - Update user
  • GET /admin/analytics - System analytics
  • GET /admin/health - Detailed health check

Webhooks & Notifications

User-Defined Webhooks

  • ✅ Custom webhook URLs
  • ✅ Event filtering
  • ✅ Signature generation
  • ✅ Webhook testing
  • ✅ Active/inactive status
  • ✅ Last triggered tracking

Webhook Events

  • ✅ screenshot.completed
  • ✅ screenshot.failed
  • ✅ quota.warning (80% used)
  • ✅ quota.exceeded
  • ✅ apikey.created
  • ✅ apikey.revoked
  • ✅ subscription.created
  • ✅ subscription.updated
  • ✅ subscription.canceled
  • ✅ payment.succeeded
  • ✅ payment.failed

Email Notifications

  • ✅ Welcome email on registration
  • ✅ Password reset email
  • ✅ Email verification
  • ✅ Quota warning (80%)
  • ✅ Quota exceeded
  • ✅ Payment success
  • ✅ Payment failed
  • ✅ Subscription canceled
  • ✅ HTML templates with branding
  • ✅ Plain text fallback

Admin Features

User Management

  • ✅ List all users (paginated)
  • ✅ View user details
  • ✅ Update user plan
  • ✅ Update user status (ACTIVE, SUSPENDED, DELETED)
  • ✅ Grant/revoke admin access
  • ✅ View user activity

Analytics Dashboard

  • ✅ Total user count
  • ✅ Active user count (last 30 days)
  • ✅ Users by plan distribution
  • ✅ Total requests (all time)
  • ✅ Recent requests (last 30 days)
  • ✅ Error rate calculation
  • ✅ Average response time

System Health

  • ✅ Database connectivity check
  • ✅ System uptime
  • ✅ Memory usage
  • ✅ User/API key/log counts
  • ✅ Health status endpoint

Developer Features

Development Tools

  • ✅ Database seed script with test data
  • ✅ Admin user creation script
  • ✅ Sample usage logs generation
  • ✅ Test credentials output
  • ✅ TypeScript support
  • ✅ Hot reload in development

Database Management

  • ✅ Prisma ORM
  • ✅ PostgreSQL support
  • ✅ Migration system
  • ✅ Schema visualization (Prisma Studio)
  • ✅ Seed command

Logging

  • ✅ Winston logger
  • ✅ Structured logging
  • ✅ Request/response logging
  • ✅ Error logging with stack traces
  • ✅ Debug logging for Prisma queries
  • ✅ Log levels (info, warn, error, debug)

Error Handling

  • ✅ Global error handler
  • ✅ Request ID tracking
  • ✅ 404 handler
  • ✅ Production-safe error messages
  • ✅ Stack traces in development
  • ✅ Structured error responses

Compliance & Security

GDPR Compliance

  • ✅ Data export functionality
  • ✅ Account deletion (right to be forgotten)
  • ✅ Data retention policies
  • ✅ Consent tracking
  • ✅ Privacy-focused design

Audit Logging

  • ✅ User registration tracking
  • ✅ Login attempt logging
  • ✅ Failed login tracking
  • ✅ Password change logging
  • ✅ Profile update tracking
  • ✅ Account deletion logging
  • ✅ IP address capture
  • ✅ User agent tracking
  • ✅ JSON details storage

Security Features

  • ✅ Bcrypt password hashing
  • ✅ API key hashing
  • ✅ Secure token generation
  • ✅ Token expiration
  • ✅ CORS configuration
  • ✅ SQL injection prevention (Prisma)
  • ✅ Input validation (Zod)
  • ✅ Webhook signature verification
  • ✅ Rate limiting
  • ✅ Request size limits

Monitoring & Logging

Request Tracking

  • ✅ Unique request IDs
  • ✅ Request duration tracking
  • ✅ HTTP method and path logging
  • ✅ Status code tracking
  • ✅ Response time metrics

Usage Tracking

  • ✅ Per-endpoint usage logs
  • ✅ URL requested tracking
  • ✅ Status code logging
  • ✅ Response time logging
  • ✅ Error message capture
  • ✅ Historical data retention

Performance Metrics

  • ✅ Average response times
  • ✅ Success/failure rates
  • ✅ Popular URLs
  • ✅ User activity patterns
  • ✅ System resource usage

Database Schema

Models Implemented

  1. User - User accounts with auth and billing
  2. ApiKey - Hashed API keys for authentication
  3. UsageLog - Request history and metrics
  4. Quota - Monthly usage limits and tracking
  5. Webhook - User-defined event webhooks
  6. Subscription - Dodo Payments subscriptions
  7. Payment - Payment history and receipts
  8. AuditLog - Security and compliance audit trail

Relationships

  • User → ApiKeys (1:many)
  • User → UsageLogs (1:many)
  • User → Quotas (1:many)
  • User → Webhooks (1:many)
  • User → Subscriptions (1:many)
  • User → Payments (1:many)
  • User → AuditLogs (1:many)
  • Subscription → Payments (1:many)
  • ApiKey → UsageLogs (1:many)

Environment Configuration

Application Settings

  • NODE_ENV
  • PORT
  • ORIGIN_URL

Database

  • DATABASE_URL

Authentication

  • JWT_SECRET
  • API_KEY_PREFIX

Rate Limiting

  • RATE_LIMIT_FREE
  • RATE_LIMIT_PRO
  • RATE_LIMIT_ENTERPRISE

Quotas

  • QUOTA_FREE
  • QUOTA_PRO
  • QUOTA_ENTERPRISE

Dodo Payments

  • DODO_API_KEY
  • DODO_API_URL
  • DODO_WEBHOOK_SECRET
  • DODO_PRICE_ID_PRO
  • DODO_PRICE_ID_ENTERPRISE

Email Service

  • EMAIL_ENABLED
  • SMTP_HOST
  • SMTP_PORT
  • SMTP_USER
  • SMTP_PASS
  • EMAIL_FROM

Browser Pool

  • BROWSER_POOL_SIZE
  • BROWSER_IDLE_TIMEOUT

NPM Scripts

  • npm run dev - Start development server with hot reload
  • npm run build - Build TypeScript to JavaScript
  • npm start - Start production server
  • npm run db:migrate - Run database migrations (dev)
  • npm run db:migrate:deploy - Run migrations (production)
  • npm run db:generate - Generate Prisma client
  • npm run db:studio - Open Prisma Studio
  • npm run db:seed - Seed database with test data
  • npm run create:admin - Create admin user

Production Ready Features

✅ Scalable architecture ✅ Comprehensive error handling ✅ Security best practices ✅ GDPR compliance ✅ Audit logging ✅ Email notifications ✅ Payment processing ✅ Rate limiting ✅ Usage tracking ✅ Admin dashboard ✅ Developer-friendly API ✅ Extensive documentation ✅ Type-safe codebase ✅ Database migrations ✅ Seed data for testing ✅ Request tracing ✅ Performance monitoring

Technology Stack

  • Runtime: Node.js 18+
  • Language: TypeScript
  • Web Framework: Hono (fast & lightweight)
  • Database: PostgreSQL
  • ORM: Prisma
  • Browser Automation: Playwright
  • Authentication: API Keys with bcrypt
  • Payments: Dodo Payments
  • Email: Nodemailer
  • Validation: Zod
  • Logging: Winston
  • HTTP Client: Axios

Documentation

Testing Credentials

After running npm run db:seed:

Admin User

Free Tier User

Pro Tier User

Enterprise User

What's Next?

The platform is now production-ready! Optional enhancements:

  • Redis for distributed rate limiting
  • Message queue for background jobs
  • OpenAPI/Swagger documentation
  • Frontend dashboard
  • Mobile app
  • Additional browser engines
  • Screenshot customization options
  • Bulk screenshot API
  • Scheduled screenshots
  • Screenshot history storage

Last Updated: 2025-01-15 Version: 1.0.0 Status: Production Ready ✅