WhatsApp Bulk Gateway – Send Free Bulk WhatsApp Messages with REST API (Source Code)

WhatsApp Gateway is a powerful bulk messaging and automation platform that allows you to send unlimited WhatsApp messages directly from your web panel or REST API. This complete WhatsApp marketing software comes with full source code and an advanced dashboard for managing campaigns, users, devices, and automated replies.

Designed for developers, marketers, and businesses, this WhatsApp bulk sender gateway enables seamless WhatsApp API integration, campaign management, and multi-device connectivity — making it the perfect solution for WhatsApp marketing, notifications, and customer engagement.

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Key Features of WhatsApp Gateway Software

User & Admin Authentication

Secure Register Page
Login System
Role-based Admin Dashboard
Dedicated User Dashboard

Bulk WhatsApp Messaging System

Send free bulk WhatsApp messages
Send customized WhatsApp SMS
Mass messaging campaigns
Save and manage mobile numbers
WhatsApp marketing automation

REST API Integration

Full REST API system included
WhatsApp API for developers
Send messages via API
Integrate with websites & apps
Automation-ready endpoints

Campaign & Automation Tools

Create WhatsApp message campaigns
Setup auto reply system
WhatsApp chatbot automation
Webhook integration support
Marketing workflow automation

Device & User Management

Connect unlimited WhatsApp devices
Multi-device gateway support
User management panel
Campaign control per user
Messaging activity tracking

Benefits of WhatsApp Bulk Gateway

Send unlimited WhatsApp bulk messages
Complete WhatsApp marketing solution
REST API ready WhatsApp sender
Automation and chatbot support
Multi-device WhatsApp gateway
Ideal for marketing & notifications
Instant download full source code
Easy installation & customization

Use Cases

WhatsApp marketing campaigns
Bulk promotional messages
Customer notifications
OTP & alerts via WhatsApp
Lead engagement automation
Business messaging platform
CRM & SaaS integration

Why Choose This WhatsApp Gateway?

This WhatsApp bulk messaging software provides a complete self-hosted WhatsApp API solution without monthly fees. You get full source code, REST API access, unlimited device connectivity, and powerful automation tools — making it ideal for agencies, developers, SaaS platforms, and marketing businesses.