Bulk Sms-sender Github <Limited Time>

This write-up provides an overview of bulk SMS sender tools available on GitHub as of April 2026, including common functionalities, popular repositories, and essential implementation steps. Overview of Bulk SMS Sender (GitHub)

Bulk SMS Sender repositories on GitHub are typically open-source scripts or applications designed to send mass SMS messages to a large audience. These tools are commonly used for marketing campaigns, notifications, OTP (One-Time Password) generation, and alerts. They generally work by integrating with SMS API gateways (like Twilio, Vonage, Telnyx) or using Android-based carrier network messaging. Key Features of Top Repositories

RAHB-REALTORS-Association/sms-sender: A Twilio Bulk ... - GitHub

Option 3: Reddit (r/programming or r/webdev style)

Title: PSA: Lots of "bulk SMS sender" scripts on GitHub – but use them carefully bulk sms-sender github

Post: I've been looking into open-source bulk SMS solutions on GitHub for a side project (appointment reminders). There's no shortage of PHP, Python, and Node.js repos that can connect to Twilio, MessageBird, or even GSM modems.

Some even include web dashboards with CSV import.

BUT – if you're planning to use these for cold marketing: This write-up provides an overview of bulk SMS

  1. You'll get flagged as spam fast
  2. It's illegal in many countries (TCPA in US, GDPR in EU)
  3. You'll burn your API credits

Use these tools for:

  • Internal alerts
  • Verified user OTPs
  • Transactional updates

Search term: bulk sms-sender github

Anyone here built a production-ready SMS sender? What gateway do you recommend? Option 3: Reddit (r/programming or r/webdev style) Title:

2. The GSM Modem Interface (Android/USB Dongles)

These projects utilize an Android phone or a USB GSM modem (dongle) connected to a server to physically send the messages.

  • Popular Tech: Gnokii, Kannel, or Python libraries like pyserial.
  • Pros: No per-message cost beyond your carrier plan; great for low-volume local marketing.
  • Cons: Hardware dependency, slower speeds, risk of SIM blocking by carriers.
  • Best For: Small businesses, NGOs, or internal notifications.

Security & compliance notes

  • Ensure opt‑in consent and follow local SMS regulations (e.g., TCPA, GDPR considerations).
  • Store credentials in environment variables or secrets manager; rotate regularly.
  • Respect provider rate limits and message throughput to avoid account suspension.

Code snippets

  • Provider adapter interface (TypeScript-like pseudocode) 
    interface SmsProvider 
  sendBatch(messages: SmsMessage[]): Promise<SendResult[]>
  parseWebhook(body: any): DeliveryReport
  • Exponential backoff retry (pseudo) 
    for attempt in 1..maxAttempts:
  try send(batch)
  catch transient -> sleep(baseDelay * 2^(attempt-1))
  else permanent -> moveToDeadLetter(batch)

Observability

  • Export metrics: messages_sent_total, messages_failed_total, avg_send_latency_seconds.
  • Track per-provider and per-region metrics.
  • Provide a dashboard with delivery success over time, retry counts, and queue depth.

Example: Building Your Own Bulk SMS Sender (Python + Twilio)

Here’s a minimal, legal bulk sender using GitHub-hosted code:

import os
from twilio.rest import Client

Best practice for ethical bulk SMS:


    

  1. Collect explicit opt-in from recipients.
    2. 

  2. Use a reputable SMS provider (Twilio, Plivo, AWS SNS).
    3. 

  3. Keep logs of consent.
    4. 

  4. Include your business name and opt-out instructions.
    5.