gsm-sms-gatewaySend and receive SMS messages through a self-hosted SMS Gateway running on a USB GSM modem. Use when the user needs to send text messages, check for incoming...
Install via ClawdBot CLI:
clawdbot install mattboston/gsm-sms-gatewayGrade Fair — based on market validation, documentation quality, package completeness, maintenance status, and authenticity signals.
Sends data to undocumented external endpoint (potential exfiltration)
send → https://github.com/mattboston/sms-gatewayCalls external URL not in known-safe list
https://github.com/mattboston/sms-gateway/blob/main/openclaw/README.mdUses known external API (expected, informational)
raw.githubusercontent.comAI Analysis
The skill interacts with a self-hosted SMS gateway service (localhost:5174) as documented, and the external GitHub references are for documentation and script sourcing, not active data exfiltration. The primary risk is the dependency on an external, user-managed service and scripts, but no unauthorized data transmission or credential harvesting is evident.
Generated Mar 22, 2026
A local service business uses the SMS Gateway to send appointment reminders, service updates, and payment confirmations to customers. By integrating with their scheduling software, they automate notifications, reducing no-shows and improving customer communication. The allowlist ensures only verified customer numbers receive messages.
A distributed team in construction or field services uses the SMS Gateway to send urgent alerts about site issues, safety warnings, or schedule changes when internet is unreliable. Team members can reply via SMS for quick confirmation. The allowlist restricts messages to authorized personnel only.
A homeowner integrates the SMS Gateway with smart home systems to receive SMS alerts for security breaches (e.g., door sensors), utility failures, or delivery notifications. They can also send SMS commands to control devices remotely. The allowlist filters messages to trusted contacts.
A small clinic uses the SMS Gateway to send medication reminders, post-appointment check-ins, and lab result notifications to patients in areas with limited smartphone access. Patients can reply with simple responses (e.g., 'OK' or 'Need help'). The allowlist ensures HIPAA-compliant communication with verified numbers.
A community organization uses the SMS Gateway to coordinate volunteers for events, sending shift reminders, weather updates, and last-minute changes. Volunteers can reply to confirm availability or report issues. The allowlist keeps communication within the group.
Offer a monthly subscription where businesses pay to send a set number of SMS alerts (e.g., 500 messages/month) for notifications like order updates or outage alerts. Revenue comes from tiered plans based on volume, with higher tiers offering priority support and custom integrations.
Charge a flat fee to install and configure the SMS Gateway for clients, including hardware setup (USB modem), allowlist management, and integration with their existing systems (e.g., CRM or monitoring tools). Additional revenue from hourly support for troubleshooting or upgrades.
Operate a platform where users pay per SMS sent or received, ideal for occasional users like event organizers or small projects. Revenue is generated from message credits purchased in bulk (e.g., $10 for 100 messages), with discounts for higher volumes.
💬 Integration Tip
Ensure the SMS Gateway service is running and accessible locally before using the scripts; test connectivity with the health check command to avoid common setup errors.
Scored Apr 19, 2026
Audited Apr 17, 2026 · audit v1.0
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