OpenWA
A free, open source, self-hosted WhatsApp API gateway.
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Web App
httpSMS
Use your Android phone as an SMS gateway with a simple HTTP API.
Day 43 since launch · Launched 25 August 2026
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What is httpSMS?
httpSMS lets you send and receive SMS messages from your Android phone by calling a simple HTTP API. Received messages can be forwarded to your webhook endpoint, with end-to-end encryption available. It is open source and has a hosted service.
Pros
- Turns a phone you own into an SMS gateway
- Webhooks for incoming messages
- Open source with 5,000+ stars
Cons
- AGPL-3.0 licence has strict terms for modified versions
- Requires an Android phone and a SIM plan
Who should use httpSMS
Developers and small teams who want to send SMS programmatically from their own phone.
Who may not need it
People who need bulk or carrier-grade messaging.
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