Twilio is not available as a self-hosted solution but there are some alternatives for power users and business that want to host a solution on-premise. The best Self-Hosted alternative is Vendel, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to Twilio and ten of them are available as a self-hosted solution so hopefully you can find a suitable replacement. Other interesting Self-Hosted alternatives to Twilio are Wazo, textbee.dev, MirrorFly and 46elks.
Vendel is a full-stack platform for SMS management and delivery through connected devices. It allows sending SMS messages using registered devices (Android phones or modems) as gateways, with quota management, webhooks, and multi-user support.
Wazo is mainly an IPBX that provides communication services such audio, video, and instant messaging based on the use of standard network technologies such as the TCP/IP protocol. It is interoperable with most market telephony systems and gives users access to flexible and...
textbee.dev is an open-source SMS gateway that enables users to send and receive SMS messages via a web dashboard or a REST API. Perfect for businesses, developers, and hobbyists who need a reliable and cost-effective way to automate SMS messaging.
MirrorFly is customizable in-app communication SDKs for businesses to integrate chat, voice, video calling and video conferencing features on their existing web and mobile applications.
Receive & send SMS messages, allocate phone numbers, control incoming phone calls, build IVRs, connect calls and create automated outgoing phone calls. Simply Voice, SMS & MMS in one easy API.
The voice phone platform based on Asterisk and FreePBX propulsed by Voximal VoiceXML interpreter.
International Communication Platform as a Service (CPaaS) provider with zero-hop connectivity to telecoms globally. It supports all major mobile communication channels, like SMS, email, WhatsApp, Viber, voice, video and more, over API and web UI.
Started as a reimplementation of the open source Plivo Framework (unmaintained as of 2015), Eqivo simplifies the integration between web applications and voice-enabled endpoints, such as traditional phone lines (PSTN), VoIP phones, webRTC clients etc.
httpSMS is a service that lets you use your Android phone as an SMS Gateway to send and receive SMS messages. You make a request to a simple HTTP API and it triggers your Android phone to send an SMS. SMS messages received on your android phone can also be forwarded to your...
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Its one the customizable software and one time licence cost.