Indigo – Host your own SMS as a Service infrastructure.

curl -X POST 'https://sms.example.com/sms' \
--header 'Authorization: Bearer SOME_SECURE_TOKEN' \
--header 'Content-Type: application/json' \
--data-raw '{
"to": "+4369917334800",
"message": "Hello from Indigo 🌱"
}'

API

indigo/api

OCI Image

Gateway

indigo/gateway

OCI Image

Raspberry Pi

Or any other Linux device

SIM card

Ideally with an unlimited SMS plan

Modem

e.g. Huawei E3131

Start setup