There are 4 repositories under sim800 topic.
A small Arduino library for GSM modules, that just works
Arduino HTTP & FTP client for SIM800L/SIM800 boards to perform GET and POST requests to a JSON API as well as FTP uploads.
STM32 HAL library for SIM800 release MQTT client over AT command
GSM Library for SIMCOM Modules on Arduino.
The SIM800L Arduino Library is a simple and easy-to-use library for the SIM800L module, allowing for quick and efficient communication with the module using the Arduino platform.
Datalogger for MicroPython and CPython.
A BareBone Arduino Library For SIM800 Modules
SIM module library for sending text and receiving call notifications
lwIP PPP porting for GSM modem (like sim800)
Internetgateway with TTGO T-Call
Enables GSM/GRPS network connection using the GSM/GPRS modules. Use this library to make/receive voice calls, to send and receive SMS using Generic GSM/GPRS modules, such as u-blox SARA-U201 module.This library also allows you to connect to internet through the GPRS networks. You can either use Web Clients and Servers.
Simple handmade open source mobile phone
SIM800L-Core-Module-KiCad-Footprint
Send Data via SIM900A / SIM800 - Arduino to Thingsboard IoT platform
GPS Tracker with GSM connection, logging to SDcard, sending data to mqtt server
Send data to firebase cloud using SIM800 (GPRS Module) and Atmega328p (Arduino) .
GPS tracker / send data over TTGO T-Call SIM800 GPRS
Sending pictures from Esp32cam to FTP server using GSM. Software plus hardware setup.
This is a slimmer version of the Adafruit FONA library intended for only TCP connections using the cheap SIM800 breakout modules.
Simple M2M/IOT at command based TCP library for SIM800 in arduino
SIM808 GPS/GPRS/GSM arduino Uno Send data to your sever The tracking is done by reading the GPS coordinates (longitude and latitude) and then sending them by using an HTTP request to a web server we used ARDUINO ide and server asp.net you can use any server PHP or ASP or...
This is an Arduino library for the Saleng GSM Shield from Layad Circuits and with pin changes, may also work with any SIM900/SIM800 based baords
OTA Update of ESP32 using SIM800C and AT commands