disconnects dial-up ISP after time limit or if speed is below 30.00 Kbps for 5 min; prints connection time, speed, & its consistency

Tool to analyse pppd logs for DialUp internet usage statistics.

A tool to aid in the connection of old computers to a modern IP network using a serial port

Modem supervisor written in python that can be used as systemd service unit to keep a GPRS/3G connection up when using QUECTEL modems

pppd daemon with enhanced ifname.

Simple VPN (PPTP) server in Docker

PPP Configure for Embedded Linux - 3G/GPRS Modem

accel-pptp fork

Software program that emulates a PPP, SLIP, or CSLIP connection to the Internet via a shell account

AT application for ESP32 ESP-IDF with PPP server and web browser additions

Paul's PPP Package: PPP daemon and associated utilities | Official GitHub repo: https://github.com/ppp-project/ppp