tnc 话题在 GitHub 上没有填写简介，这里按 Star 数汇总最相关的热门仓库。
Dire Wolf is a software "soundcard" AX.25 packet modem/TNC and APRS encoder/decoder. It can be used stand-alone to observe APRS traffic, as a tracker, digipeater, APRStt gateway, or Internet Gateway (IGate). For more information, look at the bottom 1/4 of this page and in https://github.com/wb2osz/direwolf/blob/dev/doc/README.md
LoRa ESP32 KISS 蓝牙调制解调器（适用于 APRSDroid 或 aprs.fi iOS）+ APRS-IS RX/TX iGate 通过 WiFi + Digipeater + DV（带 Codec2 对讲机）
Attach TNC devices as network interfaces
MeshTNC is a tool for turning consumer grade LoRa radios into KISS TNC compatible packet radio modems
A pure Python3 implementation of the LSV2 protocol
TNC for Raspberry Pi Pico
Terminal Node Controller (TNC) for ESP32
A modem/TNC to generate the AFSK audio tones for sending APRS messages using a Raspberry Pi Pico/Pico2
A modern, multi-platform packet terminal program for AX.25 Packet Radio. It supports versatile connections such as KISS over TCP/Serial, AXIP over UDP and Linux AX.25 Devices.
Utils for over-the-air APRS (Advanced Packet Reporting System) under Node.js
IRC-like messaging system for HAM packet radio with additional APRS support.
local-aprs is a 'local' web server and client for aprs messages.
Arduino based LoRa KISS TNC
Arduino Micro LoRA/FSK USB KISS modem (for Linux AX.25, APRSDroid, Codec2Talkie) or standalone APRS AX.25 micro digirepeater
Single sketch LoRa Arduino TNC KISS modem for APRS or AX.25 networks
Arduino Amateur Radio NRF24L01 2.4 GHz USB serial KISS TNC (terminal node controller) for AX25 packet networks
FlexPacket is a cross platform PacketRadio Software
APRS LoRa
Simple Bluetooth KISS AFSK1200 TNC based on LibAPRS
A(FSK) modem library for APRS and packet radio