LoRa Mesh Networks
- Meshtastic - open source, off-grid, decentralized mesh network using LoRa
- Meshtastic GitHub
- Meshtastic firmware
- MeshTastic Android
- Ripple - experimental LoRa mesh networking
Reticulum Stack
- Reticulum - self-configuring, encrypted mesh networking stack
- Reticulum GitHub
- NomadNet - encrypted communications network built on Reticulum
- Sideband - LXMF client for Android, Linux and macOS
- LXMF - secure, distributed messaging protocol
- RNode - open LoRa radio hardware
MeshCore
- MeshCore - Meshtastic-like mesh networking for T-Deck, T-Watch, and other ESP32 devices
- MeshCore Radio - radio firmware component
Delay-Tolerant Networks (DTN)
- Briar - secure messaging via Bluetooth, WiFi, or Tor
- Briar GitHub
- Secure Scuttlebutt - P2P gossip protocol
- Manyverse - social network using SSB
Overlay Mesh Networks
- Yggdrasil - overlay network implementing a greedy routing scheme
- Yggdrasil GitHub
- cjdns - encrypted IPv6 mesh network
- Hyperboria - cjdns-based mesh network
Decentralized P2P
- GNUnet - framework for secure, decentralized networking
- GNUnet GitHub
- libp2p - modular networking stack for P2P applications
- libp2p GitHub
- ipfs-cluster - replicate datasets across IPFS
Hardware & Radios
- Heltec LoRa boards
- TTGO LoRa boards
- RAK WisBlock - modular LoRa hardware
- MeshCom - amateur radio mesh networking