Saitama

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An open-source standalone firmware for LoRa mesh devices built on MeshCore, designed for the LilyGo T-Deck and T-Deck Plus. Provides smartphone-grade messaging, GPS maps, encrypted comms, and more — all running directly on the device with no phone, internet, or license required.

Fork of MeshCore (Official)

Repository ↗

Maintainer: 868meshbot ↗
Status: active
Maturity: beta
Lifecycle: active
Latest version: 1.0.0
Released: 2026-06-12
Runtime: Arduino · C++
Distribution: community
License: GPL-3.0

Capabilities

Transports

✓ BLE
✓ USB serial
✕ Native TCP
✕ Wi-Fi AP

Operations

✕ Web flasher
✕ OTA updates

Networking

✕ Repeater
✕ Room server
✕ Observer
✕ KISS modem

Hardware

✓ GPS
✓ Display
✕ Sensors
✕ Low-power RX

Protocol

✓ MeshCore compatible

Node roles

companionstandalone-ui

Features

Standalone messaging (no phone needed)
GPS maps
Encrypted communications
Channel and direct messaging
No accounts or licensing

Releases

from GitHub · updated 2026-06-21

v1.0.0 # Latest 9 days ago · 2026-06-12 08:36 UTC

View release ↗

Full Changelog: https://github.com/868meshbot/Saitama/compare/v0.1.0-beta.17...v1.0.0
v0.1.0-beta.17 # 11 days ago · 2026-06-10 08:49 UTC

View release ↗

Full Changelog: https://github.com/868meshbot/Saitama/compare/v0.1.0-beta.16...v0.1.0-beta.17
v0.1.0-beta.16 # 11 days ago · 2026-06-10 07:50 UTC

View release ↗

Full Changelog: https://github.com/868meshbot/Saitama/compare/v0.1.0-beta.15...v0.1.0-beta.16

Show all 7 releases →

Device compatibility (1)

Show build targets

✓ 1 Supported

Device	MCU	Radio	Status	Notes
LilyGo T-Deck	esp32-s3	Semtech SX1262	✓ Supported	T-Deck Plus — primary target, compiled and hardware-tested.