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EmuFlight

  • Software
  • Drones and boats
  • Firmware

EmuFlight is flight controller firmware for multi-rotor aircraft, forked from Betaflight with a focus on flight performance and advanced filtering.

Made by emuflight.

Source on GitHub: github.com/emuflight/EmuFlight (opens in a new tab). Facts read at commit 7ebca06 (opens in a new tab).

Licenses

Code
GPL-3.0-only (opens in a new tab)

Read by Robotheca from LICENSE (opens in a new tab) (GPL-3.0-only) at commit 7ebca06 (opens in a new tab), on 22 Oct 2026.

Commercial use
Yes

Copyleft: Modified source must be published.

What it does

  • Targets flight controllers based on STM32 H7, F7 and F4 processors, plus HelioRC Spring boards.
  • Provides Kalman-based IMUF filtering, per-axis lowpass filters, and dynamic gyro and D-term filters.
  • Offers error-based boosts for P, I and D, throttle and stick point attenuation, and i-Decay.
  • Adds extra DShot levels (1200, 2400, 4800) and OSD-based configuration without third-party OSD hardware.

Written by Robotheca from the project's README (opens in a new tab) at commit 7ebca06.

Getting started

Difficulty
Intermediate

Maintenance

Status
Active: a commit in the last 90 days
Newest commit
22 Oct 2026 on master
Latest release
EmuFlight 0.4.3 (12 Jul 2024)

Checked on GitHub on 22 Oct 2026.

Robots that can run it

No robot on Robotheca is linked to it yet. Links come from a robot's robot.yaml, from its dependency files read as text, or from Robotheca's editors.

Robotheca lists software as a reference: nothing is hosted or run here, and every fact links to where it was read.