Nightly Builds
Automated builds from the very latest Retransmission source — the tip of main, refreshed on every successful build. They have the newest features and fixes, and the newest bugs. For everyday use, grab a tested release from the downloads page instead.
These are unsigned development builds
macOS will say the app is from an unidentified developer. Control-click the app, choose Open, and confirm — or run xattr -dr com.apple.quarantine Transmission.app in Terminal.
Windows SmartScreen may warn about an unknown publisher — click More info → Run anyway. The MSI also needs the Microsoft Visual C++ Redistributable for your architecture (x64, arm64, or x86).
macOS
Retransmission-nightly-macos-universal.zip
Universal (Apple Silicon & Intel)
Requires macOS 11 or later
Windows
Retransmission-nightly-x64.msi
Retransmission-nightly-arm64.msi
Retransmission-nightly-x86.msi
Qt6 · requires Windows 10 or later
Source
The nightly source tarball is dated, so grab the current one from the release page.
Linux & Unix: build from source, or use your distro's package.