Downloads
The bifrost command, version 1.3.0
Pick the build for your system, or let the installer choose: curl -fsSL https://bifrost.kineuro.se/get | sh on Linux and macOS, irm https://bifrost.kineuro.se/get.ps1 | iex on Windows. Each file's SHA-256 is under it; the full list is SHA256SUMS. After a manual download: chmod +x on Linux and macOS (and xattr -d com.apple.quarantine bifrost on macOS), then put it on your PATH as bifrost.
Linux, x86-646.7 MBbifrost-linux-amd643902bdadfe4f9d57deb588d7d4f7566776c1265e380700868f9e6c1ef3747848
Linux, ARM646.4 MBbifrost-linux-arm646ae36bf435e17ed49f584fb5427ed9d3b5fbf5dc90e32e81b1185e8bcf8e038f
macOS, Apple silicon6.5 MBbifrost-darwin-arm64c790c6ca3898f1af591cd1752874ad5bd74d2c0104d45b3eaeb06cf6a58764a3
macOS, Intel6.9 MBbifrost-darwin-amd645335f6a901d8eef39bf4cbef0a06dbab49e6385fdcc834f9be5950ba22c94f55
Windows, x86-646.9 MBbifrost-windows-amd64.exe9095f059e1268aaf7517aefc007d1420a4f24bf65c4e447cfd6e8a68500e45b0
Windows, ARM646.3 MBbifrost-windows-arm64.exec3539e16cfe18a05c8d44a2a9e032344661efcf55d66496ce5082f04829686bc
Later, bifrost update replaces the binary in place with whatever version this page shows. How to use the command line.