1. Major releases, “X” release of X.Y.Z release versions, are supported for a minimum period of six months from their release date. The release date of any specific version can be found at https://github.com/fastify/fastify/releases.

    2. Major releases will be tested and verified against all Node.js releases that are supported by the within the LTS period of that given Fastify release line.

    CI tested operating systems

    OSVersionPackage ManagerNode.js
    LinuxUbuntu 16.04npm10,12,14
    LinuxUbuntu 16.04yarn,pnpm10,12
    WindowsWindows Server 2016 R2npm10,12,14
    MacOSmacOS X Mojave 10.14npm10,12,14

    Using yarn might require passing the flag.