LINEClean installer, works offline.即时通讯NetEase POPOClean installer, works offline.即时通讯ngspicePortable option available.即时通讯NessieChecked against the vendor release.即时通讯nats-serverFree official build, no bundleware.即时通讯ChatboxPortable option available.即时通讯DiscordLight footprint, quick to install.即时通讯iiFree official build, no bundleware.即时通讯Skype for BusinessFree official build, no bundleware.即时通讯keetPortable option available.即时通讯aichatPortable option available.即时通讯HalloyRuns on Windows, macOS and Linux.即时通讯