在看http://www.linuxeden.com/a/99476時，看到一個OpenBoard：面向教育工作者的開源交互式白板，覺得不錯，想在manjaro上安裝下，sudo pacman -S openboard安裝顯示沒有，本打算去源碼安裝，到官網看到，openboard支持flatpak的方式安裝，原來是另外一種軟件安裝方式，記錄如下：
1、安裝flatpak軟件工具
sudo pacman -S flatpak
2、安裝openboard軟件
flatpak install openboard
1 Looking for matches… 2 Found ref ‘app/ch.openboard.OpenBoard/x86_64/stable’ in remote ‘flathub’ (system). 3 Use this ref? [Y/n]: y 4 Required runtime for ch.openboard.OpenBoard/x86_64/stable (runtime/org.kde.Platform/x86_64/5.15-21.08) found in remote flathub 5 Do you want to install it? [Y/n]: Y 6 7 ch.openboard.OpenBoard permissions: 8 ipc network pulseaudio wayland 9 x11 dri file access [1] dbus access [2] 10 11 [1] home, xdg-config/kdeglobals:ro 12 [2] com.canonical.AppMenu.Registrar 13 14 15 ID Branch Op Remote Download 16 1. [✓] org.freedesktop.Platform.GL.default 21.08 i flathub 130.9 MB / 131.2 MB 17 2. [✓] org.freedesktop.Platform.openh264 2.0 i flathub 1.5 MB / 1.5 MB 18 3. [✓] org.gtk.Gtk3theme.Breeze 3.22 i flathub 114.0 kB / 162.8 kB 19 4. [✓] org.kde.Platform.Locale 5.15-21.08 i flathub 6.7 MB / 345.0 MB 20 5. [✓] org.kde.Platform 5.15-21.08 i flathub 242.6 MB / 305.2 MB 21 6. [✓] ch.openboard.OpenBoard stable i flathub 53.6 MB / 62.8 MB 22 23 Installation complete.
隨后，兩次Y即可
3、打開軟件試試吧，還不錯吧