TreeTag Installation
Android
An APK file (treetag_x.x.x.apk) is provided that can be downloaded to an Android device and run. This app is not yet in any app stores.
Linux
The simplest approach is to install from a snap. If not already installed, install snapd from a distribution package. Then enter "sudo snap install treetag" in a terminal.
To compile TreeTag from source, install the TreeTag source from GitHub. Also install Flutter based on the instructions here. The Android Setup is not required - just the Linux setup from the bottom of the page. In addition to the libraries noted in the Flutter instructions, TreeTag also requires zenity to be installed.
Windows
The simplest approach is to download the "treetag_x.x.x.zip" file and extract all of its contents into an empty directory. Then run the "treetag.exe" file.
To compile TreeTag from source, install the TreeTag source from GitHub. Also install Flutter based on the instructions here. The Android Setup is not required - just the Linux setup from the bottom of the page.