It is "yet another" alternate browser you can use in your SliTaz installation.
SlimBoat is Qt based portable web browser.
Home page: http://www.slimboat.com/
Archive size: 16.2 MiB
Direct wget URL: http://www.slimboat.com/release/slimboat_i386.tar.xz
You can extract xz archive with 7z command from current folder: 7z x slimboat_i386.tar.xz
You'll get a .tar archive that you can extract using any favorite archive manager.
Run browser by click/run slimboat.sh
script.
Qt is included. Additionally you need to install SliTaz gst-plugins-base package.
Adobe Flash works. You need to put, as usual, flash plugin here: /usr/lib/mozilla/plugins/libflashplayer.so
P.S. Also, you need to install nss package if you want Adobe Flash to work.