All files are portable packages (no installer, just download, decompress and run).

Windows files

sqlitestudio-3.3.1.zip (sha256: af793500546b3e3ff96b963fffdafd50a3327bf050ede81df50cc845e71bce5d)

MacOS X files

sqlitestudio-3.3.1.dmg (sha256: 46f041bc707435794c30eea20f93c60e05e0de14e73c3a67808603754eccc9ee)

Note
To run unsigned binaries under MacOS X you need to right-click on the application and pick "Open". From the dialog window choose "Open". It may be that you will have to right-click + "Open" two times, before MacOS will give you "Open" choice in the dialog window.

Linux files

sqlitestudio-3.3.1.tar.xz (sha256: 32e6fa9ee44104a802b1fe37f39a9d983d56d7fde2f98b757680a5302ce1bc0d)