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Right now there are many hard-coded strings in the huggle interface which need to be turned to localizable strings, by replacing them with macro _l, see this commit as an example of such task: https://github.com/huggle/huggle3-qt-lx/commit/ea52e2607a36d7a5bf94317c3ff178183c9bc16f

Huggle is a fast diff browser application intended for dealing with vandalism on Wikimedia projects, written in C++ (C++11 with Qt framework). More information: https://meta.wikimedia.org/wiki/Huggle and https://en.wikipedia.org/wiki/Wikipedia:Huggle.

Source code is available at https://github.com/huggle/huggle3-qt-lx and can be compiled on Linux, Windows and MacOS.