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It is hosted and and openly developed~\cite{Prli__2012} on GitHub, where  issues, feature requests and contributions can be reported.  In this paper we provide an broad overview of FRETBursts. The paper is structured as follows.In section~\ref{sec:concepts} we  introduce a few preliminary concepts and some specific terminology.  In the next subsections mention how to install~(\ref{sec:install}) and   load~(\ref{sec:import}) FRETBursts.  In section~\ref{sec:concepts} we  introduce a few preliminary concepts and some specific terminology.  In section~\ref{sec:analysis} we illustrate how to execute the several steps involved  in smFRET burst analysis: data loading (section~\ref{sec:dataload}), defining the   alternation periods (section~\ref{sec:alternation}), background