This template is suitable for assignments, reports, theses, or similar papers that are written in Greek.
% Paper Style Packages
\documentclass[hidelinks, a4paper, 12pt]{report}
\usepackage{tocbibind}
\setlength{\tolerance}{1} % Prevent hyphenation / overflowing
\setlength{\emergencystretch}{\maxdimen} % -//-
\setlength{\hyphenpenalty}{10000} % -//-
\setlength{\hbadness}{10000} % -//-
\usepackage{fancyhdr} % Page numerating style
\setlength{\headheight}{15pt} % -//-
\pagestyle{fancy} % -//-
\fancyhf{} % -//-
\fancyhead[L]{\leftmark} % -//-
\fancyhead[R]{\thepage} % -//-
% Language Packages
\usepackage[unicode]{hyperref}
\usepackage[LGR, T1]{fontenc}
\usepackage[utf8]{inputenc}
\usepackage[english, greek]{babel}
\usepackage{alphabeta}
\DeclareTextCompositeCommand{\acctonos}{PU}{\textalpha}{\9003\254}
\DeclareTextCompositeCommand{\acctonos}{PU}{\textepsilon}{\9003\255}
\DeclareTextCompositeCommand{\acctonos}{PU}{\texteta}{\9003\256}
\DeclareTextCompositeCommand{\acctonos}{PU}{\textiota}{\9003\257}
\DeclareTextCompositeCommand{\acctonos}{PU}{\textomicron}{\9003\314}
\DeclareTextCompositeCommand{\acctonos}{PU}{\textomega}{\9003\316}
\DeclareTextCommand{\textfinalsigma}{PU}{\9003\302}
\usepackage{csquotes}
\usepackage{dirtytalk}
% Bibliography Packages
\usepackage[backend=biber, style=numeric, natbib=true, sorting=none]{biblatex}
\usepackage{biblatex}
\addbibresource{bibliography.bib}
% Graphic Packages
\usepackage{graphicx}
\usepackage{caption}
\usepackage{subcaption}
% Paragraph Packages
\usepackage{indentfirst} % Indent at the start of every paragraph
\setlength{\parindent}{2em} % Size of indent
\setlength{\parskip}{1em} % Space between paragraphs
% Document Details
\title{Τίτλος Εγγράφου}
\author{Αθανασάκης Θεοδόσιος}
\begin{document}
\input{title/title.tex}
\selectlanguage{english}
% Define names of report parts
\renewcommand{\contentsname}{Περιεχόμενα}
\renewcommand{\listfigurename}{Λίστα Σχημάτων}
\renewcommand{\listtablename}{Λίστα Πινάκων}
\renewcommand{\chaptername}{Κεφάλαιο}
\renewcommand{\appendixname}{Παράρτημα}
\renewcommand{\bibname}{Βιβλιογραφία}
\pagenumbering{roman}
\setlength{\parskip}{0.5em} % Space between paragraphs
\tableofcontents
% \listoffigures
% \listoftables
\newpage
\pagenumbering{arabic}
\setlength{\parskip}{1em} % Space between paragraphs
\include{ChapterTemplate}
% \include{Chapter1}
% \include{Chapter2}
% \include{Chapter3}
% \include{Chapter4}
\appendix
\include{AppendixTemplate}
% \include{AppendixA}
% \include{AppendixB}
\printbibliography[heading=bibintoc]
\end{document}