Unicode Quran fonts
There are a number of free Arabic fonts which can be used in Zekr. This article illustrates Zekr with different fonts.
Zekr default installer for Windows installs me_quran and Scheherazade fonts. One should take care to update to IE7 or above to see Arabic fonts other than Traditional Arabic correctly. All screenshots here are taken in Windows XP SP3 with IE8 with 18 font size (except Arabic Typesetting font, which is taken in Windows 7).
On Linux, user may download proper font packages based on his or her distribution.
In order to change font settings in Zekr use Tools > Options > View, where you can change Quran font, translation font and quite a number of different rendering settings.
Property quran_fontSize, as says for itself, represents Quran text font size. You should double-click on each line to chage it. For example double click on quran_fontName and add KFGQPC Uthman Taha Naskh, (with the comma) in the beginning to tell Zekr to use KFGQPC Uthman Taha Naskh font for rendering Quran text. It's good to quote font name (add ""). It's required specially when a font name contains numbers. For example Al Qalam Quran 2 must be quoted. Otherwise it won't work.
Traditional Arabic is the most commonly used Araic font in Windows platform. This font is not free, but every Windows user whose Windows complex language support is enabled can use it. This is the only Arabic font (compared with other fonts introduced here) that IE6 supports properly.
XB Zar is one of X Series 2 fonts provided by irmug.com). This is one of the the most standard modern opentype font for both typesetting and web browsing in Arabic and Persian. It also has support for Latin fonts, which makes it different from other Arabic-only fonts. X Series 2 fonts are built on freely available fonts and extended to support Persian, Arabic, Urdu, Pashto, Dari, Uzbek, Kurdish, Uighur, old Turkish (Ottoman) and modern Turkish (Roman).
KFGQPC Uthman Taha Naskh
KFGQPC Uthman Taha Naskh opentype font, is built based on Uthman Taha calligraphy (Calligrapher of Mushaf Al-Madina) by King Fahd Glorious Quran Printing Complex (KFGQPC). The font can be distributed freely for both commercial and non-commercial use, according to the license. One is not, however, allowed to modify the font or make derivative works upon it.
me_quran is an Arabic font designed by Meor Ridzuan Meor Yahaya to render Quran texts very similar to Madina Mushaf (1405 Mushaf, not 1422 one). This is a non-free font, available free of charge for download and non-commercial use. This font is bundled with standard Zekr packages with permission from the designer. You can download the font free of charge from here.
Scheherazade is a free opentype font made available under SIL Open Font License by SIL.org. This is a modern and standard fort for typesetting systems. The default font size is a but smaller than usual Arabic font. You can see a 18px font size in the screenshot. Compare it with other fonts which are also in 18px.
_PDMS_Saleem_Quranfont is a Arabic Hindi Naskh font developed for the Holy Quran by Pakistan Data Management Services company. Font license is unspecified by it's freely available for download from the website.
1 MUHAMMADI QURANIC
Al Qalam Quran 2
Al Qalam Quran 2 font is a Hindi Naskh Qur'an font designed by Shkir-ul-Qadree. You may download this together with a number of Unicode fonts for free from alqlm.org. The website is in Urdu. If you didn't find a link to download, find a version of the font here. Other fonts which are very similar to this font are Al_Mushaf, Noor_e_Quran and Al Qalam Quran Publisher can all be downloaded from this website.
Since there is a number (2) in font name, you should quote it when setting it in Tools > Options > View with double quotes: "Al Qalam Quran 2".
Arabic TypesettingArabic Typesetting font is a modern commercial Arabic font with wide range of complex glyph support. It's bundled with Window Vista, Windows Server 2008 and Windows 7, but not Windows XP. It contains over 2,100 glyphs and supports Persian, Urdu, Sindhi as well as Eastern European and Turkish glyphs. Here are two screenshots of this font, first one with size 18 and the second one 20. Size 18 is obviously too small. The font seems to be proper for typesetting not web.