JOELib

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{{Infobox software

|name = JOELib

|logo = Joelib2 logo.png

|logo alt = Rather Hindi-looking characters forming the word JOELib in the fictional Tengwar script of J. R. R. Tolkien, followed by a Roman numeral 2.

|logo caption = JOELib2 logo, which is the word JOELib written in the fictional Tengwar script of J. R. R. Tolkien, followed by a Roman numeral 2.

|screenshot =

|screenshot alt =

|caption =

|author = Joerg Kurt Wegner

|developer = JOELib development team

|released = {{Start date and age|2001|11|09|df=yes}}

|latest release version = 2007-03-03

|latest release date = {{Start date and age|2007|03|03|df=yes}}

|latest preview version =2009-06-08

|latest preview date = {{Start date and age|2009|06|08|df=yes}}

|programming language = Java

|operating system = Cross-platform: Windows, Unix, Linux, macOS

|platform = IA-32, x86-64

|size =

|language = English

|genre = Cheminformatics, molecular modelling

|license = GPL 2.0

|website = {{URL|sourceforge.net/projects/joelib}}

}}

JOELib is computer software, a chemical expert system used mainly to interconvert chemical file formats. Because of its strong relationship to informatics, this program belongs more to the category cheminformatics than to molecular modelling. It is available for Windows, Unix and other operating systems supporting the programming language Java. It is free and open-source software distributed under the GNU General Public License (GPL) 2.0.