Skim (software)
Encyclopedia
Skim is an open-source PDF reader. It is notably the first free
PDF reader for Mac OS X
. It is written in Objective-C
, and uses Cocoa APIs. It is released under a BSD license
. It is also cited as being able to help annotate and read scientific papers.
.
Free software
Free software, software libre or libre software is software that can be used, studied, and modified without restriction, and which can be copied and redistributed in modified or unmodified form either without restriction, or with restrictions that only ensure that further recipients can also do...
PDF reader for Mac OS X
Mac OS X
Mac OS X is a series of Unix-based operating systems and graphical user interfaces developed, marketed, and sold by Apple Inc. Since 2002, has been included with all new Macintosh computer systems...
. It is written in Objective-C
Objective-C
Objective-C is a reflective, object-oriented programming language that adds Smalltalk-style messaging to the C programming language.Today, it is used primarily on Apple's Mac OS X and iOS: two environments derived from the OpenStep standard, though not compliant with it...
, and uses Cocoa APIs. It is released under a BSD license
BSD licenses
BSD licenses are a family of permissive free software licenses. The original license was used for the Berkeley Software Distribution , a Unix-like operating system after which it is named....
. It is also cited as being able to help annotate and read scientific papers.
History
Its primary release was in April 2007 at version 0.2. Within its first year it managed to gain a small fan base of users due to its ease of use and features which allowed some flexibility over other PDF browsers for Mac OS X. As of 2008 it had achieved version 1.0. Its main developers were also responsible for another popular open-source program, BibDeskBibDesk
BibDesk is an open-source reference management software package for Mac OS X, used to manage bibliographies and references when writing essays and articles...
.