Open Source Libraries

Growl (BSD License)
Copyright (c) The Growl Project, 2004

Sparkle (License)
Copyright (c) 2006-2013 Andy Matuschak
Copyright (c) 2009-2013 Elgato Systems GmbH
Copyright (c) 2011-2014 Kornel Lesiński
Copyright (c) 2014 C.W. Betts
Copyright (c) 2014 Petroules Corporation
Copyright (c) 2014 Big Nerd Ranch

SAMKeychain (MIT License)
Copyright (c) 2010-2016 Sam Soffes

SSSelectableToolbar (MIT License)
Copyright (c) 2011 Steve Streeting

SCEvents (MIT License)
Copyright (c) 2009 Stuart Connolly

MGScopeBar (Instinctive Code Source Code License)
Originally authored by Matt Gemmell

CocoaREST (New BSD License)
Copyright (c) 2009, Steven Degutis

YAJLDecoder (MIT License)
Copyright (c) 2009 Gabriel Handford

YAJL (BSD License)
Copyright 2007-2009, Lloyd Hilaiel

ShortcutRecorder (BSD License)
Copyright (c) 2006, contributors to ShortcutRecorder

ITProgressBar (BSD License)
Copyright (c) 2014, Ilija Tovilo

HyperlinkTextField (MIT License)
Copyright (c) 2012 Toomas Vahter

WAYWindow (BSD License)
Copyright 2011-2015 Raffael Hannemann

GTMSessionFetcher (Apache 2.0 License)
Copyright 2014 Google Inc.

CocoaLumberjack (BSD License)
Copyright 2010-2015, Deusty, LLC

LetsMove (Public Domain)
Copyright 2009-2015, Potion Factory

PEG Markdown Highlight (MIT and GPL2+ Licenses)
Copyright 2011-2016 Ali Rantakari

RNCryptor-objc (MIT License)
Copyright (c) 2012 Rob Napier

Progressive Rollout via Sparkle (Apache 2.0 License)
Copyright (c) 2017 Atlassian

pure-getopt (MIT License)
Copyright @ 2018 Aron Griffis

Open Source Binaries

Mercurial (GPL 2)
Modified version with full source is included

hgsubversion (GPL 2)
Modified version with full source is included

Git (GPL 2)
Unmodified binaries are included with Sourcetree,
source code is available

Git FLow AVH (BSD License)
Copyright (c) 2012-2015 Peter van der Does
Copyright (c) 2010 Vincent Driessen.

hg-flow (GPL 2)
full source included

Git LFS (MIT License)
Unmodified binaries are included with Sourcetree,
source code is available