Planck

Planck is a standalone executable. Just download it, chmod +x it, and place it in your path.

Download ClojureScript Release Notes Minimum OS
Planck 1.17 1.9.229 September 11, 2016 OS X 10.9 Mavericks
Planck 1.16 1.9.216 August 15, 2016 OS X 10.9 Mavericks
Planck 1.15 1.9.76 June 18, 2016 OS X 10.9 Mavericks
Planck 1.14 1.9.76 June 1, 2016 OS X 10.9 Mavericks
Planck 1.13 1.8.51 May 28, 2016 OS X 10.9 Mavericks
Planck 1.12.1 1.8.51 May 19, 2016 OS X 10.9 Mavericks
Planck 1.12 1.8.51 May 16, 2016 OS X 10.9 Mavericks
Planck 1.11 1.8.51 April 25, 2016 OS X 10.7 Lion
Planck 1.10 1.8.28 March 3, 2016 OS X 10.7 Lion
Planck 1.9 1.7.228 January 21, 2016 OS X 10.7 Lion
Planck 1.8 1.7.170 November 6, 2015 OS X 10.7 Lion
Planck 1.7 1.7.122 October 3, 2015 OS X 10.7 Lion
Planck 1.6 1.7.48 August 22, 2015 OS X 10.8 Mountain Lion
Planck 1.5 1.7.48 August 15, 2015 OS X 10.10 Yosemite
Planck 1.4 1.7.48 August 9, 2015 OS X 10.10 Yosemite
Planck 1.3 1.7.28 August 3, 2015 OS X 10.10 Yosemite
Planck 1.2 1.7.28 August 2, 2015 OS X 10.10 Yosemite
Planck 1.1 1.7.28 August 1, 2015 OS X 10.10 Yosemite
Planck 1.0 1.7.28 July 31, 2015 OS X 10.10 Yosemite