Mind mapping
Website: http://www.text2mindmap.com/
Website: http://www.mindmeister.com/
Free iPad app: http://itunes.apple.com/us/app/mindmeister-for-ipad/id381073026?mt=8&uo=4&at=10l6SU
Free iPhone app: http://itunes.apple.com/us/app/mindmeister-mind-mapping/id291226775?mt=8&uo=4&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=com.meisterlabs.mindmeister
Google Apps for Education app: https://www.google.com/enterprise/marketplace/viewListing?productListingId=3435+15475579680845921511
Google Chrome app: https://chrome.google.com/webstore/detail/mindmeister/bdehgigffdnkjpaindemkaniebfaepjm
Free Android Tablet app: https://play.google.com/store/apps/details?id=com.meisterlabs.mindmeister
Website: https://www.mindmup.com/
Google Apps for Education app: https://apps.google.com/marketplace/u/0/app/mkgkheknpfngchmoaognoilfanomldfl
Google Chrome app: https://chrome.google.com/webstore/detail/mindmup-20-free-mind-map/mkgkheknpfngchmoaognoilfanomldfl
Free Mac program: http://www.mindomo.com/desktop/index.htm
Free Windows program: http://www.mindomo.com/desktop/index.htm
Website: http://www.mindomo.com/
Free Android Phone app: https://play.google.com/store/apps/details?id=air.com.EXswap.Mindomo
Free iPad app: https://itunes.apple.com/us/app/mindomo-mind-mapping/id526684279?mt=8&at=10l6SU
Google Chrome app: https://chrome.google.com/webstore/detail/mindomo-mind-mapping-and/lomfkamlboaefcpcnnklebogoelalnjm
Google Apps for Education app: https://apps.google.com/marketplace/u/0/app/lomfkamlboaefcpcnnklebogoelalnjm
Website: http://www.memofon.com/
Website: http://www.spiderscribe.net/
Website: http://creately.com/
Google Chrome app: https://chrome.google.com/webstore/detail/creately-online-diagrammi/figjjaggcjcojopflaabmebmocabdglm
Google Apps for Education app: https://www.google.com/enterprise/marketplace/viewListing?productListingId=4370+2544572938568579613