Here are places to get help, and to encourage, make suggestions and complain to software developers:

Apple
Support support.apple.com
Feedback www.apple.com/feedback
Forum discussions.apple.com/welcome

Google
Support support.google.com
Feedback www.google.com/tools/feedback
Forum productforums.google.com/forum

Microsoft
Support support.microsoft.com
Feedback connect.microsoft.com
Forum social.microsoft.com/Forums

Mozilla Firefox and Thunderbird (open source web and email)
Support support.mozilla.org
Forum support.mozilla.org/en-US/kb/get-community-support

Literature and Latte Scrivener and Scapple (word processing and organization)
Info literatureandlatte.com
Support literatureandlatte.com/learn-and-support
Forum literatureandlatte.com/forum

Sonocent Sonocent Recorder and AudioNotetaker (recording and notes organization)
Contact www.sonocent.com/en-us/contact-us
Forum getsatisfaction.com/sonocent

Zotero (open source link management)
Info zotero.org
Forum forums.zotero.org

Flic (mobile remote control)
Contact flic.io/contact
Forum community.flic.io

Nuance Dragon (speech input)
Support www.nuance.com/dragon/support/dragon-naturallyspeaking.html
Product Feature Request www.nuance.com/help/contact/feature
PC forum nuance-community.custhelp.com/hives/be1ac29547/summary
Mac forum nuance-community.custhelp.com/hives/5ac2abfd57/summary

Speechmatics (web-based automatic speech recognition)
Contact www.speechmatics.com/contact

Able Player (open source web-based video player)
Issues github.com/ableplayer/ableplayer/issues

WordPress (open source web publishing)
Support wordpress.org/support
Requests and Feedback Forum wordpress.org/support/forum/requests-and-feedback