Slack - A messaging app for teams who see through the Earth!
Survey Monkey - Create and publish online surveys in minutes, and view results graphically and in real time. SurveyMonkey provides free online questionnaire and survey software.
9mCollab - Collaborate (efficiently) Conclude (fast) Contribute (in the knowledge base)
SurveyJS - Feature rich and open source surveys for embedding into websites.
Mattermost - Mattermost is an open source alternative to Slack.
Votee - Easy, reliable, and cost effective market research