UseResponse - Open-source, self-hosted customer feedback software, live chat and helpdesk system that you can install on your server. Organize documentation using knowledge base and get feedback from social networks with centralized system
Doorbell.io - Collect in-app user feedback. Available on websites, iOS, and Android.
Survicate - Collect feedback on your website and find out more about your visitors.
Rayfeed - Improve your product with video and audio feedback 📹🔊
Heeduser - Heeduser is the customer engagement platform that helps companies build better relationships with their customers and prospects, through the better online customer community
Sleekplan - Embedded customer feedback management made for SaaS - The most sleek solution to collect and manage user feedback, keep a changelog and know your customers' needs.