OBS Studio - Free and open source software for video recording and live streaming for Mac, Windows and Linux.
Vimeo Live - Live stream your videos in high-quality 1080p, get tools to boost engagement (and lower stress), and enjoy one home for all your live and uploaded videos.
Contentflow - Live Streaming Software
Callaba Cloud - Multicast video to multiple platforms. Video calls and webinars. Own video hosting. Broadcasting to thousands of viewers. Pay-per-view via PayPal. Low latency & reliable video transport. Re-use recorded files as live broadcasts.
Lightstream - Powerful, cloud-based live streaming studio.
Flutin - Flutin is an online live streaming platform through which you can easily multistream on 40+ platforms.