Jasper - Jasper is an open source platform for developing always-on, voice-controlled applications.
ifttt - IFTTT puts the internet to work for you. Create simple connections between the products you use every day.
ChatterOn for Messenger - Build Facebook chat-bots in under 5 minutes
Zapier - Connect the apps you use everyday to automate your work and be more productive. 1000+ apps and easy integrations - get started in minutes.
Pullstring - Powering computer conversation across all platforms.
n8n.io - Free and open fair-code licensed node based Workflow Automation Tool. Easily automate tasks across different services.