Landbot is a user-friendly no-code solution for creation of conversational apps which are a natural evolution of chatbots. Conversational apps combine benefits of an interactive conversational interface with rich UI elements while automating advanced data workflows like business applications. Hence, they address business needs on both the communication and process automation level. In a nutshell, with or without NLP, Landbot helps you optimize every stage of the customer journey from lead generation to customer support on the web, WhatsApp or Messenger - without coding.
ManyChat - ManyChat lets you create a Facebook Messenger bot for marketing, sales and support.
draw.io - Online diagramming application
ChatBot - Easy to use chatbot platform for business
LucidChart - LucidChart is the missing link in online productivity suites. LucidChart allows users to create, collaborate on, and publish attractive flowcharts and other diagrams from a web browser.
Chatfuel - Chatfuel is the best bot platform for creating an AI chatbot on Facebook.
PlantUML - PlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams.