Botpress is described as 'open-source conversational AI platform with a comprehensive set of functionalities for FAQ & task automation. It's lightweight and have zero external dependencies allowing you to deploy it anywhere'. There are more than 25 alternatives to Botpress for a variety of platforms, including Online / Web-based, SaaS, Mac, Windows and Self-Hosted solutions. The best alternative is Dialogflow, which is free. Other great apps like Botpress are Microsoft Bot Framework (Free), Hubot (Free, Open Source), rasa NLU (Free, Open Source) and Rayon AI (Freemium).
Servo is an open-source, nodeJS conversational AI framework for developers. It automatically deals with contextual, complex conversations, and comes with a visual conversation editor, a debugger, database connectors, automated testing and much more.
Chatbots.org (BETA) Overview of all chatbots (chatterbots, chat bot, conversational agents, virtual employees) in the World (still populating). For fun, functional or exciting chat conversations with a chatbot.
SmatBot is a conversational bot building platform to create customizable chatbots for Lead generation, Live chat support, Interactive Landing Pages, Surveys, Enquiries, Appointments, Feedback and Suggestions for your business.