Amazon Lex Alternatives

Amazon Lex is described as 'service for building conversational interfaces into any application using voice and text. Powered by Alexa, you now have at your disposal the same deep learning technology for speech recognition and natural language understanding' and is an website in the development category. There are more than 25 alternatives to Amazon Lex, not only websites but also apps for a variety of platforms, including Self-Hosted solutions, SaaS, WhatsApp Messenger and Salesforce.com. The best alternative is Open Assistant.io, which is both free and Open Source. Other great sites and apps similar to Amazon Lex are Botpress, Dialogflow, Wit.ai and Watson Conversation.

Amazon Lex alternatives are mainly AI Chatbotss but may also be Customer Support Tools or AI Writing Tools. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Amazon Lex.

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Amazon Lex

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Amazon Lex is a service for building conversational interfaces into any application using voice and text. Powered by Alexa,...

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Open Assistant.io
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Free • Open Source
Online
Self-Hosted
52 alternatives to Open Assistant.io
OpenAssistant is a chat-based assistant that understands tasks, can interact with third-party systems, and retrieve information dynamically to do so.
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Open Assistant.io Features
AI-Powered
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Botpress
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Free Personal • Open Source
Self-Hosted
35 alternatives to Botpress
Botpress is an 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.
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Botpress Features
1. LightweightBotpress consumes less device resources compared to similar apps.
2. Spell CheckingBotpress can detect and correct all types of grammar and spelling mistakes.
Natural Language Processing
Slack integration
Facebook Messenger integration
Microsoft Teams Integration
Chatbot Builder
Telegram integration
No dependencies
Dialogflow
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Freemium • Proprietary
Online
38 alternatives to Dialogflow
Api.ai provides developers and companies with the advanced tools they need to build conversational user interfaces for apps and hardware devices.
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Dialogflow Features
Voice Commands
Natural Language Processing
Wit.ai
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Free • Proprietary
Mac
Windows
Linux
Android SDK
Raspberry Pi
32 alternatives to Wit.ai
Build bots easily. You tell us what your user said, we tell you what your bot should do next. Your users give us voice or text, you get back structured data.
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Wit.ai Features
Natural Language Processing
Speech Recognition
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Watson Conversation
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No
Paid • Proprietary
Online
28 alternatives to Watson Conversation
Watson Conversation allows you to quickly build, test and deploy a bot or virtual agent across mobile devices, messaging platforms like Slack or even on a physical robot.
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Watson Conversation Features
Bots
Natural Language Processing
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Microsoft Bot Framework
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Free • Proprietary
Online
39 alternatives to Microsoft Bot Framework
Build and connect intelligent bots with Microsoft Bot Framework. Interact with your users wherever they are, from text/sms to Skype, Slack, Office 365 mail and other popular services.
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Microsoft Bot Framework Features
1. VoiP CallsMicrosoft Bot Framework allows you to make voice calls over Internet using the Voice over Internet Protocol (VoIP).
Unlock with fingerprint
Voice Chat
Bots
rasa NLU
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Free • Open Source
Mac
Windows
Linux
Python
30 alternatives to rasa NLU
rasa NLU is a tool for intent classification and entity extraction. You can think of rasa NLU as a set of high level APIs for building your own language parser using existing NLP and ML libraries.
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rasa NLU Features
Natural Language Processing
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Hubot
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Free • Open Source
Online
39 alternatives to Hubot
Hubot is a framework to build chat bots, modeled after GitHub's Campfire bot of the same name, hubot.
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Hubot Features
1. Extensible by Plugins/ExtensionsHubot can be extended with add-ons, plugins and extensions.
Chat Bot
Chatbot Builder
Rayon AI
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No
Freemium • Proprietary
Online
42 alternatives to Rayon AI
Rayon AI is at the forefront of this revolution. Whether it’s a clever agent chatting to potential customers on your website or a complex customer service engagement with a customer on their mobile using voice, text message and video, Rayon AI’s multilingual conversational AI...
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Rayon AI Features
AI-Powered
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ChaosBot
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Free • Open Source
Self-Hosted
10 alternatives to ChaosBot
ChaosBot is a social coding experiment to see what happens when the absolute direction of a software project is turned over to the open source community.
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ChaosBot Features
Chat Bot
Discontinued
It's discontinued. Just read the github repo or try to see the website.
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