
LangSmith
Langfuse
Helicone AI
LangChain
Portkey
Humanloop
Braintrust.dev
Braintrust
Edwin
Duolingo
Pili Pop
Mondly
Talk to Ri
Magiclingua
Humanloop
Andy Chatbot
LangSmithLangSmith is recommended for AI developers, machine learning engineers, and businesses aiming to build, test, and optimize applications based on language models. It is particularly useful for teams that require robust evaluation tools and a streamlined process for managing and deploying language-driven applications.
Langfuse - Langfuse is an open-source LLM engineering platform that helps teams collaboratively debug, analyze, and iterate on their LLM applications.
Duolingo - Duolingo is a free language learning app for iOS, Windows and Android devices. The app makes learning a new language fun by breaking learning into small lessons where you can earn points and move up through the levels. Read more about Duolingo.
Helicone AI - Open-source LLM Observability for Developers
Pili Pop - Great language learning method for kids
LangChain - Framework for building applications with LLMs through composability
Mondly - Learn 33 languages in 500 bite-size lessons and 14 conversational modules.