rivescript
RiveScript is a scripting language for chatterbots, making it easy to write trigger/response pairs for building up a bot's intelligence.
@meta-aiml/parser
AIML Parser SDK v2.0.0 - Comprehensive schema validation for Meta-AIML.org entity schemas
botml
Botml is a powerful markup language for designing modern chatbots.
aimlparser
AIML parser which supports non-English language based on aimlintepreter.