Which NLP applications are based on recurrent neural networks? Some of the NLP applications taken from this link NLP Applications:


Machine Translation
Speech Recognition
Sentiment Analysis
Question Answering
Automatic Summarization
Chatbots
Market Intelligence
Text Classification
Character Recognition
Spell Check


Which are the NLP applications that supports recurrent neural network?
Speech recognition and Character recognition are not part of NLP. Everything else on your list can in principle be done with RNNs. But the field is quickly moving towards using transformers.