- BigARTM open source library for Additive Regularization of Topic Models
- Gensim text analysis for Python
- MALLET text analysis for Java
- Vowpal Wabbit has a fast implementation of online LDA
- 400 ways to visualize
- dirichlet-processes
- Termite from StanfordNLP
- LDAvis. There are implementations for R and Python. Article about these methods.
- Gephi - a tool for visualizing any graph, not only topic models.
- Visualizing Topic Models (Paper)