- Programming Languages: Python, MATLAB, C/C++, Node.js, Prolog, Fortran, Octave, Pearl, Pascal, Basic, Arena, SIMAN, GPSS, Smalltalk, Mathematika, HTML, CSS, PHP
- Scientific Software: SciPy, scikit-learn, NLTK, NumPy, matplotlib, NetworkX, Splus, MS MathCAD, EASY-FIT, MODFIT, IMSL
Databases: MongoDB, MySQL, Apache Lucene/Solr
Readable Formats: XML, JSON, RDF
Ontologies, Thesauri, Dictionaries: WordNet, MultiWordNet, SentiWordnet, EUROVOC, YAGO, ConceptNet, DBpedia
Version Control System: Github