PGSuper and QConBridge
Precast prestressed concrete girder analysis and design. Continuous for LL analysis. LRFD Specifications.
http://www.wsdot.wa.gov/eesc/bridge/software

BulbT
Precast prestressed concrete Bulb-Tee design program and source code. Simple span analysis. LRFD Specificaitons.

AASHTOWARE: Opis and Virtis
Analysis, design, and rating. Simple and continuous spans analysis. Standard and LRFD Specifications.

Response-2000
Sectional analysis program to calculate the strength and ductility of a reinforced concrete cross-section subjected to shear, moment, and axial load. Based on Modified Compression Field Theory.
http://www.ecf.utoronto.ca/~bentz/r2k.htm

PAASHTO Calculator
Non-iterative technique to generate Shear-Moment strength interaction diagram based on beta-theta method of LRFD Specifications.
http://www.ecf.utoronto.ca/~bentz/r2k.htm

PCAColumn & PCAColumn+
Analysis and design of reinforced concrete column sections per ACI 318 Building Code requirements. Rectangular or round sections. PCAColumn+ add-on module is for irreregularly shaped sections with or without openings.
http://www.pcastructurepoint.com/