Cpep 1.20 that could have been downloaded from our website for free. The program's installer files are commonly found as cpep.exe or CpepShell.exe etc. Cpep lies within Office Tools, more precisely Calculators. This free software is an intellectual property of ARES Institute, Inc. The most popular versions among Cpep users are 9.0 and 1.2.
From the developer:
CPep (Propellant Evaluation Program) is an implementation in standard C of the chemical equilibrium algorithm presented by GORDON and McBRIDE in the NASA report RP-1311: Computer Program for Calculation of Complex Chemical Equilibrium Compositions and Applications.
You may want to check out more software, such as iUnit, iCalc or Pico Diagnostics, which might be related to Cpep.