Geology

 MassBalance is a very simple freeware ©MS Windows program designed to compare chemical analyses of rocks representing successive alteration stages (metasomatic, weathering, etc.).

You can use osc2xrd for transformation of primary diffraction 3D (X–Z–I) data obtained on diffractometers with a cylindrical detector Rigaku RAXIS Rapid II and DMAX (*.osc files) into standard X-ray 2D 2Θ–I profiles (*.xrd files) suitable for full-profile analysis by the Rietveld method.

 This freeware can be used for correction of brightness irregularities (shadows) on SEM images (mostly BSE images) of flat samples...

 TWQ_Comb is a ©MS Windows freeware for automatic generation of all possible combinations of selected microprobe analyses and for their processing by the [win]CMP.EXE and [win]TWQ.EXE programs (from the TWQ or winTWQ packages of R.G. Berman et al.) running in the batch mode...

 TWQ_View is a handy ©MS Windows freeware for viewing and basic work with diagrams generated by the TWQ/winTWQ program package of R.G. Berman, T.H. Brown, E.H. Perkins and J. Ellwood...

 Drawpd2TVL is a ©MS Windows freeware that can be used to convert THERMOCALC output files into phase diagrams. It is a replacement for the standard Drawpd program included in the THERMOCALC package.

 TC_Comb is a wrapper for the THERMOCALC program of R. Powell and T. Holland running in multi-equilibrium geothermobarometry modes (only avPT+Reactions now). This program can make THERMOCALC geothermobarometry more effective and comfortable.