Here is the link for downloading GAMBIT:
http://www.hepforge.org/archive/gambit/gambit-1.0.1.tar.gz
In the README.md file there is a list of other packages that are needed
to install and run GAMBIT. I've pasted the list below for convenience.
It's mostly standard packages, but I suspect not everyone will have will
have packages like Eigen, yaml and hdf5 installed.
-------------------
GAMBIT is built using the CMake system. The following libraries and
packages must be installed prior to configuration:
COMPULSORY:
- gcc/gfortran 4.7.1 or greater, or icc/ifort 12.1.0 or greater
- Python 2.7 or greater (Python 3 is not supported)
- Python modules: yaml, os, re, datetime, sys, getopt, shutil and
itertools.
- Boost 1.41 or greater
- GNU Scientific Library (GSL) 1.10 or greater
- Eigen 3.1.0 or greater
- LAPACK
- PKG Config
OPTIONAL:
- the h5py python module (for use of the hdf5 printer)
- MPI (required for parallel sampling)
- axel (speeds up downloads of backends and scanners)
- graphviz (required for model hierarchy and dependency tree plots)
- HDF5 (for use of the hdf5 printer)
- ROOT (required for the Delphes detector simulation, or the GreAT
scanner from ScannerBit)