Geogiga Technology Corp.
- Software for processing and interpreting shallow geophysical data in environmental and engineering applications.
- http://www.geogiga.com/

Madagascar
- Open-source software package for geophysical data processing and reproducible numerical experiments. Includes a description of the features, download and installation procedures and documentation.
- http://rsf.sourceforge.net/

GPLib++ Geophysical library
- A C++ library to process and model geophysical data, particularly seismic and magnetotelluric. It also includes a genetic algorithm for data inversion, signal processing and statistics routines.
- http://sourceforge.net/projects/gplib

Ødegaard
- Product suite for simultaneous seismic inversion and seismic reservoir characterization. Includes a description of the software packages, suggested workflows and publications.
- http://www.oedegaard.com/

Velocity Manager
- An interactive program for velocity modelling and depth conversion of seismic time grids. Includes sofware features, publications and consulting.
- http://www.velocitymanager.com/

4th Wave Imaging
- Services and software in reservoir monitoring and advanced seismic imaging analysis and interpretation, inversion and 4D time-lapse analysis.
- http://www.4thwaveimaging.com/

SeisLink
- Software applications for integration of seismic velocities, check-shot data, sonic data, well tops and geologic maps.
- http://www.seislink.com/

Predrill Stresses International Pty Ltd
- Software that uses 2D or 3D seismic to predict fault seal and fractures, and calculate in-situ stress in sedimentary basins pre-drill.
- http://www.predrillstress.com/

Phoenix Data Solutions Limited
- Scanning and trace digitizing of paper or film seismic data, utilizing proprietary software to output industry standard SEG-Y formats.
- http://www.phoenixdatasolutions.co.uk/

Leadingsoft Corporation
- Software application modules for converting industry standard SEG-Y seismic files into GIS and scalable digital plot files for vertical sections or time slices with data headers.
- http://www.leadingsoft.com/

GeoTomo
- Software products for seismic survey design and modeling, statics solutions, surface seismic data analysis, crosshole seismic data processing, VSP model building, and 3D seismic visualization and interpretation.
- http://www.geotomo.com/

GeoShapes Technology
- Software consulting and research and development of seismic imaging and modeling, inversion algorithms, and computational geometry for earth model visualization and construction.
- http://www.geo-shapes.com/

GeoGraphix
- Software products for interpretation, data analysis and communication across geoscience and engineering workflows.
- http://www.geographix.com/

GeoCenter, Inc.
- Seismic data processing services and software technology. Describes the processing modules, training and technical support.
- http://www.geocenter.com/

GeoCap AS
- 2D/3D mapping and modeling software, with modules for seismic interpretation, surface modeling of seismic lines, depth conversion, volumetrics, and reservoir simulation data.
- http://www.geocap.no/

Foster Findlay Associates Limited
- Software developer offering 3D seismic image processing and attribute analysis. Includes a technology overview and product description with workflows.
- http://www.ffa.co.uk/index.html

eSeis, Inc.
- Develops software and seismic processing tools that combine well log analysis with pre-stack seismic data.
- http://www.e-seis.com/

Earthworks Environment & Resources Ltd.
- Software products and technical papers related to using geostatistical methods for depth conversion and stochastic seismic inversion.
- http://www.sorviodvnvm.co.uk/

3DGeo Development, Inc.
- Wave-equation depth migration and wave-equation velocity model building, software products for subsalt imaging and complex structures.
- http://www.3dgeo.com/

DataCo Ltd.
- Data management services specializing in clean-up and verification of seismic surveys, subsurface and stratigraphic data.
- http://www.dataco-ltd.com/

ARK CLS
- Custom programming services and products to enhance and improve seismic processing and interpretation of geoscience data.
- http://www.arkcls.com/

USGS Potential-Field Geophysical Software for the PC
- Designed to take geophysical measurements, primarily gravity-field and magnetic-field data, in the form of point data, flight-line data, or gridded data; process them; display them; and aid in their interpretation.
- http://pubs.usgs.gov/fs/fs-0076-95/FS076-95.html

IGMAS - Interactive Gravity and Magnetic Application System
- Interactive, graphical computer system for interpretation of potential fields (gravity and magnetics) by means of numerical simulation, with simultaneous modelling of field elements. Includes example projects and a downloadable demo version.
- http://www.gravity.uni-kiel.de/igmas/

SeisWare
- Seismic interpretation solutions based on the Windows platform. Includes a company profile, description of software products, support and documentation.
- http://zokero.com/

Intrepid Geophysics
- A potential field geophysical interpretation, processing, visualisation and map composition system, automatic depths and 3D geology modelling.
- http://www.intrepid-geophysics.com/

Interpex
- Dedicated to the production of high quality software for the processing, interpretation and display of geophysical data. Includes shareware, software and tutorials.
- http://www.interpex.com/

Geophysical Software Solutions
- Specialists in the analysis and interpretation of potential field data. 3D gravity and magnetic modelling and software development.
- http://www.geoss.com.au/

MB System
- Software for the processing and display of swath sonar data used for mapping bathymetry and seafloor characteristics.
- http://www.ldeo.columbia.edu/res/pi/MB-System/

Ikon Science
- Provides software solutions for quantitative interpretation based on rock physics and forward modelling.
- http://www.ikonscience.com/

dGB Earth Sciences
- Develops and markets geo-scientific software solutions for quantitative seismic interpretation and seismic object detection. Includes a description of products and services, as well as publications and case studies.
- http://www2.dgb-group.com/

OpendTect
- An Open Source seismic interpretation environment for processing, visualizing and interpreting multi-volume seismic data.
- http://www2.opendtect.org/

AutoDRM
- An AutoDRM (Automatic Data Request Manager) is a software package, that allows anyone with access to electronic mail to retrieve data from the site where such an AutoDRM is installed.
- http://www.seismo.ethz.ch/autodrm/

GprMax - Numerical Simulator for GPR
- GprMax 2D and 3D numerical simulator for Ground Penetrating Radar. Free to use for research and teaching purposes and can be used to create synthetic GPR responses from complex targets.
- http://www.gprmax.org/

Reflection Exploration
- Windows-based software for seismic processing and velocity analysis.
- http://www.reflectionexploration.com/

Sandmeier Scientific Software
- Ground-Penetrating-Radar ( GPR ) and reflection/refraction-seismic data processing software as well as solutions for various other near-surface geophysical applications like ultrasound and geoelectric.
- http://www.ka.shuttle.de/software/

PetRos EiKon Inc.
- Offers electromagnetic and magnetic 3D modelling and inversion software (EMIGMA, GeoTutor III) and geophysical data quality control software (QCTool) for sale and lease.
- http://www.petroseikon.com/

Rayfract
- Geophysical data interpretation software provides subsurface seismic velocity models.
- http://rayfract.com/