Browse free open source C++ Physics Software and projects below. Use the toggles on the left to filter open source C++ Physics Software by OS, license, language, programming language, and project status.

  • $300 Free Credits to Build on Google Cloud Icon
    $300 Free Credits to Build on Google Cloud

    New customers can spin up VMs, build with AI, and query data at no cost.

    Put your $300 in credit toward real workloads, then keep building with free monthly usage for 20+ products. No commitment and no charge until you upgrade.
    Start Free
  • Cut Data Warehouse Costs by 54% Icon
    Cut Data Warehouse Costs by 54%

    Easily migrate from Snowflake, Redshift, or Databricks with free tools.

    BigQuery delivers 54% lower TCO with exabyte scale and flexible pricing. Free migration tools handle the SQL translation automatically.
    Start Free
  • 1
    ToxTrac 2026

    ToxTrac 2026

    Free Animal Tracking Software

    ToxTrac is a free Windows program optimized for tracking animals. It uses an advanced tracking algorithm and includes Preprocessing, Background subtraction, Advanced collision and occlusion management, Post-processing, and Filters. It is robust; very fast; and can handle one or several animals in one or several environments. The program provides useful statistics as output. ToxTrac can be used for fish, insects, rodents, etc. If used, please cite: Rodriguez, A., Molares-Ulloa, A., Andersson, M., and Brodin, T. (2026). ToxTrac 2026 (1.4). Universidade da Coruña. https://doi.org/10.5281/zenodo.20393895. Rodriguez, A., Zhang, H., Klaminder, J., Brodin, T., Andersson, P. L. and Andersson, M. (2018). ToxTrac: a fast and robust software for tracking organisms. Methods in Ecology and Evolution. 9(3):460-464. https://doi.org/10.1111/2041-210X.12874. Contact and Support: Alvaro Rodriguez (Main Developer), a.tajes@udc.es Magnus Andersson, magnus.andersson@umu.se
    Leader badge
    Downloads: 190 This Week
    Last Update:
    See Project
  • 2
    SeaBreeze

    SeaBreeze

    Open-source cross-platform spectrometer device driver

    SeaBreeze is a device driver library that provides an interface to select Ocean Optics spectrometers. It is written in C/C++ and builds and runs on Windows (XP/7/8), MacOSX, and Linux (x86/x64/ARM).
    Downloads: 4 This Week
    Last Update:
    See Project
  • 3