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@bigladder

Big Ladder Software

Building Energy Simulation Tools

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  1. kiva kiva Public

    Ground heat transfer calculation tool

    C++ 27 8

  2. penumbra penumbra Public

    GPU-based shading calculation library

    C++ 8

  3. btwxt btwxt Public

    N-dimensional grid interpolation library

    C++ 21 10

  4. atom-language-energyplus atom-language-energyplus Public

    Atom language support for EnergyPlus including syntax highlighting and snippets for object autocompletion

    CoffeeScript 10 4

  5. resdx resdx Public

    A python library for modeling residential direct expansion units

    Python 10

  6. lattice lattice Public

    A framework for developing data models, including schema development and documentation.

    Python 7

Repositories

Showing 10 of 28 repositories
  • cse-resnet-ref Public

    CSE simulation framework for RESNET acceptance criteria reference results

    bigladder/cse-resnet-ref’s past year of commit activity
    Ruby 1 0 0 3 Updated Jan 21, 2026
  • atheneum-forge Public

    This is a python library designed to assist us in creating project "build and scaffolding files" (i.e., boilerplate) AND in keeping that up-to-date. We hope to also automate repetitive "meta" tasks using this tool.

    bigladder/atheneum-forge’s past year of commit activity
    Python 1 BSD-3-Clause 0 19 (1 issue needs help) 1 Updated Jan 21, 2026
  • HPWHsim Public

    The HPWH simulation

    bigladder/HPWHsim’s past year of commit activity
    C++ 19 BSD-3-Clause 4 14 6 Updated Jan 21, 2026
  • EnergyPlus Public Forked from NatLabRockies/EnergyPlus

    EnergyPlus™ is a whole building energy simulation program that engineers, architects, and researchers use to model both energy consumption and water use in buildings.

    bigladder/EnergyPlus’s past year of commit activity
    C++ 5 475 0 0 Updated Jan 21, 2026
  • btwxt Public

    N-dimensional grid interpolation library

    bigladder/btwxt’s past year of commit activity
    C++ 21 BSD-3-Clause 10 7 6 Updated Jan 20, 2026
  • courier Public

    A lightweight, header-only C++ library for use in other libraries that allows client code define how to deliver context-specific error, warning, and informational messages from a library to the client's users, and handle errors from a library when they occur.

    bigladder/courier’s past year of commit activity
    CMake 2 BSD-3-Clause 0 2 0 Updated Jan 20, 2026
  • lattice Public

    A framework for developing data models, including schema development and documentation.

    bigladder/lattice’s past year of commit activity
    Python 7 BSD-3-Clause 0 41 0 Updated Jan 19, 2026
  • kiva-test-results Public
    bigladder/kiva-test-results’s past year of commit activity
    1 0 0 0 Updated Jan 19, 2026
  • kiva Public

    Ground heat transfer calculation tool

    bigladder/kiva’s past year of commit activity
    C++ 27 BSD-3-Clause 8 11 1 Updated Jan 19, 2026
  • hpwh-data-model Public
    bigladder/hpwh-data-model’s past year of commit activity
    Python 1 BSD-3-Clause 0 11 1 Updated Jan 16, 2026
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