Repositories list

• casact.github.io

  Public
  Webpage for the casact GitHub

  Python

  •11 fork in casact/casact.github.io•00 stars in casact/casact.github.io•00 issues in casact/casact.github.io•00 pull requests in casact/casact.github.io•Updated Nov 2, 2026Nov 2, 2026

• chainladder-python

  Public
  Actuarial reserving in Python, triangle data manipulation, link ratios calculation, and IBNR models.

  pythonscikit-learnestimators+ 5

  pythonscikit-learnestimatorspandasactuarialreservingactuarychainladder

  Python

  •

  Mozilla Public License 2.0

  •121121 forks in casact/chainladder-python•285285 stars in casact/chainladder-python•149149 issues in casact/chainladder-python•2929 pull requests in casact/chainladder-python•Updated Nov 1, 2026Nov 1, 2026

• cyber-risk-ml

  Public
  Python

  •

  MIT License

  •00 forks in casact/cyber-risk-ml•00 stars in casact/cyber-risk-ml•00 issues in casact/cyber-risk-ml•00 pull requests in casact/cyber-risk-ml•Updated Oct 25, 2026Oct 25, 2026

• fcaz

  Public
  Property and Casualty Actuarial Modeling

  Python

  •

  Mozilla Public License 2.0

  •11 fork in casact/fcaz•00 stars in casact/fcaz•11 issue in casact/fcaz•00 pull requests in casact/fcaz•Updated Oct 20, 2026Oct 20, 2026

• rate-filing-competitive-intelligence

  Public
  Code supporting the paper "From Filings to Foresight: Transforming Public Rate Filings into Actuarial Competitive Intelligence" currently submitted

  competitive-intelligenceinsurance-pricingrate-filings

  competitive-intelligenceinsurance-pricingrate-filings

  Python

  •

  Mozilla Public License 2.0

  •00 forks in casact/rate-filing-competitive-intelligence•11 star in casact/rate-filing-competitive-intelligence•00 issues in casact/rate-filing-competitive-intelligence•00 pull requests in casact/rate-filing-competitive-intelligence•Updated Oct 19, 2026Oct 19, 2026

• Solving-Common-Reserving-Problems-with-Bayesian-MCMC

  Public
  Research and supporting code developed by Michael R. Larsen and hosted by the Casualty Actuarial Society under license.

  R

  •

  Mozilla Public License 2.0

  •00 forks in casact/Solving-Common-Reserving-Problems-with-Bayesian-MCMC•00 stars in casact/Solving-Common-Reserving-Problems-with-Bayesian-MCMC•00 issues in casact/Solving-Common-Reserving-Problems-with-Bayesian-MCMC•00 pull requests in casact/Solving-Common-Reserving-Problems-with-Bayesian-MCMC•Updated Oct 16, 2026Oct 16, 2026

• FASLR

  Public
  Free Actuarial System for Loss Reserving

  actuarialreserving

  actuarialreserving

  Python

  •

  GNU General Public License v3.0

  •1919 forks in casact/FASLR•5959 stars in casact/FASLR•6969 issues in casact/FASLR•99 pull requests in casact/FASLR•Updated Oct 16, 2026Oct 16, 2026

• actsim

  Public
  Python

  •

  Apache License 2.0

  •33 forks in casact/actsim•1111 stars in casact/actsim•00 issues in casact/actsim•00 pull requests in casact/actsim•Updated Sep 28, 2026Sep 28, 2026

• lmeresampler

  Public
  R package for resampling multilevel models

  R

  •88 forks in casact/lmeresampler•00 stars in casact/lmeresampler•00 issues in casact/lmeresampler•00 pull requests in casact/lmeresampler•Updated Sep 4, 2026Sep 4, 2026

• git-your-act-uary-together

  Public
  The Unofficial CAS Githering Place

  Mozilla Public License 2.0

  •1111 forks in casact/git-your-act-uary-together•66 stars in casact/git-your-act-uary-together•00 issues in casact/git-your-act-uary-together•00 pull requests in casact/git-your-act-uary-together•Updated Aug 30, 2026Aug 30, 2026

• hardhat

  Public
  Workers' compensation, retrospective and experience rating

  Python

  •

  Mozilla Public License 2.0

  •00 forks in casact/hardhat•11 star in casact/hardhat•00 issues in casact/hardhat•00 pull requests in casact/hardhat•Updated Jul 19, 2026Jul 19, 2026

• research-papers

  Public
  This will house subprojects associated with research papers sponsored by the CAS

  actuarialactuarial-modeling

  actuarialactuarial-modeling

  Mozilla Public License 2.0

  •11 fork in casact/research-papers•77 stars in casact/research-papers•00 issues in casact/research-papers•00 pull requests in casact/research-papers•Updated Jun 18, 2026Jun 18, 2026

• reinspy

  Public
  reinspy - a Python Reinsurance Package

  reinsuranceactuarial

  reinsuranceactuarial

  Python

  •

  Mozilla Public License 2.0

  •11 fork in casact/reinspy•88 stars in casact/reinspy•11 issue in casact/reinspy•00 pull requests in casact/reinspy•Updated May 7, 2026May 7, 2026

• capital-modeling

  Public
  CAS Monograph 15 - Introduction to Capital Modeling and Portfolio Management

  TeX

  •22 forks in casact/capital-modeling•77 stars in casact/capital-modeling•00 issues in casact/capital-modeling•00 pull requests in casact/capital-modeling•Updated Jan 31, 2026Jan 31, 2026

• image-processing-catastrophe-model-calibration

  Public
  An Application of Image Processing Techniques in the Calibration of Catastrophe Models

  Jupyter Notebook

  •22 forks in casact/image-processing-catastrophe-model-calibration•00 stars in casact/image-processing-catastrophe-model-calibration•00 issues in casact/image-processing-catastrophe-model-calibration•00 pull requests in casact/image-processing-catastrophe-model-calibration•Updated Dec 6, 2025Dec 6, 2025

• cas-2023-multiple-deps

  Public
  Repository for the IGC 2023 CAS-SOA

  Jupyter Notebook

  •00 forks in casact/cas-2023-multiple-deps•00 stars in casact/cas-2023-multiple-deps•66 issues in casact/cas-2023-multiple-deps•00 pull requests in casact/cas-2023-multiple-deps•Updated Dec 5, 2025Dec 5, 2025

• CAS-Project-Health-Insurance-Fraud-Detection

  Public
  Integrating Machine Learning Models with Business Rule Triggers to Boost Performance in Health Insurance Fraud Detection: A Case Study

  HTML

  •11 fork in casact/CAS-Project-Health-Insurance-Fraud-Detection•11 star in casact/CAS-Project-Health-Insurance-Fraud-Detection•00 issues in casact/CAS-Project-Health-Insurance-Fraud-Detection•00 pull requests in casact/CAS-Project-Health-Insurance-Fraud-Detection•Updated Nov 1, 2025Nov 1, 2025

• Workers_Compensation_Case_Studies

  Public
  Predicting Workers’ Compensation Dispute Outcomes with Large Language Models

  Jupyter Notebook

  •

  GNU General Public License v3.0

  •11 fork in casact/Workers_Compensation_Case_Studies•00 stars in casact/Workers_Compensation_Case_Studies•00 issues in casact/Workers_Compensation_Case_Studies•00 pull requests in casact/Workers_Compensation_Case_Studies•Updated Sep 17, 2025Sep 17, 2025

• catastrophe-loss-prediction-with-NLP

  Public
  Catastrophe loss prediction with NLP

  Python

  •22 forks in casact/catastrophe-loss-prediction-with-NLP•22 stars in casact/catastrophe-loss-prediction-with-NLP•00 issues in casact/catastrophe-loss-prediction-with-NLP•00 pull requests in casact/catastrophe-loss-prediction-with-NLP•Updated Apr 27, 2025Apr 27, 2025

• bayesIBNRcyber

  Public
  Bayesian IBNR Model for Cyber Incidents

  00 forks in casact/bayesIBNRcyber•33 stars in casact/bayesIBNRcyber•00 issues in casact/bayesIBNRcyber•00 pull requests in casact/bayesIBNRcyber•Updated Nov 8, 2024Nov 8, 2024

• mg-credibility

  Public
  Monograph on credibility and penalized regression

  R

  •

  Mozilla Public License 2.0

  •44 forks in casact/mg-credibility•88 stars in casact/mg-credibility•00 issues in casact/mg-credibility•00 pull requests in casact/mg-credibility•Updated Oct 31, 2024Oct 31, 2024

• painless_glms

  Public
  Code examples from CLRS 2024

  R

  •

  Mozilla Public License 2.0

  •22 forks in casact/painless_glms•55 stars in casact/painless_glms•00 issues in casact/painless_glms•00 pull requests in casact/painless_glms•Updated Sep 27, 2024Sep 27, 2024

• meta

  Public
  Information about the CAS organizational account

  actuarialactuarial-data

  actuarialactuarial-data

  R

  •

  Mozilla Public License 2.0

  •11 fork in casact/meta•88 stars in casact/meta•00 issues in casact/meta•00 pull requests in casact/meta•Updated Apr 21, 2024Apr 21, 2024

• tryangle

  Public
  Tryangle is an automatic chainladder reserving framework. It provides scoring and optimisation methods based on machine learning techniques to automatically sel…

  Python

  •

  Mozilla Public License 2.0

  •1313 forks in casact/tryangle•2929 stars in casact/tryangle•22 issues in casact/tryangle•11 pull request in casact/tryangle•Updated Jun 11, 2023Jun 11, 2023

• raw_package

  Public
  Data package for R actuarial workshops

  actuarialactuariesactuarial-data

  actuarialactuariesactuarial-data

  R

  •

  Mozilla Public License 2.0

  •33 forks in casact/raw_package•1313 stars in casact/raw_package•00 issues in casact/raw_package•00 pull requests in casact/raw_package•Updated Jun 8, 2023Jun 8, 2023

• linearscore

  Public
  R Codes for manuscript named 'Linear Classifier Models for Binary Classification'

  R

  •00 forks in casact/linearscore•00 stars in casact/linearscore•00 issues in casact/linearscore•00 pull requests in casact/linearscore•Updated May 5, 2023May 5, 2023

• casproject2020_cred

  Public
  repository for the cas project 2020 on credibility

  TeX

  •11 fork in casact/casproject2020_cred•00 stars in casact/casproject2020_cred•00 issues in casact/casproject2020_cred•00 pull requests in casact/casproject2020_cred•Updated Apr 16, 2023Apr 16, 2023

• reserves_wg_longitudinal_reserving

  Public
  A longitudinal approach to non-life loss reserving

  R

  •

  Mozilla Public License 2.0

  •11 fork in casact/reserves_wg_longitudinal_reserving•00 stars in casact/reserves_wg_longitudinal_reserving•00 issues in casact/reserves_wg_longitudinal_reserving•11 pull request in casact/reserves_wg_longitudinal_reserving•Updated Apr 7, 2023Apr 7, 2023

• pull_request_tutorial

  Public
  Mozilla Public License 2.0

  •1111 forks in casact/pull_request_tutorial•11 star in casact/pull_request_tutorial•00 issues in casact/pull_request_tutorial•00 pull requests in casact/pull_request_tutorial•Updated Mar 28, 2023Mar 28, 2023

• rp-bnn-claims

  Public
  Individual Claims Forecasting with Bayesian Mixture Density Networks

  gpuactuarialreserving+ 1

  gpuactuarialreservingactuarial-data

  TeX

  •

  Mozilla Public License 2.0

  •33 forks in casact/rp-bnn-claims•1717 stars in casact/rp-bnn-claims•66 issues in casact/rp-bnn-claims•55 pull requests in casact/rp-bnn-claims•Updated Feb 15, 2023Feb 15, 2023