Actuarial reserving in Python

Free Actuarial System for Loss Reserving

Python Package for Age-Period-Cohort and extended Chain-Ladder Analysis

Individual claims history simulation machine

Individual Claims Forecasting with Bayesian Mixture Density Networks

Open-source Claude skills for property & casualty actuaries — loss reserving, ratemaking, and more.

An R package, plumber API, database, and Shiny App for Actuarial Loss Development and Reserving Workflows.

A Pythonic Approach to Actuarial Reserving

A multivariate evolutionary generalised linear model framework with adaptive estimation for claims reserving

Age-period-cohort models for the claim development.

chainladder - Property and Casualty Loss Reserving

Class library for actuarial claims reserving and tariff rating for non-life insurances

This repository contains the code to replicate the manuscript A MACHINE LEARNING APPROACH BASED ON SURVIVAL ANALYSIS FOR IBNR FREQUENCIES IN NON-LIFE RESERVING

Reservberäkning för livförsäkringar i R

Open-source P&C actuarial reserving. The actuarial-ts TypeScript SDK (5 Apache-2.0 packages: deterministic + stochastic methods, ASOP-support compliance tooling, agent primitives), a cross-engine interchange spec cross-verified against R ChainLadder and chainladder-python, and the ActNG reserving workbench.

Manual técnico de IBNR, reserving y modelación actuarial para seguros de salud, con aplicaciones al sistema de salud colombiano.

Loss-ratio analysis and projection for long-term health insurance: stage-adaptive projection (exposure-driven before maturity, chain ladder after), with maturity point and cohort regime detection, plus calendar-diagonal backtesting.

Chain-ladder claims reserving (development factors, ultimates, IBNR) with backtesting.

Open-source Python library for P&C loss reserve estimation — pip install actuarial-reserving

Test platform for possible future claims reserving website