Actuary

The goal of this library is to be a tool for calculating insurance reserves using actuarial methods.

ASOP-compliance-support layer for the actuarial-ts SDK: estimate metadata, assumption ledger, ASOP 41 disclosure generation, ASOP 56 model cards, reproducibility bundles, and actual-vs-expected roll-forward. Responsibility for compliance remains with the

Semi theme generated by dsm. https://semi.design/dsm

Pure, zero-dependency P&C loss reserving engine for TypeScript: triangles, chain ladder, Mack, Bornhuetter-Ferguson, Benktander, Cape Cod (Gluck decay), Munich chain ladder, Clark growth curves, frequency-severity, Berquist-Sherman, ULAE, discounting, tai

Mastra agent toolkit for the actuarial-ts SDK: typed actuarial tools with a hard tenant seam, human-gated judgment workflows that write the compliance assumption ledger, a reserving advisor factory, and a golden-prompt eval harness.

BayesPredicts: Bayesian survival analysis for predictive maintenance of agents and infrastructure. Feed lifecycle events (start, stop, failure, still-running) and get calibrated time-to-failure forecasts with credible intervals, so you restart a component

chainladder in js