lifelib: Actuarial models in Python

lifelib is an open-source Python package featuring practical actuarial models, tools, and examples. Contribute your excellent work to lifelib and share it with actuaries from all around the world!

Gallery

Gallery

Selecting model points by cluster analysis

Spyder Plugin for modelx

Last Updates

Note: Follow lifelib on LinkedIn for more frequent updates.

• 10 Aug 2025: New download available on the Download page.

• 1 February 2025: lifelib v0.11.0 is released. BasicTerm_SC, a new model optimized for generating a compiled model using Cython with modelx-cython is introduced.

… See more updates

About

• What is lifelib?

• How lifelib works

• Contributing to lifelib

• Module Index

• Index

• Search Page

• Past Documents

Quick Start

• Getting lifelib

• Using lifelib with Spyder

• Running Notebooks

• FAQ and How-Tos

Libraries

• The basiclife Library

• The savings Library

• The appliedlife Library

• The assets Library

• The ifrs17a library

• The economic Library

• The economic_curves library

• The cluster Library

Past Libraries

• Project fastlife

• Project simplelife

• Project nestedlife

• Project ifrs17sim

• Project solvency2

• Project smithwilson

• Development Guide

Gallery

• savings Examples

• economic Examples

• fastlife Examples

• simplelife Examples

• nestedlife Examples

• ifrs17sim Examples

• solvency2 Examples

• smithwilson Examples

Notebooks

• basiclife Notebooks

• savings Notebooks

• ifrs17a Notebooks

• economic Notebooks

• economic_curves Notebooks

• cluster Notebooks

• fastlife Notebooks

• simplelife Notebooks

• ifrs17sim Notebooks

• smithwilson Notebooks

Videos

• Getting Started with lifelib

Download

Download lifelib with WinPython from here. No installation is required. Just unzip the file and it’s all set.

lifelib sites

Submit an issue on lifelib development site on GitHub to report a bug. Start a discussion on the Discussions site to ask a question about lifelib, propose a new feature, or share your experience with lifelib. Follow lifelib’s LinkedIn page to receive updates.

Development site	lifelib-dev/lifelib
Discussions	lifelib-dev/lifelib#discussions
lifelib on PyPI	https://pypi.org/project/lifelib/
LinkedIn page	https://www.linkedin.com/company/lifelib/

modelx sites

modelx is a Python package to use Python like a spreadsheet. modelx provides the foundation of lifelib. Find out more about modelx on the following sites.

Home page & Blog	https://modelx.io
Documentation site	https://docs.modelx.io
Development site	fumitoh/modelx
modelx on PyPI	https://pypi.org/project/modelx/