Quality Diversity Python Packages

ribs

A bare-bones Python library for quality diversity optimization.

codontrace

CodonTrace Genesis — deterministic research software for digital evolution, causal mechanism auditing, replayable ALife experiments, and evidence-gated AI/evolution studies.

fcmaes

A Python 3 gradient-free optimization library

qdax

Accelerated Quality-Diversity

bbobax

Accelerated Black-Box Optimization Benchmark in JAX

digneapy

Diverse Instance Generator with Quality Diversity and Evolutionary Computation

loreley

Repository-scale Quality-Diversity search with coding agents and project-supplied evaluators.

lifeforge

Autonomous flight simulator for AI agents: co-evolutionary adversarial red-teaming with 3D MAP-Elites quality-diversity. Discovers zero-days in LLM agents before production. MCP-native.

pyribs

A bare-bones Python library for quality diversity optimization.

kheperax

High-performance JAX-powered simulator for robotic navigation in 2D mazes, optimized for Quality-Diversity algorithm research and benchmarking.