# Evolution Principles

> The rules governing how a system changes over time — no backward-compat cruft, no deprecation debt, no legacy retention, no 'for now'.

Record: `algorithms:evolution-principles`
Kind: algorithm
Layer: [Evolution Principles](https://banes-lab.com/records/layer/evolution-principles.md)
Canonical: https://banes-lab.com/ontology/algorithms#algorithms-evolution-principles
Closure: https://banes-lab.com/json/records/algorithms/evolution-principles/closure

Listed in [Algorithm contracts](https://banes-lab.com/api/records/algorithms.md), after [Correctness Core](https://banes-lab.com/records/algorithms/correctness-core.md) and before [Resource Core](https://banes-lab.com/records/algorithms/resource-core.md).

## Domain

- [Architectural Clusters](https://banes-lab.com/records/algorithms-domain/architectural-clusters.md)

## Tier

- [exempt](https://banes-lab.com/records/vocabulary/domain-tier-exempt.md)

## Principle

- [Evolutionary Architecture](https://banes-lab.com/records/architecture/evolutionary-architecture.md)

## Composed by

- [Forward Compatibility Over Backward Compatibility](https://banes-lab.com/records/algorithms/no-backward-compat.md)
- [Explicit Removal Over Deprecation](https://banes-lab.com/records/algorithms/no-deprecation.md)
- [Greenfield Over Legacy](https://banes-lab.com/records/algorithms/no-legacy.md)
- [Now Over For-Now](https://banes-lab.com/records/algorithms/no-for-now.md)
- [Compression Over Repetition](https://banes-lab.com/records/algorithms/no-uncompressed.md)
- [Approved Evolution Over Unapproved](https://banes-lab.com/records/algorithms/no-unapproved.md)
- [Versioned Evolution Over Breaking Change](https://banes-lab.com/records/algorithms/no-breaking-change.md)
- [Pattern By Fit Over Speculative Pattern](https://banes-lab.com/records/algorithms/no-speculative-pattern.md)

## Contract of

- [Evolution Principles](https://banes-lab.com/records/layer/evolution-principles.md)

## Linked from

- [Architecture Review / Evolution / Governance Artifacts](https://banes-lab.com/ontology/principles/architecture-category-architecture-review-evolution-governance-artifacts.md)
- [Architectural Rules](https://banes-lab.com/ontology/algorithms/algorithms-domain-architectural-rules.md)
- [Domain tiers](https://banes-lab.com/ontology/schema/the-vocabulary-domain-tier.md)
- [The layer topology](https://banes-lab.com/ontology/schema/the-layer-topology.md)