netresearch/typo3-upgrade-effort-model

v1.4.0(MIT AND CC-BY-SA-4.0)

Generic TYPO3 LTS upgrade effort model: per-version risk multipliers (v14: Fluid 5 strict VHs, HashService removal, TSFE removal, asset-pipeline removal), breaking-change baselines, version-compatibility matrix, Rector coverage adjustments, and a 7-phase assessment workflow. Calibration-free — pair with your own historical project data for tuned estimates.

GitHub

typo3-upgrade-effort-model

Use when estimating effort for TYPO3 LTS major version upgrades (current target: v14.3 LTS, released 2026-04-21). Provides risk multipliers for v14 breaking changes (fact catalog owned by typo3-conformance's v14-deprecations.md), per-extension baselines, version-compatibility matrix, Rector coverage adjustments, 7-phase assessment workflow. Calibration-free; pair with your historical data for tuned estimates.