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.
- Version
- 1.4.1
Pinned to revision 9b185ee715e4, so it is the text this page describes rather than whatever the author pushed since.
Files
- skills/typo3-upgrade-effort-model/SKILL.md
- skills/typo3-upgrade-effort-model/references/assessment-workflow.md
- skills/typo3-upgrade-effort-model/references/extension-classification.md
- skills/typo3-upgrade-effort-model/references/flux-to-content-blocks-migration.md
- skills/typo3-upgrade-effort-model/references/rector-coverage.md
- skills/typo3-upgrade-effort-model/references/relaunch-vs-portation.md
- skills/typo3-upgrade-effort-model/references/risk-multipliers.md
- skills/typo3-upgrade-effort-model/references/upgrade-patterns.md
- skills/typo3-upgrade-effort-model/references/version-compatibility.md
Every link opens the file at its source, pinned to the revision this page describes.