TYPO3 v14 Agent Skills: 26 owned + 11 vendored, with a measured eval harness and a single gate command.
This repository also configures its own agents. See what typo3-skills tells them →
Skill Claude CodeCodex
Writes and maintains architecture decision records (ADRs) and decision logs: what was decided, why, which alternatives were considered and rejected, and what would make the team revisit it later. Use when the same argument keeps coming back every few months and nobody remembers the rationale, when you need to document…
Skill Claude Code
Use when evaluating projects for production or enterprise readiness, implementing supply chain security (SLSA, cosign, SBOMs, pnpm), hardening CI/CD pipelines, establishing quality gates (TYPO3: CI matrix PHP 8.2-8.5 x TYPO3 12.4/13.4/14.3 LTS), pursuing OpenSSF Best Practices Badge (Passing/Silver/Gold) or OSPS…
Skill Claude CodeCodex
Creates and reviews Austrian Impressum and disclosure content for websites, including ECG, UGB, GewO, MedienG, Offenlegung, and company-form-specific templates. Use when the user mentions Impressum, legal notice, imprint, Austria, Oesterreich, Mediengesetz, Offenlegung, or website operator disclosure.
Skill Claude Code
Use when modernizing PHP code: PHP 8.1-8.5 features, PSR/PHP-FIG/PER-CS compliance, PHPStan/Rector/PHP-CS-Fixer/PHPat tooling, DTOs/enums/readonly/property hooks, type safety. Triggers: PHP modernization, type safety, PHPStan, Rector, PHP-CS-Fixer, enum, DTO, readonly, stricttypes, property hooks, PHP 8.4, PHP 8.5.
Skill Claude CodeCodex
Postgres performance optimization and best practices from Supabase. Use this skill when writing, reviewing, or optimizing Postgres queries, schema designs, or database configurations.
Skill Claude Code
Use when conducting security assessments — OWASP Top 10 / API / LLM, CWE Top 25, CVSS scoring — auditing PHP/TYPO3, APIs, frontend, Terraform/K8s/Docker IaC, AWS cloud, AI agent configs, or scanning dependencies.
Skill Claude CodeCodex
Builds security incident reports, DDoS post-mortems, timelines, IoC sections, CVE correlation, severity scoring, and blameless root cause analysis. Use when the user needs an incident report, post-mortem, forensics summary, security timeline, DDoS analysis, SIR, root cause analysis, or communication for a security…
Skill Claude CodeCodex
Accessible markup patterns for TYPO3 v14: skip links, landmark regions, heading structure, keyboard and tab order, visible focus rings and outlines, ARIA for accordions, dropdowns and modals, accessible form labels and error messages, alt text and colour contrast, in Fluid templates, PHP helpers and vanilla JavaScript…
Skill Codex
Build and audit TYPO3 backend editor rights after an explicit choice between one user-facing main group with simple internal leaves or preserving distinct existing roles. Covers CTypes, fields, page ACLs, languages, modules, mounts, MFA, Forms/Powermail, Workspaces, User TSconfig, Visual Editor, Redirects, safe…
Skill Claude CodeCodex
Roll out one repeated change over multiple TYPO3 extensions in a monorepo or packages/ directory. Use when inventorying which packages still call a removed API such as HashService and fixing them together, applying a shared codemod, or splitting a mass refactor into reviewable batches. Owns cross-package inventory…
Skill Claude CodeCodex
Use when checking which TYPO3 versions an extension says it supports, when composer.json and extemconf.php disagree, when a version bump must reach every file that states it, when reviewing a TYPO3 extension for what needs attention, or when auditing coding standards, TER readiness, deprecations and modernization to…
Skill Claude CodeCodex
Defines what a TYPO3 block IS: its field definitions in config.yaml, and how fields nest into collections or repeatable children. Covers Content Blocks for elements, records, page types and file types as the single source of truth. Use when creating a new block, writing or debugging config.yaml and make:content-block…
Skill Claude CodeCodex
Use when contributing to TYPO3 Core — Forge issues, Gerrit patches, cherry-picks, CI debugging — or when working on git.typo3.org, the t3o site GitLab (services/t3o-sites/: extensions.typo3.org/ter, common/t3olayout, anubis): merge requests, issues, work items, labels, pipelines. Core main is v15-in-progress (PHP…
Skill Claude CodeCodex
Creates, updates, moves, localizes and deletes TYPO3 records programmatically from PHP - import scripts, CLI commands, data migrations - using DataHandler datamaps and cmdmaps. Use when writing hundreds of pages or records from JSON, CSV or another system and the parent references must stay intact, when the reference…
Skill Claude CodeCodex
Use whenever a running TYPO3 instance is wanted, started or reached: ddev commands, backend URLs, DDEV setup, multi-version testing — and when DDEV cannot run, so the instance must be provisioned directly. Triggers on: I need an instance, install TYPO3 locally, ddev URLs, docker environment, CI or container without…
Skill Codex
Build and maintain an accessible design-system overview inside a chosen TYPO3 installation: audit the rendered site and brand assets, document message, conditional contrast evidence, semantic colors and ramps, typography, foundations, components, imagery, and facts, then generate design.md, tokens.json, and a…
Skill Claude Code
Use when creating, editing, or reviewing TYPO3 extension documentation (Documentation/.rst, guides.xml, README.md, XLF translations), rendering docs with Docker, using TYPO3 RST directives, adding screenshots, deploying to docs.typo3.org, improve docs, fix documentation, or XLIFF 2-space indentation (TYPO3 v14+).
Skill Claude CodeCodex
Use when an extension has to work with a newer or the current TYPO3 LTS, when a version bump breaks compatibility or leaves deprecated APIs behind, when upgrading v11->v12, v12->v13 or v13->v14 (v14.3 LTS is the current target), when one codebase must stay compatible with two versions, when running Extension Scanner…
Skill Claude CodeCodex
Automatically rewrite TYPO3 non-PHP files with Fractor: outdated TypoScript condition syntax, FlexForm XML migrations to v14, deprecated ViewHelper syntax in Fluid .html templates, YAML, XLIFF and Htaccess. Use when a tool should fix configuration or template files, or Rector left the .typoscript, .yaml and .html…
Skill Claude CodeCodex
Designs and migrates TYPO3 extension icons to the v14 line-art style, including source SVG cleanup, light/dark behavior, IconRegistry naming, backend module icons, and verification. Use when the user asks for TYPO3 v14 icons, backend module icon migration, extension icon modernization, SVG icon rules, or icon…
Skill Claude CodeCodex
Evaluates whether an outside idea is worth building as a TYPO3 extension, checks whether someone has already done it, builds the extension, and writes it up as the companion German webconsulting.at MDX article for our site. Use when the user shares a link, product, article, paper or concept and asks whether it could…
Skill Claude CodeCodex
Prepare the first public 1.0.0 release of a TYPO3 14.3+ extension. Use for initial TER upload or Packagist publication readiness, composer.json release metadata, PHP/TYPO3 CI matrix verification, changelog, release notes and tagging an unreleased package. Coordinates the final release review and publication checklist…
Skill Claude CodeCodex
Bulk-generates thematic tags for georgringer/news (EXT:news) and assigns them to existing news records via keyword matching. Use when tagging large news corpora, defining a generic tag catalogue, building a Symfony console command for tag assignment, working with txnewsdomainmodeltag / txnewsdomainmodelnewstagmm, or…
Skill Claude CodeCodex
Builds and debugs Powermail 13+ contact and enquiry forms in TYPO3: form setup and validation, conditional fields that appear only when another answer has a particular value, finishers that pass a submission on to another system, spam protection, and email templates and delivery. Use when a confirmation or…
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