This Month in TYPO3: September 2025 [Issue #29]

Security-first updates headline the month, including core security releases and a new ELTS bundle to protect long-lived projects, while Association reports, budget voting, and T3CON25 schedule news keep strategy front and center; it’s a perfect time to upgrade, nominate, and get involved together.

Security And Maintenance Releases

• TYPO3 13.4.18 and 12.4.37 security releases — All versions are security releases and contain important security fixes - read the corresponding security advisories here.
• ELTS 9 | 10 | 11 September bundle — Subscribers receive back-ports, dependency updates, and stability improvements to keep legacy platforms secure at scale.

Celebrating All TYPO3 Contributors

• Coders Corner September 2025 — Celebrate the reviewers, translators, testers, and maintainers whose steady work powers every release cycle.

Insights From The TYPO3 Association & TYPO3 GmbH

• TYPO3 Award 2025 nominees — Explore standout projects across sectors and get inspired before the Düsseldorf gala celebration.
• Four ideas funded for Q4 2025 — Members selected community proposals that strengthen developer experience, documentation, and onboarding this quarter.
• T3CON25 schedule — Plan your conference journey with keynotes, tracks, and community sessions tailored for editors, integrators, and decision-makers.
• Pinned content elements report — Budget-backed improvements help editors curate evergreen blocks and improve content governance in complex sites.
• DMEXCO 2025 recap — See how TYPO3 connected with marketers on omnichannel content, consent, analytics, and measurable ROI.
• DMEXCO preview highlights — Before the fair, TYPO3 GmbH outlined five reasons our booth mattered for digital teams.
• Meet the awards jury — Get to know the experts evaluating entries and learn how submissions were assessed this year.

Upcoming TYPO3 Events

• 6–7 October — TYPO3 Camp London
• 13 October — TYPO3 Accessibility Sprint Berlin 2025
• 14–17 October — Meet TYPO3 at DrupalCon Vienna
• 16–18 October — TYPO3 Camp Berlin
• 27–30 October — TYPO3 v14 Code Sprint
• 7–9 November — TYPO3camp RheinRuhr
• 10–13 November — TYPO3 Community Sprint Q4
• 25–27 November — TYPO3 Conference T3CON25

TYPO3 Community & Ecosystem Insights

• Step-by-step guides for learning TYPO3 — Contribute guides that help newcomers practice tasks directly in real projects.
• TYPO3 meets SEAL search — Discover fresher, more relevant results through SEAL integration and what this means for editors at scale.
• Validating translation files — Catch broken placeholders and missing labels with a Composer validator to protect multilingual UX quality.
• TYPO3 backend intranet and extranet guide — Plan secure access, SSO patterns, and content governance for enterprise-grade internal platforms.

Join The TYPO3 Core AI Initiative

Help shape editor-assist features, smart media, and content suggestions by contributing to TYPO3’s emerging AI capabilities; bring UX, PHP, ML and MCP curiosity, and pair with mentors in friendly working groups; join the Slack channel and read about v14 AI integrations.

Share Your TYPO3 Story & Get Recognized

Launched a multilingual portal, mentored first-time contributors, or shipped an innovative extension? Inspire peers and earn a spotlight in a future issue; submit story.

Appreciation Of The Month

To every reviewer trimming legacy code, every translator adding new strings, and every organizer coordinating venues and sponsors — thank you. Your dedication powers secure releases, inclusive documentation, and vibrant meetups. TYPO3 thrives because you share skills, welcome newcomers, and keep our open-source spirit bright.