Layers for developers

For developers

APIs, SDKs and integrations for building on Layers — Python, Node.js, .NET, Java, C/C++, mobile SDK, agents and MCP. Changes, recipes and working examples.

Self-hosting, MCP, API, embed and integrations — release notes, recipes and working examples for developers and admins.

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• Platform updates New APIs and SDK releases, with what changed and how to upgrade.
• Code that works Copy-paste examples for real tasks: documents, chats, files, signatures.
• Integration recipes Step-by-step flows: connect your system, agent or bot to Layers.

Posts

• Layers on your computer and phone

  Work with documents, chats and this channel in the Layers app: Word and Excel files open right on your computer, even offline. Mac:…

• Laravel 12: security fixes until February 24, 2027

  Laravel 12 gets security fixes until February 24, 2027. Bug fixes ended August 13, 2026. Time to schedule the move to 13.

• Kubernetes 1.34 is end of life; 1.35 follows Feb 28, 2027

  Kubernetes 1.34 reached end of life on October 27, 2026. 1.35 follows on February 28, 2027. Check what your clusters run.

• Angular 20: LTS ends November 28, 2026

  Angular 20 leaves LTS on November 28, 2026. Versions 2 to 19 are already unsupported. What to check before the date.

• Rails 8.0: security support ends November 7, 2026

  Rails 8.0 gets security fixes until November 7, 2026. After that it is end-of-life. The policy lists 8.1 until October 10, 2027. Plan the…

• PHP 8.3: security fixes only until December 31, 2027

  PHP 8.3 left active support on December 31, 2025. It now gets security fixes only, until December 31, 2027. Plan the upgrade path.

• PostgreSQL 15: end of life November 11, 2027

  PostgreSQL 15 gets its final release on November 11, 2027. A major upgrade on a big cluster is a project — start the plan a year ahead.

• Ruby 3.3: security fixes only, EOL expected March 31, 2027

  Ruby 3.3 is in security maintenance and its expected end of life is March 31, 2027. Choose the target now: 3.4 or 4.0.

• Node.js 22: end of life April 30, 2027

  Node.js 22 reaches end of life on April 30, 2027. Node 24 is supported to April 2028 — and from Node 27 every major release becomes LTS.

• Python 3.11: security fixes only, end of life October 2027

  Python 3.11 is in security-only mode and reaches end of life in October 2027. Pin, test on 3.12+, and stop starting new services on 3.11.

• Ubuntu 22.04 LTS: standard support ends May 2027

  Ubuntu 22.04 LTS leaves standard support in May 2027. Six months is a normal migration window for a fleet — the plan starts this quarter.

• Let's Encrypt: 64-day certificates by default from February 10, 2027

  Let's Encrypt switches its default certificates to 64 days on February 10, 2027. If your renewal runs on a fixed 60-day cron, check it now.

• SQL Server 2016 is past extended support

  SQL Server 2016 left extended support on July 14, 2026. Still running it? Year 1 of extended security updates runs to July 13, 2027 — a…

• Windows Server 2016: extended support ends January 12, 2027

  Windows Server 2016 extended support ends January 12, 2027. If a service still runs on it, there are ten weeks to choose: upgrade, move or…

• PostgreSQL 14 end of life: November 12, 2026

  PostgreSQL 14 reaches end of life on November 12, 2026 — its final minor release, then no more fixes. A plan for the major upgrade, with a…

• Python 3.10 is end-of-life: plan the move off it

  Python 3.10 reached end of life on October 1, 2026 with 3.10.22, its final security release. Python 3.15 shipped on October 9. If a cron…

• PHP 8.2 security support ends December 31, 2026

  PHP 8.2 gets its last security fixes on December 31, 2026 — two months from today. The same day PHP 8.4 leaves active support. Before…

• TLS certificates: 100 days from March 2027 — who renews?

  Since March 15, 2026 a public TLS certificate can be valid for 200 days at most. From March 15, 2027 the limit is 100 days, and on February…

• .NET 8 and 9 end of support on November 10, 2026: find and move what is left

  .NET 8 and .NET 9 both reach end of support on November 10, 2026. The document generator nobody has touched since 2024 is probably one of…

• EN 301 549 V4.1.1: what the new accessibility standard means for generated documents

  EN 301 549 has a new edition: V4.1.1, aligned with WCAG 2.2 and mapped to the European Accessibility Act. If your service sends PDFs,…