LTS

Microsoft's materials give November 10, 2026 as the end-of-support date for .NET 8 (LTS) and .NET 9 (STS), the day .NET 11 shipped; its releases table lists November 14, 2028 for both .NET 10 (LTS) and .NET 11 (STS).

Node.js 26.13.0 marks 26.x as LTS with updates through the end of April 2029 and no other changes from 26.12.1; the 27.0.0-alpha.0 pre-release lists V8 15.6.75.13 and breaking changes.

DuckDB 2.0.0 LTS, released October 21, adds triggers, the Quack CONNECT statement, a PEG parser and async I/O; versions before 2.0 cannot read files it creates.

Qt 6.12, released September 30 as a five-year Long-Term Support version, adds native QML hot reload, a production-ready CanvasPainter API and HarmonyOS as an LTS platform.

Canonical releases Ubuntu 26.04 LTS on April 23, shipping Rust-based coreutils and sudo as defaults, GNOME 50 without X11, and a 6 GB RAM floor that redefines the distribution's baseline for the next decade.

Node.js 26 ships April 22 as the final release under the project's long-running odd/even cadence, with the Temporal API on track and a new annual LTS-for-all model beginning with Node.js 27.