release-candidate

Hugo van Kemenade announces the final release candidate for Python 3.15, scheduled for October, and encourages third-party maintainers to prepare their projects by testing and publishing wheels.

X.Org Server 26.1 RC1 is released as the first feature update in five years, introducing changes such as the removal of Autoconf/Automake in favor of Meson and various security improvements.

The first release candidate of xorg-server 26.1.0 is announced, featuring updates like the removal of autoconf/automake build system, new display features, and bug fixes for various servers including Xorg and Xwayland.

Olivier Fourdan announced the first release candidate of Xwayland 26.1.0, featuring changes like EGLStream removal, clipboard bridge for rootful mode, multi-seat support, and various bug fixes, with a request for testing.

SvelteKit 3 is now in Release Candidate, introducing breaking changes such as moving configuration to vite.config.ts, replacing the $lib alias with #lib subpath imports, and simplifying TypeScript configuration.

Solid 2.0 Release Candidate is out, showcasing the big reveal of new features for the reactive UI library.

Marp Core v5 release candidate is out, featuring Mermaid diagrams, Shiki syntax highlighting, a lightweight default core, MathJax v4, and lazy-loaded optional dependencies.

LLM 0.32rc1 introduces a redesigned message store with content-addressable hash IDs, enabling de-duplication and tree structures for forked conversations, plus support for new GPT-5.6 model variants.

sqlite-utils 4.0rc3 is a release candidate with new features including compound foreign key introspection and case-insensitive column matching.

sqlite-utils 4.0rc2 is released, largely written with the help of Claude Fable AI. The release fixes critical bugs in transaction handling and includes comprehensive documentation.

sqlite-utils 4.0rc1 is a release candidate that adds built-in database migrations (ported from sqlite-migrate) and nested transactions via db.atomic(), along with minor backwards-incompatible changes.

sqlite-utils 4.0rc1 is a release candidate for the Python CLI tool that simplifies SQLite database manipulation.

Hillel Wayne announces version 0.15 release candidate of his book 'Logic for Programmers', and highlights a livecoding meetup featuring Strudel and CLAVIER-36 for music programming.

The MCP specification release candidate for 2026-07-28 introduces a stateless core, extensions like MCP Apps and Tasks, improved authorization, and a formal deprecation policy, enabling scalable HTTP infrastructure without sticky sessions.