Apple rolls out Xcode 26.3 Release Candidate 2

Apple is rolling out the second Release Candidate of Xcode 26.3, which will feature agentic coding capabilities. Here are the details.
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OpenAI Publishes Codex App Server Architecture for Unifying AI Agent Surfaces

OpenAI has recently published a detailed architecture description of the Codex App Server, a bidirectional protocol that decouples the Codex coding agent's core logic from its various client surfaces.

Apple releases macOS 26.4 beta 1, here’s what to expect

Right alongside the official release of macOS 26.3, Apple is also rolling out the first beta version of macOS 26.4 for developers.

iOS 26.4's New CarPlay Video Feature Shown in Action

Back at WWDC 2025, Apple revealed that it was planning to allow CarPlay users to watch video via AirPlay in their vehicles while they are not driving, and the first beta of iOS 26.4 suggests the ...