apr 23, 2026
8 links from the engineering internet.
github copilot chat improves pull-request awareness
copilot chat in github gets better context about pull requests: discussions, review comments, and diff state are available to the chat without manually pasting them.
github's global pull-request dashboard moves to public preview
the unified cross-repo pull request dashboard is now an opt-out public preview. one place to see every pr you're an author or reviewer on, across all your orgs.
deepseek v4 lands on vercel ai gateway
deepseek v4 pro and flash variants are live on vercel ai gateway with a 1m token context, positioned for coding and reasoning workflows on top of the cheap chinese open-weights frontier.
simon willison ships liteparse for the web: pdf text in the browser
liteparse for the web extracts pdf text fully in the browser via wasm-shimmed node libraries. no upload, no server roundtrip, works offline.
simon willison gets a pelican from gpt-5.5 via the codex backdoor api
early testing of openai's gpt-5.5 via the semi-official codex backdoor api. the famed pelican-on-a-bicycle test, plus notes on the api shape and what's exposed.
famfs, fuse, and bpf: the post-lsfmm filesystem revisions
the famfs filesystem has undergone significant revisions following discussions at the lsfmm+bpf summit. lwn covers the design changes and where the next round of work is heading.
linear agent gains mcp support
linear agent can now connect to your other tools via mcp: granola, glean, notion, posthog. moves linear closer to being an agentic product hub for engineering teams.
ubuntu 26.04 lts 'resolute raccoon' released
ubuntu 26.04 lts ships with tpm-backed full-disk encryption, livepatch on arm servers, and rust-based reimplementations of sudo and coreutils. first lts to expand memory-safe system components.