F# Weekly #39, 2026 – Oxpecker 3

Welcome to F# Weekly,

A roundup of F# content from this past week:

Microsoft News

• Microsoft is updating its author-signing certificate starting September 23, 2026
• AG-UI Protocol now has a first-class .NET SDK
• Creating a memory dump in C#

New #oxpecker beta release! #fsharpmedium.com/@Lanayx/oxpe…

— Vladimir Shchur (@lanayx.bsky.social) 2026-09-27T01:17:23.418Z

Videos

• .NET Data Community Standup: You won’t believe what Chris is doing with EF interceptors 🤯
• Production Ready: Observability, Governance and Deployment – YouTube

Blogs

• Oxpecker 3. As you might have guessed from the… | by Vladimir Shchur | Sep, 2026 | Medium

Highlighted projects

• fsprojects/FsLexYacc: Lexer and parser generators for F#
• adz/FsLiveDocs: F# Live Docs generator – api docs, live snippets, x-refs, markdown pages, FSI transcript execution and snapshot tested, and AI-ready output. If the examples don’t compile, the build fails.
• byzantine-systems/automata: A typed state-machine library for F# (and .NET), with Polly integrations and PostgreSQL/SQLite as an optional durable store

New Releases

• Fable 5.18.0
• fantomas 8.0.5
• FsLexYacc 13.0.0
• Equinox.Tool 4.1.4
• FSharp.Analyzers.SDK 0.39.2
• Myriad 1.1.0
• WebSharper.FSharp 10.1.6.677
• FsLiveDocs 0.9.0
• Fable.Lit.Dsl 2.0.0
• ByzantineSystems.Automata.Core 0.5.0
• FSharp.HotChocolate 1.0.4
• FS-GG/FsQuint v0.1.0
• krymtkts/SnippetPredictor v0.8.0

Some screenshots from my Stylised-first F# #fsharp game engine. #gamedevhttps://t.co/RDZOx7DWSI pic.twitter.com/h9OY6VOOoJ

— Adrian Sieradzki (@adisiera) September 25, 2026

That’s all for now. Have a great week.