# F# Weekly #48, 2025 - #FsAdvent starts Dec 1st

**URL:** <https://forums.fsharp.org/t/f-weekly-48-2025-fsadvent-starts-dec-1st/4982>\
**Category:** General\
**Tags:** news\
**Created:** [November 30, 2025, 12:16pm UTC](https://forums.fsharp.org/t/f-weekly-48-2025-fsadvent-starts-dec-1st/4982 "2025-11-30T12:16:21Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![sergey\_tihon](https://yyz2.discourse-cdn.com/flex030/user_avatar/forums.fsharp.org/sergey_tihon/32/25_2.png) [@sergey\_tihon](https://forums.fsharp.org/u/sergey_tihon)\
**Post date:** [November 30, 2025, 12:16pm UTC](https://forums.fsharp.org/t/f-weekly-48-2025-fsadvent-starts-dec-1st/4982/1 "2025-11-30T12:16:21Z")

</div>

Welcome to F# Weekly,

A roundup of F# content from this past week:

**News**

- [Gazelle (A Fast Engine for Structural Engineering) is written in F#](https://gazelle.sh/) 
- [.NET Day on Agentic Modernization Coming Soon - .NET Blog](https://devblogs.microsoft.com/dotnet/dotnet-day-on-agentic-modernization-coming-soon/)
- [Visual Studio – Built for the Speed of Modern Development - Visual Studio Blog](https://devblogs.microsoft.com/visualstudio/visual-studio-built-for-the-speed-of-modern-development/)
- [Announcing ASP.NET Core OData 10.0.0 Preview 1 - OData](https://devblogs.microsoft.com/odata/announcing-asp-net-core-odata-10-0-0-preview-1/)
- [Announcing OData Model Builder 3.0.0 Preview 1 Release - OData](https://devblogs.microsoft.com/odata/announcing-odata-model-builder-3-0-0-preview-1-release/)

> **[Maxime (@mangelmaxime.bsky.social)](https://bsky.app/profile/mangelmaxime.bsky.social/post/3m6ieqafpz22q)**
>
> Fable 4 and Fable 5, both got a new release to make them work with .NET 10 🎉 #fsharp #fablecompiler

**Videos**

- [TinySelf 6.1 - History and foundations](https://www.youtube.com/watch?v=7Pre_H7SKSU)
- [TinySelf 6.2 - Using the Self programming system](https://www.youtube.com/watch?v=6Lge9IsAGRo)
- [TinySelf 6.3 - Working with mutable data in F#](https://www.youtube.com/watch?v=HSCb_oJu7wQ)
- [TinySelf 6.4 - Code structure and step-by-step guide](https://www.youtube.com/watch?v=HRLp8IaWUwo)
- [A Better Alternative to TypeScript? Meet Fable! - YouTube](https://www.youtube.com/watch?v=Z1cMBH4mWr4&t=7s)
- [Why I'm Moving my Blog from F# to C#](https://www.youtube.com/watch?v=08EkZvkqSvU)

**Blogs**

- [TUnit — Why I Spent 2 Years Building a New .NET Testing Framework | by Tom Longhurst](https://medium.com/@thomhurst/tunit-why-i-spent-2-years-building-a-new-net-testing-framework-86efaec0b8b8)
- [F# Advent Calendar in English 2025 – Sergey Tihon](https://sergeytihon.com/2025/11/03/f-advent-calendar-in-english-2025/)

**F# vNext**

- [Deprecate non-zero-based Array2Ds, fixing trimmability · Issue #1454](https://github.com/fsharp/fslang-suggestions/issues/1454)
- [byref and inref for loops · Issue #1453](https://github.com/fsharp/fslang-suggestions/issues/1453)

**Highlighted projects**

- [Feather - Feather is a lightweight namespace for generic F# tools and libraries — utilities I build "on wings of F#"](https://github.com/FeatherTools)
- [thinkbeforecoding/fulmin: A server and client library for Gemini protocole in F#. - Codeberg.org](https://codeberg.org/thinkbeforecoding/fulmin)

> **[Angel Munoz (@tunaxor.me)](https://bsky.app/profile/tunaxor.me/post/3m6t3bxoqok2i)**
>
> Non periodic reminder that there's an unofficial F# discord where some members of the community hang out
> https://discord.gg/fsharp-196693847965696000
> 
> \#programming #languages #dotnet #fsharp #developers

**New Releases**

- [Ecng.Compilation.FSharp 1.0.115](https://www.nuget.org/packages/Ecng.Compilation.FSharp)
- [FSharp.ReactiveWpf 0.0.5](https://www.nuget.org/packages/FSharp.ReactiveWpf)
- [Oxpecker 2.0.0](https://www.nuget.org/packages/Oxpecker)
- [Oxpecker.OpenApi 2.0.0](https://www.nuget.org/packages/Oxpecker.OpenApi)
- [Oxpecker.Htmx 2.0.0](https://www.nuget.org/packages/Oxpecker.Htmx)
- [Oxpecker.ViewEngine 2.0.0](https://www.nuget.org/packages/Oxpecker.ViewEngine)
- [FSharp.Azure.Quantum 1.2.1](https://www.nuget.org/packages/FSharp.Azure.Quantum)
- [WoofWare.Myriad.Plugins 9.1.4](https://www.nuget.org/packages/WoofWare.Myriad.Plugins)
- [WoofWare.FSharpAnalyzers 0.2.9](https://www.nuget.org/packages/WoofWare.FSharpAnalyzers)
- [Hedgehog 1.0.0](https://www.nuget.org/packages/Hedgehog)
- [Hedgehog.Xunit.v3 1.0.0](https://www.nuget.org/packages/Hedgehog.Xunit.v3)
- [Akka.FSharp 1.5.56](https://www.nuget.org/packages/Akka.FSharp)
- [Jade.Core 4.3.0](https://www.nuget.org/packages/Jade.Core)
- [Jade.Marten 4.3.0](https://www.nuget.org/packages/Jade.Marten)
- [Falco.Datastar 1.2.0](https://www.nuget.org/packages/Falco.Datastar)
- [Fable.Electron 39.2.4](https://www.nuget.org/packages/Fable.Electron)
- [FsiX.Cli 0.1.0](https://www.nuget.org/packages/FsiX.Cli)
- [slint 0.0.1](https://www.nuget.org/packages/fslint)
- [FsCDK 0.1.0](https://www.nuget.org/packages/FsCDK)
- [XParsec 0.2.4](https://www.nuget.org/packages/XParsec)
- [Feliz 3.0.0-rc.14](https://www.nuget.org/packages/Feliz/3.0.0-rc.14)
- [Fable 5.0.0-alpha.17](https://www.nuget.org/packages/Fable/5.0.0-alpha.17)

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

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