# F# Weekly #34, 2025 - FsiX: new F# REPL with hot reloading

**URL:** <https://forums.fsharp.org/t/f-weekly-34-2025-fsix-new-f-repl-with-hot-reloading/4869>\
**Category:** General\
**Tags:** news\
**Created:** [August 24, 2025, 10:12am UTC](https://forums.fsharp.org/t/f-weekly-34-2025-fsix-new-f-repl-with-hot-reloading/4869 "2025-08-24T10:12:58Z")\
**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:** [August 24, 2025, 10:12am UTC](https://forums.fsharp.org/t/f-weekly-34-2025-fsix-new-f-repl-with-hot-reloading/4869/1 "2025-08-24T10:12:58Z")

</div>

Welcome to F# Weekly,

A roundup of F# content from this past week:

**News**

- [Enhance your CLI testing workflow with the new dotnet test - .NET Blog](https://devblogs.microsoft.com/dotnet/dotnet-test-with-mtp/)
- [Copilot Diagnostics toolset for .NET In Visual Studio - .NET Blog](https://devblogs.microsoft.com/dotnet/github-copilot-diagnostics-toolset-for-dotnet-in-visual-studio/)
- [GPT-OSS - A C# Guide with Ollama - .NET Blog](https://devblogs.microsoft.com/dotnet/gpt-oss-csharp-ollama/)
- [Better Control over Your Copilot Code Suggestions - Visual Studio Blog](https://devblogs.microsoft.com/visualstudio/better-control-over-your-copilot-code-suggestions/)
- [Bring Your Own Model to Chat in Visual Studio - Visual Studio Blog](https://devblogs.microsoft.com/visualstudio/bring-your-own-model-visual-studio-chat/)
- [OData .NET (ODL) 9 Preview Release - OData](https://devblogs.microsoft.com/odata/odata-net-9-preview-release/)
- [Announcing Copilot Studio Agent Academy: Your Mission Starts Now | Power Platform Developer Blog](https://devblogs.microsoft.com/powerplatform/announcing-copilot-studio-agent-academy/)
- [Model Context Protocol (MCP) is Now Generally Available in Visual Studio 🎉 - Visual Studio Blog](https://devblogs.microsoft.com/visualstudio/mcp-is-now-generally-available-in-visual-studio/)

> **[Sergey Tihon 🦔🦀 (@sergeytihon.com)](https://bsky.app/profile/sergeytihon.com/post/3lx4rg66k5226)**
>
> soweli-p/FsiX: A better REPL for F# with project/solution support and hot reloading. #fsharp github.com/soweli-p/FsiX
> https://github.com/soweli-p/FsiX

**Videos**

- [ASP.NET Community Standup - Why ASP.NET Core developers will love Aspire!](https://www.youtube.com/watch?v=aHqw6mPpJSc&ab_channel=dotnet)
- [On .NET Live - Compliance in .NET: The Right Way to Classify & Redact Data](https://www.youtube.com/watch?v=wu-9-z11wyc&ab_channel=dotnet)
- [.NET Data Community Standup - Learning about jOOQ with Lukas Eder](https://www.youtube.com/watch?v=EbFqlYPvAE4&ab_channel=dotnet)

**Blogs**

- [Handling list view selection in Avalonia FuncUI · Mathias Brandewinder blog](https://brandewinder.com/2025/08/20/avalonia-funcui-list-selection/)
- [Hardware Lessons from LISP - Houston Haynes](https://speakez.tech/blog/hardware-lessons-from-lisp/)
- [How F# and Functional Programming Made Me 10x More Productive | by Moh. Zar. | Jul, 2025 | Medium](https://difof.medium.com/how-f-and-functional-programming-made-me-10x-more-productive-6bb6ab1b76da)
- [Converting an xUnit test project to TUnit - Andrew Lock](https://andrewlock.net/converting-an-xunit-project-to-tunit/)

> **[SpeakEZ.tech (@speakeztech.bsky.social)](https://bsky.app/profile/speakeztech.bsky.social/post/3lwt57ypf222d)**
>
> History doesn't repeat, but it does often rhyme #fsharp https://speakez.tech/blog/hardware-lessons-from-lisp/

**Highlighted projects**

- [soweli-p/FsiX: A better REPL for F# with project/solution support and hot reloading.](https://github.com/soweli-p/FsiX)
- [cmeeren/Felicity: Boilerplate-free, idiomatic JSON:API for your beautiful, idiomatic F# domain model. Optimized for developer happiness.](https://github.com/cmeeren/Felicity)
- [BryanWilhite/Songhay.Modules.Bolero: shared functions and types for Bolero, supporting CSS 💄, specifically Bulma CSS 🍱🖼](https://github.com/BryanWilhite/Songhay.Modules.Bolero)

**New Releases**

- [FS.FluentUI 2.5.2](https://www.nuget.org/packages/FS.FluentUI)
- [B2R2.FsOptParse 0.6.1](https://www.nuget.org/packages/B2R2.FsOptParse)
- [AcroFormProvider 0.0.4](https://www.nuget.org/packages/AcroFormProvider)
- [Friadne 1.0.3](https://www.nuget.org/packages/Friadne)
- [Felicity 0.24.1](https://www.nuget.org/packages/Felicity)
- [FsiX 0.0.2](https://www.nuget.org/packages/FsiX)
- [Akka.FSharp 1.5.48](https://www.nuget.org/packages/Akka.FSharp)
- [Akka.Persistence.FSharp 1.5.48](https://www.nuget.org/packages/Akka.Persistence.FSharp)
- [Songhay.Modules.Bolero 8.1.0](https://www.nuget.org/packages/Songhay.Modules.Bolero)
- [WebSharper 10.0.0.604-beta1](https://www.nuget.org/packages/WebSharper/10.0.0.604-beta1)
- [DbFlow 0.2.0-beta01](https://www.nuget.org/packages/DbFlow/0.2.0-beta01)

> **[Andrew Lock "Sock" (@andrewlock.bsky.social)](https://bsky.app/profile/andrewlock.bsky.social/post/3lwrillewzs2c)**
>
> Blogged: Converting an xUnit test project to TUnit
> 
> https://andrewlock.net/converting-an-xunit-project-to-tunit/
> 
> In this post I discuss the new TUnit testing framework, why I ported one of my libraries to use it instead of xUnit and related issues I...

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

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