---
title: "ASP.NET Core docs: What's new for October 2019"
description: "What's new in ASP.NET Core docs for October 2019."
ms.date: 01/21/2020
---

# ASP.NET Core docs: What's new for October 2019

Welcome to what's new in ASP.NET Core docs for October 2019. This article lists some of the major changes to docs during this period.

## Blazor

### Updated articles

- [Create and use ASP.NET Core Razor components](../blazor/components.md) - Blazor partial class support
- [Get started with ASP.NET Core Blazor](../blazor/get-started.md) - Blazor 3.1 Preview Updates

## Fundamentals

### Updated articles

- [Use hosting startup assemblies in ASP.NET Core](../fundamentals/host/platform-specific-configuration.md) - Hosting startup updates for 3.0
- [ASP.NET Core Web Host](../fundamentals/host/web-host.md) - Web Host updates for 3.0
- [Kestrel web server implementation in ASP.NET Core](../fundamentals/servers/kestrel.md) - React to TlsFilterConnectionHandler replacement with CipherSuitesPolicy
- [Kestrel web server implementation in ASP.NET Core](../fundamentals/servers/kestrel.md) - Kestrel configuration updates

## gRPC

### New articles

- [Manage Protobuf references with dotnet-grpc](../grpc/dotnet-grpc.md) - Add documentation for dotnet-grpc

## Hosting and deployment

### Updated articles

- [Docker images for ASP.NET Core](../host-and-deploy/docker/building-net-docker-images.md) - Update docker images versions

## MVC

### Updated articles

- [Upload files in ASP.NET Core](../mvc/models/file-uploads.md) - File Uploads update to 3.0

## Performance

### Updated articles

- [ASP.NET Core Performance Best Practices](../performance/performance-best-practices.md) - Performance best practice update with David Fowler samples

## Razor Pages

### Updated articles

- [Razor Pages route and app conventions in ASP.NET Core](../razor-pages/razor-pages-conventions.md) - RP conventions topic 3.0 text updates

## Security

### Updated articles

- [Introduction to Identity on ASP.NET Core](../security/authentication/identity.md) - 3.0 update, intro to Identity
- [Scaffold Identity in ASP.NET Core projects](../security/authentication/scaffold-identity.md) - Show how to disable registration

## Tutorials

### Updated articles

- [Tutorial: Get started with ASP.NET Core SignalR](../tutorials/signalr.md) - Restore SignarR 2.x tutorial

## Web API

### Updated articles

- [Test web APIs with the HTTP REPL](../web-api/http-repl.md) - Document how to test secured endpoints with HTTP REPL

## Community contributors

The following people have contributed to ASP.NET Core docs in October 2019. Thank you! You can learn how to contribute by following the links under "Get involved" in the [what's new landing page](index.yml).

- [guardrex](https://github.com/guardrex) - Luke Latham
- [serpent5](https://github.com/serpent5) - Kirk Larkin
- [c0g1t8](https://github.com/c0g1t8) - Gary Chan
- [donhuvy](https://github.com/donhuvy) - donhuvy
- [Elfocrash](https://github.com/Elfocrash) - Nick Chapsas
- [hishamco](https://github.com/hishamco) - Hisham Bin Ateya
- [alex-code4okc](https://github.com/alex-code4okc) - Alex Ayon
- [archerpmorgan](https://github.com/archerpmorgan) - Archer Morgan
- [Ashera138](https://github.com/Ashera138) - Lauren Van Sloun
- [brandondahler](https://github.com/brandondahler) - Brandon Dahler
- [centreboard](https://github.com/centreboard) - Matthew R Johnson
- [danielmarbach](https://github.com/danielmarbach) - Daniel Marbach
- [DAXaholic](https://github.com/DAXaholic) - Aaron Kunz
- [dev-masih](https://github.com/dev-masih) - Masih Akbari
- [dharnitski](https://github.com/dharnitski) - Dmitry Harnitski
- [embok345](https://github.com/embok345) - Em Poulter
- [georgiosd](https://github.com/georgiosd) - Georgios Diamantopoulos
- [harrison314](https://github.com/harrison314) - Jozef Gajdoš
- [imba-tjd](https://github.com/imba-tjd) - 谭九鼎
- [jahbenjah](https://github.com/jahbenjah) - Benjamín Camacho Castro
- [jawn](https://github.com/jawn) - Bernard Vander Beken
- [juandelacruz23](https://github.com/juandelacruz23) - Juan De la Cruz
- [kahveci](https://github.com/kahveci) - Sinan Kahveci
- [khellang](https://github.com/khellang) - Kristian Hellang
- [KuanWeiTW](https://github.com/KuanWeiTW) - Kuan-Wei Li
- [leighghunt](https://github.com/leighghunt) - Leigh Hunt
- [mavado83](https://github.com/mavado83) - Marcel
- [maxle5](https://github.com/maxle5) - Max Lefebvre
- [Mikeywalsh](https://github.com/Mikeywalsh) - Michael Walsh
- [miloszkukla](https://github.com/miloszkukla) - Milosz Kukla
- [msschl](https://github.com/msschl) - Markus Schlotbohm
- [ohelmer](https://github.com/ohelmer) - Orlando Helmer
- [olcay](https://github.com/olcay) - Olcay Bayram
- [qwertzguy](https://github.com/qwertzguy) - Gaspard van Koningsveld
- [rgomez90](https://github.com/rgomez90) - Rafael Gomez
- [sguitardude](https://github.com/sguitardude) 
- [SmiteWindows](https://github.com/SmiteWindows) - 徐明明
- [synercoder](https://github.com/synercoder) - Gerard Gunnewijk
- [wast](https://github.com/wast) - Stjepan
- [Youssef1313](https://github.com/Youssef1313) - Youssef Victor