---
title: "Coder 2.5 - Coder Changelog"
description: "Coder 2.5 introduces **template deprecation warnings, improved authentication management, and workspace enhancements**. Enterprise users can now **deprecate templates** to warn new users and prevent new workspaces from being created. This release also adds **new auditing and authentication features**, including **OIDC group allowlists, external auth settings, and support for the latest Tailnet API**."
image: "/_next/static/media/OpenGraph.f7fb2003.jpg"
---

![Changelog Masthead Background](https://coder.com/_next/image?url=%2F_next%2Fstatic%2Fmedia%2Fcde-masthead-bg.e195b191.jpg&w=2048&q=75&dpl=dpl_37VW3p28x2m1U4WC4GG4f3zPzLQ5)

[Back to changelog](https://coder.com/changelog)

v2.5December 12, 2023

# Coder 2.5

Coder 2.5 introduces **template deprecation warnings, improved authentication management, and workspace enhancements**. Enterprise users can now **deprecate templates** to warn new users and prevent new workspaces from being created. This release also adds **new auditing and authentication features**, including **OIDC group allowlists, external auth settings, and support for the latest Tailnet API**.

## New Features

- **Template Deprecation (Enterprise)** – Admins can now **mark templates as deprecated**, preventing new workspaces from being created.
- **Enhanced Authentication & Security** –

  - Users can now **manage external authentication settings** via a new settings page.
  - Added support for **OIDC group allowlists**, restricting which groups can access Coder.
  - External apps can now be **listed via API endpoints** for better visibility.
- **Workspace & Agent Improvements** –

  - **Dormant workspaces** now appear in the **default workspace list**.
  - **Workspaces restart automatically** when accessed via `coder ssh`.
  - Coder now **preserves old agent logs** for better debugging.
- **Improved UI & User Experience** –

  - New **layout for the web-based template editor**.
  - The **login screen has been redesigned** for better usability.

## Breaking Changes

_None in this release._

[View the full changelog](https://github.com/coder/coder/releases/tag/v2.5.0) on GitHub.

This release brings **better control over templates, improved authentication management, and refinements to workspace behavior**. If you have questions or feedback, join the conversation on **[Discord](https://discord.gg/coder)** or email us directly!