Released: Apr 23, 2026

Updates in 2026.1.1

Fixes

• Rails. Code Insight
  • Constraint inSmartMode cannot be satisfied errors.
• Remote Interpreters. Docker
  • [Docker] Debugger and server hangs after update docker to v4.56.0.
• Ruby. Code Insight
  • Exclude "pp.rbs" from code insight, prevent it polluting the Object namespace.
  • [Model v2] Add anonymous class information to indexes; do not unstub anonymous classes during resolve.
  • Non-Idempotent computation exception.
• Ruby. Inspections
  • Cannot find the array when calling with an index when enabling the new...

Released: Mar 26, 2026

Updates in 2026.1

Features

AI

• Support for more agents - In addition to Junie and Claude Agent, you can now choose more agents in the AI chat, including Codex. Also, Cursor and GitHub Copilot, along with dozens of external agents, are now supported via the Agent Client Protocol. With the new ACP Registry, you can discover available agents and install them in just one click.
• Support for connected databases - The AI chat integration for Codex and Claude Agent now offers full, native support for your connected...

Released: Mar 23, 2026

Updates in 2025.3.4

Fixes

• Lang. JRuby
  • Dangerous 'Clean target directory' in JRuby 'Compile Before Run' task.
• Remote Interpreters. WSL
  • Remote Development with WSL2 - chruby cannot be used.

Released: Jan 22, 2026

Updates in 2025.3.2

Fixes

• Core
  • Interpreter from project wizard is not set after updating to 2025.3.
• Ruby. Debugger
  • Ruby 4.0 - handle numbered parameters in the debugger.
  • JRuby debugger fails in RubyMine 2025.3.1 with NoSuchMethodError - works in 2025.2.4.
• Ruby. Tests
  • Test framework quit unexpectedly when running all tests in /test with Minitest 6.0.
• Ruby. Version Managers. Mise
  • Ruby version not applied in git hooks with Mise.
• User Interface
  • Ruby interpreters do not load on very first open of IDEA + Ruby plugin.

Released: Jan 12, 2026

Updates in 2025.3.1.1

Fixes

• Core. Eel
  • WSL project settings are reset once after updating from 2025.3 or earlier versions.
• Core. WSL
  • WSL2 project settings are reset after restart.

Released: Dec 8, 2025

Updates in 2025.3

Features

• AI
  • Multi-agent experience: Junie and Claude Agent - Claude Agent has become the first third-party AI agent natively integrated into JetBrains IDEs. Now, with Claude Agent and Junie available in the same chat interface, you can switch between agents and get the right kind of assistance for every task.
  • Transparent AI quota tracking - You can now view your remaining AI Credits, renewal date, and any top-up credits directly inside RubyMine. If your AI quota runs out, you can initiate a top...

Released: Nov 25, 2025

Updates in 2025.2.2

Fixes

• Cannot run Rails console with Rails 8.1.0.beta1 - fixed.

Released: Sep 2, 2025

Updates in 2025.2.1

Features

• Rails
  • Updated schema format for Kamal 2.5.
• Ruby. Version Managers. Mise
  • Added support for Ruby SDK installation with Mise.
• Ruby. Debugger
  • Improved handling of invalid breakpoints.

Fixes

• Ruby. Tests. RSpec
  • Rspec configs use run options not visible in UI.
• Ruby. Version Managers. Mise
  • Cannot find mise Rubies when MISE_DATA_DIR is set.

Released: Aug 4, 2025

Updates in 2025.2

Features

• AI Assistant
  • Code completion for ERB - Cloud-based code completion for ERB has been expanded. It now works within ERB tags, such as <% <caret> -%> and <%= <caret> %>.
  • Stronger project awareness in AI chat - AI Assistant chat now leverages the Search Everywhere functionality for Classes and Symbols to incorporate more accurate context.
  • Project rules for consistent AI guidance - You can now define project-specific instructions that guide AI responses, such as...

Released: Jun 23, 2025

Updates in 2025.1.3

Fixes

• Ruby
  • First run of RM 2025.1 Beta 2 failed to detect error.
• Ruby. Debugger
  • Exiting RM while the rails server is running in the debugger, gets stuck "waiting for the process to detach".
• Tools. Rake
  • Ruby Mine is no longer defaulting the Working Directory when running rake tasks.
• Editor. Smart Keys
  • Wrong autocompletion for end.