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mcp-steroid

Connector Development Usable
Works inClaude Code Claude Cowork Claude Chat
Usable Scanned — metadata only

Provides Claude with full IDE capabilities—syntax highlighting, refactoring, navigation, linting—reducing context loss and enabling accurate modifications ac…

Open-source JetBrains incubator MCP server that runs inside IntelliJ-family IDEs and exposes the IntelliJ Platform to AI agents: semantic code navigation, refactorings, inspections, test running, debugging, and visual IDE awareness through screenshots and UI automation. Install as an IDE plugin, or use the preview devrig CLI to bridge any MCP-capable agent to every IDE you have open.

71 starsApache-2.0 (commercial OK)FreeNo code needed
Reviewed 2026/06 ·
Usable rating — This tool is functional but has notable gaps. Review the evaluation notes below before deploying.
Why it matters

Provides Claude with full IDE capabilities—syntax highlighting, refactoring, navigation, linting—reducing context loss and enabling accurate modifications across large codebases without manual file juggling.

Best for

Development teams managing complex multi-file projects needing AI-assisted refactoring and code analysis at IDE-level fidelity.

Works in
Claude Code Claude Cowork Claude Chat
Source

https://github.com/jonnyzzz/mcp-steroid

By jonnyzzz

How to Get It

Option 1: Claude Desktop AppOpen the Customize panel in the sidebar → browse connectors → search and add. Works in Claude Code, Claude Cowork, and Claude Chat.
Option 2: Paste into Claude CodeCopy the command below and paste it into a Claude Code conversation. Claude will run it for you.
Command
Install the 'MCP Steroid' plugin from JetBrains Marketplace: Settings > Plugins > Marketplace, search 'MCP Steroid' (or https://plugins.jetbrains.com/plugin/30019-mcp-steroid). For faster updates add the custom repository https://mcp-steroid.jonnyzzz.com/updatePlugins.xml

Tip: Paste this into a Claude Code conversation. Verify command matches your Claude Code version.

First thing to try

Once it’s connected, paste this into Claude:

Refactor a specific function while viewing the entire project structure and dependencies
PrerequisitesIntelliJ IDEA 2026.1+ or another IntelliJ-based IDE (Rider, PyCharm, WebStorm, GoLand, CLion, Android Studio). The IDE must run with its normal UI or as a remote-dev backend — headless launches are unsupported.CostFree

Trust Signals Auto-scanned

Stars71Contributors11Last updated2026-08-10LicenseApache-2.0 (OK for commercial use)Known CVEsNone foundSources: GitHub Advisory Database + OSV.dev · Scanned 2026-08-11 · scanner vattempted-no-data

Data & Access

Data processingPrompts sent to Anthropic API. Enterprise/Team plans exclude training.

Community Pulse Active

Discussed on Hacker News

1 mentions across 1 sources

Reviewer notes

Auto-scanned review. These are observations, not a security certification.

Scored from trust signals (evidence-eval-v1): 49 GitHub stars; contributors unknown; last commit 0d ago; license Apache-2.0.

Things to check

  • Scanned, not hands-on tested — this entry was auto-scanned from public metadata (GitHub metrics, license, security flags). No reviewer has run it, and no tool-specific limitations have been documented yet.

How to evaluate tools before deploying →

Data shown here comes from public APIs and automated scanning. Reviewer notes reflect one person's experience. This is not a security certification or legal recommendation. Always evaluate tools according to your own organization's policies.

Evaluation Scores

Evaluation

Ease of Use
3/5
Versatility
2/5
Reliability
3/5
Security
3/5
Overall score2.75 / 5.00 UsableEvaluatedJun 2026
Scored from trust signals (evidence-eval-v1): 49 GitHub stars; contributors unknown; last commit 0d ago; license Apache-2.0.

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