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E2

  • Updated June 25, 2026
  • bigbangten/e2studio-mcp-bridge

e2 is a Claude Code skill in the Documentation category. Live introspection bridge for Renesas e² studio (RA/RX/RL78/RE/RH850 families). Provides /e2 slash commands and a skill that forces AI to verify UI paths against the running workbench instead of guessing from documentation.

Key points

  • e2
  • Documentation
  • AI-coding skill

E2 by the numbers

  • Data as of Jul 7, 2026 (Skillselion catalog sync)
/plugin marketplace add bigbangten/e2studio-mcp-bridge
/plugin install e2@e2studio-mcp-bridge

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Last updatedJune 25, 2026
Repositorybigbangten/e2studio-mcp-bridge

What it does

Live introspection bridge for Renesas e² studio (RA/RX/RL78/RE/RH850 families). Provides /e2 slash commands and a skill that forces AI to verify UI paths against the running workbench instead of

README.md

e2studio-mcp (Claude Code plugin)

This directory is the Claude Code plugin part of e2studio-mcp-bridge. It packages:

  • a skill (e2studio-menu-lookup) that forces the AI to verify e2studio UI paths against the live workbench;
  • slash commands (/e2:setup, /e2:status, /e2:menu, /e2:ask) that drive the MCP bridge;
  • an MCP server registration (via plugin.json) that auto-starts the Python wrapper.

Install

From Claude Code:

/plugin marketplace add bigbangten/e2studio-mcp-bridge
/plugin install e2@e2studio-mcp-bridge

Then run once:

/e2:setup

This detects your e2studio install, deploys the Eclipse bundle, restarts e2studio, and verifies the bridge responds.

After install

  • /e2:status — quick health + current perspective/editor
  • /e2:menu "<keyword>" — find where any command lives in the UI (via live workbench, not documentation)
  • /e2:ask "<question>" — free-form Q&A using live introspection
  • /e2:setup — re-run setup (detects e2studio, installs plugin, verifies bridge)

Any time you ask a free-form e2studio UI question, the e2studio-menu-lookup skill auto-activates and follows its 5-step verification protocol. This is the design goal — no more "click the menu that doesn't exist".

Why this plugin exists

Every AI assistant confidently points users to e2studio menus that don't exist in their specific install. This plugin replaces the guessing with live introspection so the AI has actual ground truth.

See the top-level README for architecture and the motivating story.

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