AI Plugin Index
Emerald
CommunityMCP server by kfireliyahu · updated · ★ 2 · 800 downloads a week
The database under the chat: a local SQLite file a model asks for rows, not notes to re-read. Emerald is a community project by kfireliyahu, not verified by a company domain.
Last commit 2 days ago
AGPL-3.0: copyleft, check the terms before using it in a product
Clear description, published package or server URL, original repository
Not checked yet. What we check
Install Emerald
Built from the published package, never by AIclaude mcp add emerald -- npx -y emerald-mcpRun in your terminal. Add --scope user to use it in every project.
{
"mcpServers": {
"emerald": {
"command": "npx",
"args": [
"-y",
"emerald-mcp"
]
}
}
}Settings, Developer, Edit config. Paste into claude_desktop_config.json and restart.
{
"mcpServers": {
"emerald": {
"command": "npx",
"args": [
"-y",
"emerald-mcp"
]
}
}
}Add to ~/.cursor/mcp.json (all projects) or .cursor/mcp.json (this project).
{
"servers": {
"emerald": {
"command": "npx",
"args": [
"-y",
"emerald-mcp"
]
}
}
}Add to .vscode/mcp.json. VS Code uses "servers", not "mcpServers".
codex mcp add emerald -- npx -y emerald-mcp{
"mcpServers": {
"emerald": {
"command": "npx",
"args": [
"-y",
"emerald-mcp"
]
}
}
}Add to ~/.gemini/config/mcp_config.json (all projects) or .agents/mcp_config.json (this project).
gemini mcp add emerald npx -y emerald-mcpGemini CLI was replaced by Antigravity CLI in June 2026 and remains only for enterprise licences and paid API keys.
MCP servers run with your permissions and can read what you give them access to. Some need an API key: check the README and add it under env in the emerald block.
Alternatives to Emerald
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Emerald: common questions
How do I install Emerald?
In Claude Code run claude mcp add emerald -- npx -y emerald-mcp. For Claude Desktop, Cursor and VS Code, paste the config shown above and restart. See the install guides.
Is Emerald the official server?
Emerald is a community project by kfireliyahu, not verified by a company domain.
Is Emerald free?
The code is published under the AGPL-3.0 licence. The service it connects to may have its own pricing.
Is Emerald safe to use?
It scores 79 of 100. Grades: maintenance A, licence C, quality C. The security check has not run for it yet. Review the code before you install. How grades work.
What are alternatives to Emerald?
Similar MCP servers: Supabase, ArcadeDB MCP Server, MCP Toolbox for Databases, MCP Toolbox for Databases.
Does Emerald work with ChatGPT?
Not directly. It runs locally, and ChatGPT only connects to remote servers with a URL. Use it in Claude Code, Claude Desktop, Cursor, VS Code or Codex.