MCP Articles | Arthur Silva Engineering Blog

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2026-07-27 • 8 min read

Vault: A Search-First File Manager to Replace Finder

Vault is a minimal, cross-platform file manager built around search instead of folder trees — Go and Wails under a React UI, 353ms cold start, ~80MB idle RAM, OS-trash-only deletes, and an MCP server so an AI client can drive it.

Go Wails Desktop File Manager Performance MCP Open Source

2026-07-11 • 12 min read

pREST AI Tooling — MCP Adapter, Cursor Plugin, and OpenClaw Skills

pREST AI tooling ships prest-mcp stdio adapter, Cursor plugin rules/skills, and OpenClaw ClawHub skills — read-only PostgreSQL access for agents via the /_mcp endpoint.

Go Open Source PostgreSQL pREST MCP Cursor OpenClaw Model Context Protocol AI

2026-07-10 • 14 min read

How to Use pREST's MCP Server — Query PostgreSQL from Cursor, Claude, or curl

pREST v2.1.0 MCP server exposes read-only PostgreSQL queries over HTTP — connect from Cursor, Claude Desktop, or curl with permission-aware ACL and no separate MCP process.

Go Open Source PostgreSQL pREST MCP Tutorial Cursor Claude Model Context Protocol REST API

2026-07-09 • 10 min read

pREST v2.0.0 and v2.1.0 — PostgreSQL REST API with Multi-Database and MCP

pREST v2 is a Go PostgreSQL REST API with multi-database registry in v2.0.0 GA and a read-only MCP server in v2.1.0 — permission-aware Postgres queries for agents and API clients.

Go Open Source PostgreSQL pREST MCP REST API Multi-tenant Model Context Protocol