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Proton Mail Bridge

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Connect to Proton Mail via Bridge for IMAP and SMTP access with 13 email management tools.

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About

Connect to Proton Mail via Bridge for IMAP and SMTP access with 13 email management tools.

README

Abrir cuando: Orientación, pulso y enrutado. Aprobado: 15 de agosto de 2026 Audiencia: Agente, Dirección, Usuarios Autoridad: Lectura Clase: Obligatorio Días para revisión: 14 En repo: Sí Estado: Vigente Orden: 1 Propósito: Punto de entrada: pulso, quickstart y qué leer después. Reforma: Operativa Responsable: Alexendros Revisión: 29 de agosto de 2026 Rol: Entrada Ruta: ./README.md

CI CodeQL OpenSSF Scorecard Coverage License: AGPL-3.0 Node npm


Estado en una mirada

Pulso: 15 de agosto de 2026 · v1.2.1

Fase activa: Fase 1 (Pass / agente / DX) checklist cerrada · siguiente: Fase 2 (Calendar, bloqueada). Ver ROADMAP.md.

Métricas: 47 tools por defecto (50 con Calendar experimental) · 958 tests · cobertura ~98% (gate 95%).

Capa Estado
Mail (Bridge IMAP/SMTP) Operativo
Pass (pass / gopass) Operativo
Drive (proton-drive CLI) Operativo (ADR-006)
Calendar Stub hasta CalDAV en Bridge (ADR-005)
Documentación canónica Subfase 0

MCP server multi-producto para Proton Suite: Mail, Pass, Drive y Calendar (stub). Un agente opera el buzón, gestiona contraseñas y sincroniza archivos — local, sin exfiltrar contenido E2E.

Modo Descripción
stdio (default) Sin exponer red. Ideal para agentes IA locales.
streamable HTTP Bearer auth + origin allowlist. Docker / reverse proxy.

Qué leer a continuación

Si necesitas Abre Aún no
Lo no negociable CONSTITUTION.md ROADMAP entero
Orden de trabajo y fases ROADMAP.md Código
Implementar como agente AGENTS.md ARCHITECTURE completo
Capas y flujos ARCHITECTURE.md Código
Threat model SECURITY.md
Contribuir / PR CONTRIBUTING.md
Contrato de tools MCP docs/api/mcp-tools.md
Decisiones (por qué) docs/adr/
Índice de guías docs/README.md
Playbooks + prompts playbooks/README.md

Primera sesión: este README → AGENTS.md §§ TL;DR + ficha → fase activa en ROADMAP.md → ADR/ancla citada.


Quickstart

Prerrequisitos: Node ≥ 22, pnpm, Proton Mail Bridge en local, pass o gopass + gpg para contraseñas.

1. Instalar y compilar

git clone https://github.com/Iniciativas-Alexendros/agent-protonsuite.git
cd agent-protonsuite
pnpm install && pnpm build && pnpm run smoke

2. Configurar variables de entorno

export [email protected]
export PROTON_BRIDGE_PASS=your-bridge-password
export [email protected]

3. Conectar tu cliente MCP

{
  "mcpServers": {
    "protonsuite": {
      "command": "npx",
      "args": ["-y", "@alexendros/protonsuite-agent", "protonsuite-mcp"],
      "env": {
        "MCP_TRANSPORT": "stdio",
        "PROTON_BRIDGE_USER": "[email protected]",
        "PROTON_BRIDGE_PASS": "your-bridge-password",
        "PROTON_MAIL_FROM": "[email protected]",
        "PROTON_BRIDGE_TLS_INSECURE": "true",
        "PROTON_PASS_ENABLED": "true",
      },
    },
  },
}

Seguridad: usa PROTON_PASS_BRIDGE_PATH=proton/bridge/password o el wrapper JIT en connectors/stdio-wrapper.sh.example para no dejar el bridge password en disco.

4. Organizar el buzón (dry-run)

AGENT_DRY_RUN=true pnpm exec protonsuite-agent organize
# o: npx -y @alexendros/protonsuite-agent organize

El agente analiza el inbox y presenta un plan sin aplicar cambios. Desactiva AGENT_DRY_RUN solo tras revisión.


Tools MCP

47 tools por defecto (50 con Calendar experimental). Lectura: response_format: "markdown" | "json".

Producto Tools Resumen
Mail 14 List, search, read, send, reply, forward, flag, move, delete, attachments
Pass 4+ List, get (sin valores), generate, health; audit vía agente
Drive 8+ Status, list, download, upload, share, audit, organize
Calendar stub {available: false} hasta CalDAV vía Bridge (ADR-005)
Suite / Bridge / Ecosystem / Agent resto Estado unificado, Bridge, binarios, plan de agente

Contrato generado: docs/api/mcp-tools.md. Guía: docs/agent-quickstart.md.


Agente

Goal Pipeline
setup Verifica Bridge (IMAP + SMTP)
organize Clasifica inbox, carpetas/etiquetas, amenazas
monitor / alert Solo lectura — alertas
pass-audit Fortaleza, duplicados, plan de rotación (dry-run)
suite-status Reporte cross-producto
discover / check-imap Conectividad
Drive goals drive-audit, drive-organize, …

Drive CLI

sudo wget -q 'https://proton.me/download/drive/cli/linux/proton-drive' \
  -O /usr/local/bin/proton-drive && sudo chmod +x /usr/local/bin/proton-drive
proton-drive auth login

Requiere DRIVE_ENABLED=true (default). Ver docs/drive-audit.md.


Despliegue

docker compose up -d

Ver docs/deployment-http-docker.md. Instalador: scripts/install.sh.


Documentación

Documento Para quién Qué cubre
CONSTITUTION.md Todos No negociables
ROADMAP.md Dirección / agente Fases y criterios de salida
AGENTS.md Agentes IA Contrato operativo
docs/human-quickstart.md Usuarios Instalación paso a paso
docs/agent-quickstart.md Agentes IA Tools y ejemplos
docs/bridge-core.md Operadores Bridge headless
docs/deployment-http-docker.md DevOps Docker, auth, Pass en compose
docs/local-stdio-secrets.md Operadores Wrapper JIT
docs/alerting.md Operadores Webhook, ntfy, logs
docs/drive-audit.md Operadores Drive CLI
ARCHITECTURE.md Desarrolladores Capas y flujos
SECURITY.md Auditores Threat model
CONTRIBUTING.md Contribuidores PRs, pnpm, tests
playbooks/ Operadores Workflows + prompts

Calidad

pnpm run typecheck   # TypeScript strict
pnpm test            # Vitest (953+)
pnpm run coverage    # Coverage v8 — gate 95%, objetivo ≥98%
pnpm run build       # tsc → dist/
pnpm run smoke       # stdio initialize + tools/list
pnpm run knip        # Unused deps/exports
pnpm docs:check      # mcp-tools.md en sync

Seguridad (resumen)

  • Bearer timing-safe, origin allowlist, rate-limit 120/min/token.
  • HTTP per-session; idle eviction 30 min.
  • Pass nunca expone valores — solo {found: true}.
  • Dry-run por defecto en el agente (CONSTITUTION.md §4).

Progreso de cobertura

Fecha Statements Branches Tests Notas
Ago 2026 ~98% ~95% 953 Subfase 0 + Fase 1
Jul 2026 98.07% 93.63% 864 Branch hunt
Jun 2026 61.7% 258 Base

Conteo canónico: pnpm test 2>&1 | grep -E 'Test Files|Tests'.

Licencia

AGPL-3.0 — Copyright 2026 Alejandro Domingo Agustí (Alexendros). Sin afiliación a Proton AG.

Ver NOTICE.md para dependencias.

from github.com/iniciativas-alexendros/agent-protonsuite

Install Proton Mail Bridge in Claude Desktop, Claude Code & Cursor

Recommended · one command, every IDE
unyly install proton-mail-bridge

Installs into Claude Desktop, Claude Code, Cursor & VS Code — handles npx, uvx and build-from-source repos for you.

First time? Get the CLI: curl -fsSL https://unyly.org/install | sh

Or configure manually

Run in your terminal:

claude mcp add proton-mail-bridge --env MCP_TRANSPORT="" --env PROTON_BRIDGE_PASS="" --env PROTON_BRIDGE_TLS_INSECURE="" --env PROTON_BRIDGE_USER="" --env PROTON_MAIL_FROM="" -- npx -y @alexendros/protonmail-mcp

Step-by-step: how to install Proton Mail Bridge

FAQ

Is Proton Mail Bridge MCP free?

Yes, Proton Mail Bridge MCP is free — one-click install via Unyly at no cost.

Does Proton Mail Bridge need an API key?

Yes, it requires environment variables: MCP_TRANSPORT, PROTON_BRIDGE_PASS, PROTON_BRIDGE_TLS_INSECURE, PROTON_BRIDGE_USER, PROTON_MAIL_FROM. Unyly injects them into the config during install.

Is Proton Mail Bridge hosted or self-hosted?

Self-hosted: the server runs locally on your machine via the install command above.

How do I install Proton Mail Bridge in Claude Desktop, Claude Code or Cursor?

Open Proton Mail Bridge on unyly.org, pick your client tab (Claude Desktop, Claude Code, Cursor) and press Install — the config is generated automatically, no JSON editing.

Changes

Versions and requested access over time.

  • New version published
  • New version published

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