Best Encrypt AI Skills & MCP Servers

MCP server for PDF manipulation — 22 tools: render pages to images for vision, Markdown/template→PDF, AES-256 encrypt, form-preserving merge/split, fill forms, search, compare, QR codes, watermark. Zero-config, TypeScript-native.

Local MCP server for Google Workspace (Gmail, Drive, Calendar, Sheets, Docs, Contacts, Tasks, Meet, Search Console, +Forms/Chat/Admin) across multiple accounts — OAuth-only, encrypted token storage, deny-by-default writes.

TypeScript SDK and MCP server for private encrypted agent-to-agent messaging, multi-agent coordination, delegation, inbox workflows, rewards, and COTI onboarding.

Encrypted LAN bridge between two Claude Code projects: ask read-only questions across project boundaries (and across machines) without pulling the other project's source into the caller's context.

CLI for Zefer — AES-256-GCM file and text encryption. Official CLI companion to zefer.carrillo.app.

Self-custody KYC document storage via MCP

MCP stdio server for Concord — multi-agent collaboration rooms with end-to-end encryption and server-enforced coordination primitives. Works in Claude Code, Codex CLI, Gemini CLI, and Cursor.

Private, portable AI memory: synced across every coding tool and machine, end-to-end encrypted, free. One memory for Claude Code, Cursor, Copilot, Gemini + more — MCP-native, zero-knowledge, open source.

Personal Knowledge Brain for developers — MCP server with typed neurons, hybrid search (FTS5 + vector), knowledge graph, vault encryption, time-travel history, and spaced repetition. 100% local, SQLite-based.

Local encrypted vault MCP server. AES-256-GCM + Argon2id. Resolves {{PLACEHOLDER}} secrets at runtime so LLMs never see real API keys. Works with Claude Desktop, Cursor, Continue.dev, Cline, Open WebUI.

Blind AI to your keys — encrypted secrets vault with MCP for AI agents

ISO 27001 compliance workspace for Claude — controls, risks, policies, evidence, audits, and SoA in one local encrypted MCP server

Agent-to-agent encrypted messaging on Solana, exposed as an MCP server

Your agent, your machine, your keys. An MCP server that adds encrypted state, approval gates, and a portable identity to any AI agent.

MCP server giving AI agents real fhEVM tools — deploy contracts, encrypt values, check ACL, run tests, decode errors

End-to-end encrypted memory for AI agents — portable, yours forever. MCP server with XChaCha20-Poly1305 E2EE, semantic search, import/export, and on-chain storage

Persistent memory for AI coding agents. Store decisions, lessons, error patterns, and task checkpoints, then retrieve them via semantic search or graph traversal. Features session briefings, memory consolidation, time-based reminders, encrypted profiles, and knowledge compaction.

Global censorship intelligence for AI agents. Real-time monitoring across 126 countries with 2.2B+ measurements. 11 tools: censorship index, domain blocking checks, incident tracking, risk forecasting, platform risk scores, and service accessibility. E2E encrypted agent messaging

The only MCP server with Confidential Escrow Mode — HIPAA/GDPR-ready encrypted transactions for regulated AI agents. 46 tools for the full agent commerce lifecycle. **Confidential Escrow** — encrypted transactions with buyer-only decryption (x25519) and zero-knowledge proof of d