Open Source MCP Server

Leave a trail.
Every conversation.

Automatically capture and encrypt your AI conversations with tamper-proof timestamps. Build a searchable archive you can trust.

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Trusted by developers & researchers

$ npx @pcircle/footprint

# Starting Footprint MCP server...

βœ“ Server running on stdio

βœ“ Database initialized

βœ“ Encryption ready (XChaCha20)

# Capturing conversation...

β†’ Footprint #847 captured

β†’ Git timestamp: 2026-01-28T07:45:00Z

β†’ SHA-256: a3f2c8...

πŸ”’ Encrypted

Your AI conversations, organized.

Reference past work, protect your IP, stay organized. Footprint captures everything without getting in your way.. Footprint captures what matters without getting in your way.

Automatic Capture

Intercepts conversations via MCP protocol. No manual logging, no copy-paste. Just works.

End-to-End Encryption

XChaCha20-Poly1305 encryption with Argon2id key derivation. Your conversations stay private.

Git Timestamps

Provable timestamps from Git commits. Establish when conversations happened, cryptographically.

Tamper-Proof Export

Export to encrypted ZIP with SHA-256 checksums. Portable, verifiable archives.

Smart Tagging

Organize with tags. Filter by project, client, or topic. Find anything instantly.

100% Local

All data stays on your machine. No cloud, no third parties, no data collection.

Three steps to a searchable archive

Set up once, capture everything. Your future self will thank you.

1

Install

One npm command. Add to your Claude or MCP-compatible client config.

2

Converse

Use your AI tools normally. Footprint captures and encrypts in the background.

3

Export

When you need proof, export encrypted archives with verifiable timestamps.

Start in 30 seconds

Free and open source. No signup required.

npm install -g @pcircle/footprint
Coming Q2 2026

Footprint Pro

Cloud sync, blockchain timestamps, and AI-powered insights. Be the first to know when it launches.

Cloud Sync
Blockchain Timestamps
AI Summaries