Mercury
Network metadata capture and analysis tool
Network metadata capture and analysis tool
Checked October 2026.
Mercury is a network metadata capture and analysis tool that reads network packets, identifies metadata of interest, and writes out the metadata in JSON format. It can also write out packets containing metadata in the PCAP file format. The tool can scale up to high data rates (40Gbps on server-class hardware) using zero-copy ring buffers and independent worker threads for packet processing.
No core features are listed for this product yet, so check the vendor's documentation for the full feature list.
No integrations are listed for this product yet. Check the vendor's documentation, or ask the vendor which integrations and APIs it supports.
Common questions about Mercury: features, pricing and alternatives.
Mercury is a product in the Network Detection and Response category. It covers PCAP and Packet Capture.
Mercury is free. Download and setup instructions are at https://github.com/cisco/mercury/.
Alternatives to Mercury listed on CybersecTools:
Compare all Mercury alternatives at https://cybersectools.com/alternatives/mercury
Mercury is available as on-premises software. It is listed for mid-market companies and enterprises. It is free.
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