
Mac Address Lookup
MAC Vendors
MacAddressView
MACVerify
ipinfo.io
OUI Lookup
Look up any MAC address or OUI to find its registered vendor, IEEE assignment, block range, country and address type. Free web tool and API.

Mem0
Memori
Agentmemory
Supermemory
Tempreon
cognee
TheSecondBrain.dev
Portable, verifiable memory for AI agents — works across ChatGPT, Claude, Gemini and any MCP client
Which is more popular?
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | macadress.com | chainmemory.ai |
| Pricing | ||
| Platforms | — | |
| Company | 2026 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


macadress.com is a developer-first MAC address and OUI lookup platform. Identify device vendors, IEEE assignments, block ranges, address types, countries, and randomization indicators through a free web tool, REST API, downloadable databases, or MCP server. Its vendor data is synchronized...
ChainMemory gives your AI agents persistent memory that belongs to YOU — not to a single vendor. Save a memory in ChatGPT, recall it in Claude or Gemini. Available via Chrome extension, MCP server (npm), or REST API. Every memory gets a cryptographic fingerprint and project states are anchored...
What each product offers, as listed by its team.


An editorial look at what each product does well and who it suits.


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Persistent memory from agent trace, not just conversation
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Persistent memory for Claude Code, Codex & coding agents
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