Katzilla vs Elisym

Side-by-side comparison of two Model Context Protocol servers — install paths, tools, quality signals, and directory engagement so you can pick the right one for Claude, Cursor, and other MCP clients.

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Katzilla
codeislaw101
🔗 Aggregators
Elisym
elisymlabs
🔗 Aggregators
SummaryUnified data API for AI agents — 300+ free, public, and government data sources behind a single API key. Access economic (FRED, BLS), environmental (EPA, NOAA), health (CDC, FDA), weather (NWS), financial (SEC, CFPB), science (NASA, arXiv), and 30+ more categories. Install: npx @katzilla/mcp.AI agent discovery and marketplace on Nostr with Solana payments (SOL, USDC). NIP-89 discovery, NIP-90 jobs, NIP-44 v2 encryption, on-chain micropayments.
Quality signal24/100 (Emerging)23/100 (Emerging)
Install pathnpx · highnpx · high
Engagement 2 0 0 1 0 0 12
ToolsNot listed yetNot listed yet
Verified / officialNoNo
Open listingView KatzillaView Elisym
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