Comparison
MCP Observatory vs rea
rea has more GitHub stars (288,843 vs 142). rea was updated more recently (last commit 2d ago). Data comes straight from GitHub and refreshes daily.
MCP Observatory
CI-native security testing for MCP servers. Attack simulation, schema drift detection, and health scoring before agents depend on them.
$
claude mcp add mcp-observatory -- npx -y @kryptosai/mcp-observatory serve
rea
Reverse engineer anything with agents, from app behavior down to native binaries.
$
npx -y rea-agents@latest analyze-javascript-application /absolute/path/to/app --json| Metric | MCP Observatory | rea |
|---|---|---|
| Type | MCP server | MCP server |
| GitHub stars | 142 | 288,843 |
| Stars, last 7 days | n/a | +22,226 |
| Forks | 15 | 72,729 |
| Upvotes | 0 | 0 |
| Language | TypeScript | TypeScript |
| License | MIT | MIT |
| Last commit | 4d ago | 2d ago |
| Created | Mar 2026 | Apr 2026 |
| Categories | Dev tools, AI & LLM tooling, Memory & knowledge | AI & LLM tooling, Memory & knowledge |