Koskamo

dead-letter MCP

Converts .eml and .mbox email exports into clean Markdown with YAML front matter, supporting thread splitting, signature stripping, and attachment extraction for RAG, LLM pipelines, and local knowledge bases.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

dead-letter MCP logo, by BigCactusLabsCommunity listingLocal stdioSource reviewed; not executedPublished by BigCactusLabs
Vendor documentation

Checks and signals

Each line is separate evidence, not a trust score.

  • Popularity 8 GitHub stars

What you can do with it

  • Convert .eml email exports to Markdown
  • Prepare email for RAG and LLM pipelines
  • Build readable email archives
  • Integrate with Claude Desktop and other MCP clients

Source and maintenance

Community listingRegistry 0.4.10
Last repository push
Latest release
v0.4.10
Maintenance checked

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

https://github.com/BigCactusLabs/dead-letter/releases/download/v0.4.10/dead-letter-mcp-0.4.10.mcpb 0.4.10

mcpbSHA-256 supplied
https://github.com/BigCactusLabs/dead-letter/releases/download/v0.4.10/dead-letter-mcp-0.4.10.mcpb package definition
{
  "version": "0.4.10",
  "transport": "stdio",
  "fileSha256": "2cbeab1f2b0e499b034e708bb50aa5ce5862b2c4591babc54b4b2106f6257168",
  "identifier": "https://github.com/BigCactusLabs/dead-letter/releases/download/v0.4.10/dead-letter-mcp-0.4.10.mcpb",
  "registryType": "mcpb"
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Maintenance history

Public check and source-refresh events. Editorial and ownership records remain private.

  • · repository · passed · metadata changed · updated
  • · backfill · recorded · Pre-expansion baseline; unobserved rich metadata remains unknown

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