An MCP server for IBM z/OS mainframes that exposes RSE REST API tools to read and manage datasets, members, and jobs, working in any MCP-compatible client.
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process.env. You'll be asked to provide them before it can run.MF_READ_ONLY— no (unset) 1 disables all write/destructive toolsMF_ALLOWED_DSN— no (unset) Comma-separated dataset prefixes; write/destructive tools may only target theseMF_MCP_TOKEN— $env:="secret"; $env:MF_HOSTNAME="..."; $env:MF_USERNAME="..."; $env:MF_PASSWORD="..."MF_ALLOW_NO_AUTHPORTMF_VERIFY_TLS— no (off) 1 to verify the server certificateMF_SEG_COBOL— MF_SEG_ no generic names Per-site segment names (, MF_SEG_COPYBOOK, MF_SEG_CT1, MF_SEG_JCL, MF_SEG_PROC, MF_SEG_JOBDOC) used in pds_locations.txtMF_SEG_COPYBOOK— MF_SEG_ no generic names Per-site segment names (MF_SEG_COBOL, , MF_SEG_CT1, MF_SEG_JCL, MF_SEG_PROC, MF_SEG_JOBDOC) used in pds_locations.txtMF_SEG_CT1— MF_SEG_ no generic names Per-site segment names (MF_SEG_COBOL, MF_SEG_COPYBOOK, , MF_SEG_JCL, MF_SEG_PROC, MF_SEG_JOBDOC) used in pds_locations.txtMF_SEG_JCL— MF_SEG_ no generic names Per-site segment names (MF_SEG_COBOL, MF_SEG_COPYBOOK, MF_SEG_CT1, , MF_SEG_PROC, MF_SEG_JOBDOC) used in pds_locations.txtMF_SEG_PROC— MF_SEG_ no generic names Per-site segment names (MF_SEG_COBOL, MF_SEG_COPYBOOK, MF_SEG_CT1, MF_SEG_JCL, , MF_SEG_JOBDOC) used in pds_locations.txtMF_SEG_JOBDOC— MF_SEG_ no generic names Per-site segment names (MF_SEG_COBOL, MF_SEG_COPYBOOK, MF_SEG_CT1, MF_SEG_JCL, MF_SEG_PROC, ) used in pds_locations.txtMF_USERNAME— yes — TSO user idMF_PASSWORD— yes — TSO passwordMF_HOSTNAME— yes — RSE API hostnameMF_PORT— no 443 RSE API portMF_RSE_BASE_PATH— no /rseapi/api/v1 API base path[](https://m8ven.ai/mcp/rohittrimale-proprigen-mcp-v2-1ekr1o)