"Arc" matching MCP connectors:

Create premium customisable greeting ecards.

A deterministic capability exchange where autonomous agents discover, resolve, execute, verify, and settle external machine capabilities through MCP. Currently operating as a public sandbox.

Public read-only archive of journalist Cameron Wilson's work, appearances, and biography.

Enrolled Agent tax tools: IRS notices, FBAR, LLC vs S-Corp, quarterly estimates & more.

Generate authentic pixel art - sprites, animations, and tilesets - from any MCP client

Hosted MCP server for Retro Diffusion. Generate authentic, grid-aligned pixel art — sprites, characters, animations, and tilesets — from Claude, Cursor, VS Code, Windsurf, or any MCP client. 90+ styles, free cost estimation, pay-per-generation with no subscription and credits that never expire.

Los Angeles County GIS — LA County, California open geospatial data (ArcGIS).

Cálculos de engenharia elétrica pela norma brasileira (NBR), validados, com citação normativa.

Cálculos de engenharia elétrica pelas normas brasileiras (NBR), validados, com citação normativa — 11 ferramentas, energia incidente IEEE 1584 validado. Nicho PT-BR.

Checksum MCP — CRC-32 & Adler-32.

City of Novi GIS — Novi, Michigan open geospatial data (ArcGIS).

City of Victoria GIS — Victoria, BC (Canada) open geospatial data (ArcGIS).

Marion County GIS — Marion County, Oregon open geospatial data (ArcGIS).

City of San Clemente GIS — San Clemente, California open geospatial data (ArcGIS).

Town of Grand Chute GIS — Grand Chute, Wisconsin open geospatial data (ArcGIS).

City of Cedar Park GIS — Cedar Park, Texas open geospatial data (ArcGIS).

Allegheny County GIS — Allegheny County, Pennsylvania open geospatial data (ArcGIS).

City of Johnson City GIS — Johnson City, Tennessee open geospatial data (ArcGIS).

City of McKinney GIS — McKinney, Texas open geospatial data (ArcGIS).

City of Houston GIS — Houston, Texas open geospatial data (ArcGIS).