Marketing Brain 2026.07.22

Public native skill release for Codex and Claude Code. Includes 502 bundled materials, with 323 applied sources and 179 sources of fundamental and current marketing literature, organized into 30,839 searchable fragments. The full runtime ZIP contains the materialized 207,671,296-byte corpus. The public repository ZIP contains three verified Git-compatible shards and reconstructs the identical local library during installation. See the main repository for the expanded installation guide and ready-to-use prompt library.