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7.1 Remote and Directory Catalogs
7.2 SQLite Catalogs
5.92

7 Package Catalog Protocol

A package catalog is specified by a URL in one of three forms:

7.1 Remote and Directory Catalogs

In the case of a remote URL or a local directory naming a package catalog, the URL/path is extended as follows to obtain information about packages:

Note that a local directory served as files through an HTTP server works as a remote URL, as long as the "pkgs" and "pkgs-all" files are present.

The source for the PLT-hosted package catalog is in the (collection-file-path "pkg-catalog" "meta") directory of the full Racket distribution.

7.2 SQLite Catalogs

A SQLite database package catalog is meant to be constructed and queries using the pkg/db library, but the database can be constructed in any way as long as it contains the following tables: