This is a list of user script meta keys that Sleazy Fork will read. Keys outside of this list may be included in scripts, and will be present in the installed script, but have no effect in Sleazy Fork's UI.

§@name
The name of the script, used as a heading and in links. Required.
§@name:XX-YY
The name of the script in a specific locale, where XX is an ISO 639-1 2-letter code and YY is an optional ISO 3166 country code. Overrides @name when the user is browsing in a matching locale.
§@description
A description of what the script does. Shown as text under the script name. Required.
§@description:XX-YY
The description of the script in a specific locale, where XX is an ISO 639-1 2-letter code and YY is an optional ISO 3166 country code. Overrides @description when the user is browsing in a matching locale.
§@namespace
A combination of @namespace and @name is used by user script managers to see if a script is already installed. Sleazy Fork requires this field and will warn if it's changed on update.
§@version
Identifier for a specific version of a script in Mozilla version format. Version is displayed on a script's info page. Sleazy Fork requires this field and will warn if it's decremented or if it's not incremented when the script's code changes.
§@include, @exclude, @match
Describe what pages the script will run on. This list will be processed, displayed on the script's info page, and used to categorize scripts. Every script must have at least one @match or @include. Read about the format here.
§@require
Includes external JavaScript into a script. See rules for code including external scripts. If you use subresource integrity hashes (see info here and here), Sleazy Fork will alert you if your hashes do not match the content at the URL you use.
§@resource
Includes an external resource (JavaScript, CSS, images, etc.) into a script. See rules for code including external scripts. If you use subresource integrity hashes (see info here and here), Sleazy Fork will alert you if your hashes do not match the content at the URL you use.
§@updateURL, @installURL, @downloadURL
Describe how user script managers should get updates. Sleazy Fork will strip these keys, which makes any script installed from Sleazy Fork only update from Sleazy Fork.
§@license
The license that describes how people are allowed to copy or modify a script. Using a "Full name" or "Identifier" from the SPDX License List is recommended. Lack of license implies users can install the script for personal use, but may not redistribute it. License is displayed on a script's info page.
§@supportURL
URL for a page where users can get support on a script (e.g. a bug tracker, a forum, an e-mail address). Support URL is displayed on a script's feedback page.
§@contributionURL
URL for a page where users can donate to the author of a script. Contribution URL is displayed on a script's feedback page. URLs can be http, https, or Bitcoin protocols. To link to a PayPal donation page, use a URL in the format https://www.paypal.com/cgi-bin/webscr?cmd=_donations&business=your.email.here@example.com&item_name=Greasy+Fork+donation, replacing the sample e-mail address with your own.
§@contributionAmount
Suggested donation amount, used in conjunction with @contributionURL.
§@compatible
Flags this script as compatible with a browser. Compatibility information will be shown on a script's page. Comments on compatibility can be included in the format @compatible firefox Must disable pop-up blocker. Recognized browsers are: firefox, chrome, opera, safari, edge.
§@incompatible
Flags this script as incompatible with a browser. Compatibility information will be shown on a script's page. Optional comments on compatibility can be included in the format @incompatible firefox Broken since Firefox 23. Recognized browsers are: firefox, chrome, opera, safari, edge.
§@antifeature
Discloses features in a script that are there to benefit the author, not the user. The format of this key is @antifeature type description. type is required, description is optional. Read here for info on the types read by Sleazy Fork.
§@antifeature:XX-YY
An @antifeature described in a specific locale, where XX is an ISO 639-1 2-letter code and YY is an optional ISO 3166 country code. Overrides @antifeatures of the same type when the user is browsing in a matching locale.