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Use when reviewing WordPress plugins for GPL compliance, checking license headers or compatibility, evaluating upsell/freemium/trialware patterns, validating plugin naming or trademark rules, checking plugin slugs, understanding why a plugin was rejected from WordPress.org, or answering any question about the 18 WordPress.org Plugin Directory guidelines — even if the user doesn't mention 'guidelines' explicitly.
How this skill is triggered — by the user, by Claude, or both
Slash command
/wp-plugin-skills:wp-plugin-directory-guidelinesThe summary Claude sees in its skill listing — used to decide when to auto-load this skill
Authoritative reference for the 18 WordPress.org Plugin Directory guidelines. Covers GPL licensing, plugin naming/trademark rules, trialware restrictions, and all other submission requirements.
Authoritative reference for the 18 WordPress.org Plugin Directory guidelines. Covers GPL licensing, plugin naming/trademark rules, trialware restrictions, and all other submission requirements.
Use this skill when you need to:
Use the detailed, per-guideline checklist in guideline-review-checklist.md. Load this reference file only when a full guideline audit is requested.
Use gpl-compliance.md for full license tables, compatibility nuances, and examples. Keep this inline section as a quick decision aid.
License: header and License URI: in the main plugin file.| Version | Year | Key Addition |
|---|---|---|
| GPLv1 | 1989 | Base copyleft: share-alike for modifications |
| GPLv2 | 1991 | "Liberty or death" clause (Section 7), clearer distribution terms |
| GPLv3 | 2007 | Anti-tivoization, explicit patent grants, compatibility provisions |
WordPress uses GPLv2 or later, meaning plugins can use GPLv2, GPLv3, or "GPLv2 or later".
For full license texts, see:
When reviewing a plugin, verify:
License: header (e.g., GPL-2.0-or-later, GPL-2.0+, GPLv2 or later)License URI: header pointing to the GPL textLicense: GPL-2.0-or-later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
License: GPL-3.0-or-later
License URI: https://www.gnu.org/licenses/gpl-3.0.html
License: GPLv2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Use naming-rules.md for full trademark lists, slug blocks, and naming examples. Keep this inline checklist for quick screening.
for, with, using, and.npx claudepluginhub priyomukul/wp-plugin-skills --plugin wp-plugin-skillsProvides behavioral guidelines to reduce common LLM coding mistakes, focusing on simplicity, surgical changes, assumption surfacing, and verifiable success criteria.
Searches, retrieves, and installs Agent Skills from prompts.chat registry using MCP tools like search_skills and get_skill. Activates for finding skills, browsing catalogs, or extending Claude.