Batch 13 — Skill Marketplaces + Plugin Packs (Cross-Tool / Official)
Roster (10)
| slug | stars | distribution | cli_binary | local_ui | orchestration | multi_model | tier |
|---|---|---|---|---|---|---|---|
| agent-skills-addyosmani | 45,847 | claude-plugin | no | none | sequential | no | A |
| anthropics-skills | 140,976 | claude-plugin | no | none | none | no | A |
| openai-skills | 20,338 | skill-pack | no | none | none | no | A |
| anthropics-knowledge-work-plugins | 16,165 | claude-plugin | no | none | none | no | A |
| superpowers-marketplace | 1,006 | claude-plugin | no | none | none | no | A (delta) |
| superpowers-lab | 344 | claude-plugin | no | none | sequential | yes | A (delta) |
| superpowers-developing-for-claude-code | 129 | claude-plugin | no | none | none | no | A (delta) |
| tokrepo | 0 | standalone-repo | yes (tokrepo) | none | none | no | A |
| gpm-groundzero | 557 | cli-tool | yes (opkg) | desktop-app (Tauri) | none | no | A |
| conduit8 | N/A | 404 | unknown | unknown | unknown | unknown | Tier C |
Intra-Batch Patterns
This batch clusters around two fundamentally different problems: what to put in skills (anthropics/skills, openai/skills, agent-skills-addyosmani) and how to manage and distribute skills (tokrepo, gpm-groundzero, superpowers-marketplace). The three official Anthropic/OpenAI repos all reference agentskills.io as the open standard, confirming that skill format convergence is real and intentional across vendors. The superpowers ecosystem reveals a scaling pattern: the core (methodology) + marketplace (discovery) + lab (incubation) + devtools (meta-knowledge) division of concerns is a mature plugin ecosystem design that most other frameworks lack. The presence of two CLI-based package managers (tokrepo, opkg) in the same batch signals the ecosystem is maturing beyond methodology into infrastructure.
Most Interesting Finds
superpowers-lab
finding-duplicate-functions— The only skill in the entire batch that explicitly routes different model tiers to different sub-tasks: Claude Haiku for cheap domain categorization, Claude Opus for expensive semantic analysis. This is the most concrete example of multi-model cost/quality routing in any skill framework analyzed.gpm-groundzero (OpenPackage) — The only framework in the corpus that ships a Tauri desktop application alongside its CLI, covers 40+ AI coding platforms in a single
platforms.jsoncconfig, and enforces mutable/immutable source separation as a hard error. This is the most operationally serious attempt at "npm for agent configs."
Items Written as Tier C
- conduit8:
conduit8/conduit8returned 404 on GitHub API — repo does not exist or is private. Tier C status assigned; no files written.
Cross-References Discovered
anthropics/skills,openai/skills,addyosmani/agent-skills, andsuperpowers-marketplaceall referenceagentskills.ioas the canonical standard — these four are converging on a shared formatanthropics/knowledge-work-pluginsis a superset ofanthropics/skillsin terms of distribution mechanism (both use.claude-plugin/marketplace.json) but targets a completely different audiencesuperpowers-marketplacereferencessuperpowers-labandsuperpowers-developing-for-claude-code— the three superpowers delta repos form a coherent plugin ecosystem around the seedgpm-groundzeroexplicitly names "Vercel Skills" and "Claude Code Plugins" as what it supersedestokrepoandgpm-groundzeroare independent attempts at the same registry/distribution problem from different angles (cloud API vs. local CLI with Tauri GUI)