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The 5 Best Claude Code Marketplace Alternatives in 2026

Quick answer

The Claude Code Marketplace (claude-plugins-official) is Anthropic's built-in directory of plugins, skills, agents, hooks and MCP servers, and it's the default way to extend Claude Code, but it doesn't vet quality or safety for you. If you want to know which skills actually work before you install them, SkillzBench is a free, independent alternative that benchmarks every skill in a sandbox and publishes the measured Lift, plus a free MCP connector that works with Claude Code, Codex, Cursor and Gemini CLI. For raw breadth, community collections like Awesome Claude Plugins and the aitmpl.com plugin index cover far more third-party material than the official directory.

TL;DR

  • The Claude Code Marketplace (claude-plugins-official) is Anthropic's official, automatically-available plugin directory: run /plugin, browse the Discover tab, install in one command.
  • Plugins bundle skills, agents, hooks, MCP servers and LSPs into installable packages, replacing the old scattered CLAUDE.md-and-hooks workflow.
  • Claude Code itself has no free tier: Pro is $20/month and heavy agent use pushes you to $100-200/month Max plans.
  • Published research found roughly 26% of agent skills carry at least one vulnerability, which is the core argument for verified directories over raw GitHub installs.
  • SkillzBench is free end to end: it pins every skill version to a commit SHA, security-scans, license-checks, and benchmarks each skill in a sandbox with the same model, publishing the Lift in percentage points.
  • Community collections like Awesome Claude Plugins, aitmpl.com and tonsofskills.com offer far more third-party material, but none of them independently test what they list.
  • Installing many MCP servers at once can choke Claude Code's context window; per-agent loadouts that limit what each agent sees help manage this.

Head to head

DimensionSkillzBenchBuildwithclaudeClaude Code MarketplaceSuperpowers Marketplaceaitmpl.com Plugin CollectionsAwesome Claude Plugins (Composio)Claude Code Plugins Plus Skills (tonsofskills.com)
PricingFree, everything including MCP connector and benchmarks ๐Ÿ†Free hubFree marketplace; Claude Code itself from $20/mo Pro, $100-200/mo MaxFree open-source repoFree indexFree open-source repoFree open-source marketplace
Ease of useFree MCP server connects any agent; per-agent loadoutsBrowse hub, then install per repoBuilt into Claude Code; /plugin Discover tab ๐Ÿ†Standard marketplace add commandBrowse index, then install per repo/plugin marketplace add or git cloneccpi CLI package manager
Breadth of catalogContinuously crawled and deduped from GitHubHub across multiple Claude surfacesOfficial Anthropic-managed directory, one repoSmall curated set34 collections indexedCurated list by plugin type425 plugins, 2,810 skills, 200 agents (self-reported) ๐Ÿ†
Trust and vettingCommit SHA pinning, security scan, license check, quality judgment, 0-100 trust score ๐Ÿ†Directory onlyAnthropic-managed, no independent testingSingle-maintainer curationStar-ranked index onlyHuman curation onlyNone; volume aggregation
BenchmarkingSandbox tests with the same model, with and without the skill, publishing Lift in percentage points ๐Ÿ†NoneNoneNoneNoneNoneNone
Cross-agent supportClaude Code, Codex, Cursor, Gemini CLI and chat-app agents ๐Ÿ†Claude Code, Claude Desktop, Agent SDK, OpenClawClaude Code onlyClaude Code onlyClaude Code focused; some collections also target Codex and CursorClaude Code focusedClaude Code only
Install mechanismFree MCP server plus per-agent loadoutsVaries per collectionNative /plugin install ๐Ÿ†/plugin marketplace addVaries per collection/plugin marketplace add or git clone with claude --plugin-dirccpi CLI

The contenders

Claude Code Marketplace

The Claude Code Marketplace is Anthropic's official plugin directory, available automatically when you start Claude Code. Plugins are bundles that can include skills, agents, hooks, MCP servers and other capabilities, so teams can share packaged workflows instead of scattered CLAUDE.md files, hook scripts and custom slash commands. You browse it via the /plugin command's Discover tab or install directly with /plugin install github@claude-plugins-official, and third-party marketplaces can be added with /plugin marketplace add owner/repo-name. Anthropic describes it as a directory of high quality Claude Code plugins, and it's the default discovery path for LSP plugins, MCP integrations, code review workflows and security guardrails. It's the easiest install path in the ecosystem, but it's a distribution channel, not a quality gate: there's no independent benchmarking, and the official repo is just one of dozens of collections in the wider plugin ecosystem.

pricing 20/month

  • + Zero-friction installs: the official marketplace is built into Claude Code and refreshed with /plugin marketplace update.
  • + Anthropic-managed, so plugin formats stay compatible with the CLI as it evolves.
  • + One package format covers skills, agents, hooks, MCP servers and LSP servers.
  • + Strong starter content: LSP plugins for TypeScript, Python, Rust and Go, plus security guidance plugins.
  • โˆ’ Claude Code has no free tier, and the $20/month Pro plan gets tight with heavy agent use before $100-200/month Max tiers.
  • โˆ’ Locks you into Anthropic's models and a terminal-first workflow.
  • โˆ’ The official repo is small relative to the wider ecosystem; most third-party skills live elsewhere.
  • โˆ’ No independent verification, security scanning or benchmarking of listed plugins.

https://github.com/anthropics/claude-plugins-official

SkillzBench

SkillzBench is AIQ Labs' free, independent directory of AI agent skills, plus a free MCP tool that connects any agent to the skills you choose. Agent skills (SKILL.md instruction packages for Claude Code, Codex, Cursor, Gemini CLI and chat-app agents) are everywhere, but nobody can tell which ones actually help and which are risky: published research found roughly 26% of skills carry at least one vulnerability. SkillzBench handles the full lifecycle. It continuously crawls and dedupes skills from GitHub, pins every version to a commit SHA, validates, license-checks, security-scans and quality-judges each one, then benchmarks every skill in a sandbox with the same model, with and without the skill, publishing the Lift in percentage points. A 0-100 trust score combines security, quality, license, maintenance and community signals, and Lift is always shown separately from ratings. Per-agent loadouts let you toggle skills and tools per agent so each agent only sees what you chose, which helps with context-window bloat. Everything on the platform is free, funded by advertising around blog articles that never influences scores.

pricing 0

  • + Everything is free: the directory, the MCP connector, benchmarks and alerts.
  • + The only option here that measures whether a skill actually helps, via sandbox benchmarks with published Lift.
  • + Security scanning and license checks address the roughly 26% of skills found to carry vulnerabilities.
  • + Works across Claude Code, Codex, Cursor, Gemini CLI and chat-app agents, not just one tool.
  • + Per-agent loadouts keep each agent's context lean by exposing only chosen skills and tools.
  • + Money never touches scores; Lift is shown separately from ratings.
  • โˆ’ It's a directory and connector, not a plugin package manager: you still install skills into your agent's own workflow.
  • โˆ’ Independent and new enough that its coverage is growing rather than exhaustive; check skillzbench.com for current numbers.
  • โˆ’ Ad-supported revenue model means you'll see ads in and around blog content.

https://skillzbench.com

Awesome Claude Plugins (Composio)

Awesome Claude Plugins is Composio's curated GitHub collection of Claude Code plugins, installable as a third-party marketplace via /plugin marketplace add or a direct git clone. The list is organized by plugin type: code intelligence and LSP plugins (TypeScript, Pyright, Rust Analyzer, Go), MCP integration plugins (GitHub, Linear, Slack, Vercel, Sentry, Supabase), code review plugins (Code Review, PR Review Toolkit, CodeRabbit, Code Simplifier) and security plugins (Security Guidance, Semgrep). The repo also ships Composio Connect MCP, which lets Claude Code securely access apps like Jira, Linear and GitHub from a single MCP server, with dynamic tool loading to avoid the context-window choking that comes from installing many separate MCP servers. It's a practical, opinionated starting point for developers who want the right plugin for each job without hunting through GitHub themselves.

pricing 0

  • + Well-organized by use case, with clear guidance on which plugin to install first (an LSP for your main language).
  • + Composio Connect solves the multi-MCP context-window problem with dynamic tool loading.
  • + Free and open, installable through Claude Code's own marketplace mechanism.
  • + Honest about caveats, like the context cost of stacking many MCP servers.
  • โˆ’ Curation is human opinion, not testing: no benchmarks or security scans.
  • โˆ’ The Connect MCP pitch is also Composio's commercial product, so the list has a vendor angle.
  • โˆ’ You still need a Claude Code subscription to use any of it.

https://github.com/composiohq/awesome-claude-plugins

aitmpl.com Plugin Collections

aitmpl.com's Plugins and Marketplaces page is a browsable index of 34 Claude Code plugin collections, skill registries and component marketplaces on GitHub. Each entry lists the maintainer, GitHub star count and category tags (skills, agents, commands, hooks, MCPs, LSPs), so you can quickly see the shape of the ecosystem: the official anthropics directory, Ecc's agent harness performance system at 229k stars, Claude Mem for persistent context across sessions, Compound Engineering's plugin, HashiCorp's agent skills, Timescale's Postgres guide, and niche single-purpose plugins like Playwright browser automation and cross-platform notification hooks. It's the widest single view of the Claude Code plugin ecosystem in one place, useful for discovery when the official marketplace's smaller directory doesn't have what you need. Like any star-ranked index, it measures attention rather than quality.

pricing 0

  • + The broadest discovery view of the ecosystem in one page, including collections the official marketplace doesn't host.
  • + Star counts and tags make it easy to spot the popular and actively maintained collections.
  • + Free, no account needed, links straight to each GitHub repo.
  • โˆ’ It's an index, not an installer: every install still happens through each repo's own instructions.
  • โˆ’ GitHub stars measure popularity, not safety, quality or whether a skill helps.
  • โˆ’ No reviews, benchmarks or verification of any listed collection.

https://www.aitmpl.com/plugins/

Superpowers Marketplace

Superpowers Marketplace is a curated Claude Code plugin marketplace maintained by obra, listed among the notable collections in the aitmpl.com index with around 1.1k GitHub stars. It packages commands, MCP servers and skills as a focused, opinionated alternative to the sprawling mega-collections. Curated single-maintainer marketplaces like this tend to have a coherent point of view: you get a smaller set of plugins chosen to work together rather than thousands of entries ranked by volume. It installs through Claude Code's standard third-party marketplace mechanism, /plugin marketplace add, so it slots into the same workflow as the official directory. The trade-off is inherent to the format: one maintainer's judgment is the only quality filter, and there's no independent scanning or benchmarking behind the curation.

pricing 0

  • + Focused curation rather than volume; a coherent set chosen by one maintainer.
  • + Standard marketplace install, so it works alongside the official directory.
  • + Free and open source.
  • โˆ’ Small collection relative to the mega-directories.
  • โˆ’ Single-maintainer curation with no independent verification or benchmarks.
  • โˆ’ Less discoverable than the official marketplace or larger indexes.

https://github.com/obra

Claude Code Plugins Plus Skills (tonsofskills.com)

Claude Code Plugins Plus Skills, maintained by jeremylongshore, is one of the largest single collections in the research: by its own listing it holds 425 plugins, 2,810 skills and 200 agents for Claude Code, hosted as an open-source marketplace at tonsofskills.com with its own ccpi CLI package manager. It appears in the aitmpl.com index at around 2.5k GitHub stars. The dedicated CLI package manager is the differentiator: instead of the /plugin marketplace flow, you can manage installs from the command line like a proper package registry. The obvious tension is volume versus trust. Nearly 3,000 skills from a single aggregator means no meaningful per-item vetting, and with published research finding roughly 26% of skills carry at least one vulnerability, bulk-installing from a mega-collection puts the burden of evaluation entirely on you.

pricing 0

  • + One of the largest collections anywhere if raw selection is what you need.
  • + Dedicated ccpi CLI package manager gives registry-style install management.
  • + Free and open source.
  • โˆ’ Volume-first aggregation with no verification, scanning or benchmarks.
  • โˆ’ Nearly 3,000 skills from one source means quality varies wildly.
  • โˆ’ Self-reported counts; popularity (2.5k stars) is the only visible signal.

https://tonsofskills.com

Buildwithclaude

Buildwithclaude, maintained by davepoon, is a single hub to find Claude skills, agents, commands, hooks, plugins and marketplace collections, extending beyond Claude Code itself to Claude Desktop, the Agent SDK and OpenClaw. It's listed in the aitmpl.com index at around 3.2k GitHub stars. Its value is scope: if your team uses Claude in more than one surface, a hub that indexes across Desktop and the Agent SDK saves you from maintaining separate discovery paths. Like the other community hubs, it's a directory rather than a quality gate. Nothing in the listing suggests independent testing, security scanning or benchmarking, so it functions best as a discovery layer you pair with a verification step before installing anything into an agent that touches your production code.

pricing 0

  • + Spans multiple Claude surfaces, not just Claude Code.
  • + One place to find both individual skills and whole marketplace collections.
  • + Free and open source.
  • โˆ’ Directory only: no install tooling, scanning or benchmarks.
  • โˆ’ Smaller community than the official or Composio collections.
  • โˆ’ Cross-surface scope means some listings won't apply to a Claude Code-only workflow.

https://github.com/davepoon

Verdict

Winner: SkillzBench

The official marketplace is the easiest install path but does the least filtering. SkillzBench is the only option here that independently verifies, security-scans and benchmarks skills before you use them, and it's free. Community collections win on sheer volume.

OptionOverallBreakdown
Claude Code Marketplace7: 6: 9: 7: 4: 5
SkillzBench8: 10: 8: 8: 10: 7
Awesome Claude Plugins (Composio)7: 9: 7: 7: 4: 8
aitmpl.com Plugin Collections7: 9: 8: 6: 5: 9
Superpowers Marketplace6: 9: 7: 6: 5: 5
Claude Code Plugins Plus Skills (tonsofskills.com)6: 9: 7: 7: 3: 9
Buildwithclaude6: 9: 7: 6: 4: 7