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Agent skills, MCP servers and AI coding tools, with checked facts

149listings, every fact with a named source and a date

Pick an agent skill, MCP server or AI coding tool on facts: its license, the install command, the agents it works in, and the day we checked.

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Latest from the makers

AI maker updates and practical news for small product founders, checked at the source. Updated . We read 44 official maker sources every day.

  • GitHub

    Founder news

    Copilot for JetBrains adds model, chat, and MCP controls

    Enterprise administrators can choose any available Copilot agent model as the default for new conversations.

    Why it matters

    JetBrains users need version 2025.2 or later to use the plugin.

  • Anthropic

    Founder news

    Claude Managed Agents adds dynamic workflows in beta

    Claude Managed Agents can now write and run background workflows that coordinate agents in phases.

    Why it matters

    Founders handling work with many parts can enable the beta feature and follow runs through session events.

  • Google

    Founder news

    Gemini deprecates a Deep Research agent

    The deep-research-pro-preview-12-2025 agent is deprecated and will shut down.

    Why it matters

    Products that use it should update the agent parameter in interactions.create to a newer Deep Research version.

  • OpenAI

    Founder news

    GPT-6.1 Sol adds Ultrafast mode in Responses API

    GPT-6.1 Sol can now use Ultrafast mode in the Responses API to reduce time between generated output tokens.

    Why it matters

    Set service_tier to ultrafast on GPT-6.1 Sol when lower token-to-token delay matters for your product.

  • Anthropic

    Assistant changes

    Anthropic introduces Claude Haiku 5.5

    Claude Haiku 5.5 is designed for high-volume, cost-sensitive tasks.

    Why it matters

    Teams can use it for quick and repetitive work such as summaries, database queries, and classification requests.

  • Anthropic

    Assistant changes

    Claude Haiku 5.5 launches with migration changes

    Claude Haiku 5.5 is available through the Claude API and other listed platforms.

    Why it matters

    Code written for Haiku 4.5 can break, so founders using it should review the migration guide and test their integrations.

  • GitHub

    Founder news

    GitHub Copilot local sandboxing is generally available

    GitHub Copilot now offers local sandboxing in its CLI, app, and supported VS Code sessions.

    Why it matters

    Teams can set boundaries for agent access to files, networks, credentials, and supported local tools.

  • GitHub

    Founder news

    GitHub adds a model for detecting leaked secrets

    GitHub has moved existing AI-detected secret alerts to a new context-aware detection model.

    Why it matters

    Private-preview checks for push protection and Copilot security review require an opt-in when available.

  • GitHub

    Assistant changes

    Claude Haiku 5.5 is available in GitHub Copilot

    Claude Haiku 5.5 is generally available in GitHub Copilot for supported plans and products.

    Why it matters

    Copilot Business and Enterprise administrators can manage access through Copilot model policy, and availability is rolling out gradually.

  • Anthropic

    Assistant changes

    Claude Code adds Haiku 5.5 as its default Haiku model

    Claude Code now includes Claude Haiku 5.5 as the default Haiku model on the Anthropic API.

    Why it matters

    Teams that rely on Claude Code's default Haiku model on the Anthropic API now get Haiku 5.5, and status-line scripts can read the subagent type.

  • OpenAI

    Assistant changes

    OpenAI updates the chat-latest model snapshot

    OpenAI updated chat-latest, which tracks the latest model available in ChatGPT for listed plans.

    Why it matters

    Its underlying snapshot will change regularly, so it suits testing chat improvements rather than fixed production behavior.

  • Mistral

    Assistant changes

    Mistral launches a public preview of Mistral Large 4

    Mistral has launched a public preview of Mistral Large 4.

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What is inside

Four lists. Every item has its own page with the license, the install command and the day we checked it.

Find an agent skill for a job

Infrastructure as codeCloud and deploymentDatabasesSecurityTesting and debuggingCode review and GitFrontend and designCoding and frameworksMobileVideo, images and mediaBrowser automation and web researchDocuments and Office filesWritingMarketing and SEOPlanning and agent workflowBuilding skills and MCP serversScience and researchLearning AI assistants

Find an MCP server

Web search and scrapingBrowser automation and testingDocs and code contextGitHub, Git and code hostingDatabasesNotes, docs and team toolsDesignCloud and DevOpsGame engines and 3DPayments

AI coding tools

AiderAmpClaude CodeClineContinueCursorDevinGemini CLIGitHub CopilotGoogle AntigravityGooseHermes AgentJunieKilo CodeOpenAI CodexOpenClawOpenCodeRoo CodeWindsurf (now Devin Desktop)Zed

Most-starred skill repositories

The repositories we list skills from, by GitHub stars on .

  1. 273,901Top 2Matt Pocockmattpocock/skills2 skills listed
  2. 293,976Top 1Jesse Vincentobra/superpowers15 skills listed
  3. 179,326Top 3Anthropicanthropics/skills19 skills listed
  1. 4Next Level Builder132,343 stars
  2. 5shadcn/ui124,973 stars
  3. 6Leon Lin91,799 stars
  4. 7Paul Bakaus73,679 stars

How we check

A listing is not a security audit: it shows where each fact came from. Read the full method

  1. Pick trusted sourcesOfficial, over 5,000 GitHub stars, or named by AI engines from three companies
  2. Read the publisherIts README, LICENSE, pricing page when there is one, and the GitHub API
  3. Copy, never inventInstall commands come from the publisher's own docs
  4. Date every checkEach page shows the day its facts were last read

Guides

All guides

Research

All research

The open skills CLI installs into 78 agents, among them

  • Claude Code
  • Codex
  • Cursor
  • Gemini CLI
  • GitHub Copilot
  • OpenCode
  • Windsurf
  • Cline
  • OpenClaw
  • Hermes Agent

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