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Documents & content

Docs, decks, spreadsheets, PDFs and writing.

Entries

• Anthropic skills

  Anthropic's own skills for documents, design, art, internal comms and building new skills and MCP servers.

  Plugin by Anthropic Claude apps, Claude Code

  Official Reviewed — install with care Runs on your machine

• Anthropic operations plugin

  Skills for writing process docs, runbooks, status reports, vendor reviews, change requests, capacity plans and compliance trackers.

  Plugin by Anthropic Claude apps, Claude Code

  Official Reviewed — safe to install Runs on your machine

• Claude Opus 5.5

  Anthropic's recommended default model for long-running coding, agent work and document-heavy knowledge work, with a 1M-token context window.

  Model by Anthropic Claude apps, Claude Code, Any agent

  Official Reviewed — safe to install Guidance only

• GPT-6 Astra

  OpenAI's most capable API model, recommended for complex reasoning, coding, computer use, research and document creation.

  Model by OpenAI Any agent

  Official Reviewed — safe to install Guidance only

• LangExtract

  Python library that uses an LLM to pull structured fields out of long unstructured text, tying every extracted value back to its exact location in the source.

  Tool by Google Any agent

  Official Reviewed — safe to install Runs on your machine

• Notion MCP (remote)

  Notion's hosted MCP server lets an agent search your workspace semantically, read pages as Markdown, and create or update pages, databases and comments with your own Notion permissions.

  MCP server by Notion Claude apps, Claude Code, Cursor, ChatGPT, Any agent

  Official Reviewed — install with care Changes things freely

Curated by Andrew Borden-Chisholm. Notes on building with these tools are on the blog.