Agent skill

Things Setup

by davekilleen in davekilleen/Dex

Connect Things 3 (macOS only) so Dex reads and updates your Things tasks.

Custom licenceAuto-check passedProductivity & Automation

Install Things Setup

skills CLI
$ npx skills add davekilleen/Dex --skill things-setup -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install davekilleen/Dex things-setup --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/davekilleen/Dex.git skills-src && mkdir -p .claude/skills && cp -r skills-src/.agents/skills/things-setup .claude/skills/things-setup && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
things-setup
GitHub stars
493
Token cost
~2k tokens
SKILL.md length
657 words
Files
1
Skills in repo
91
Repo updated
First seen
Licence
Custom licence

At a glance

Connect Things 3 (macOS only) so Dex reads and updates your Things tasks.

  • Works in 8 steps: Platform Check → Check if Already Connected → Check if Things 3 is Installed → …
  • The user says I use Things
  • SKILL.md covers What This Enables, Privacy, When to Run and Setup Flow, plus 2 more sections
  • Calls osascript; reaches apps.apple.com

What it does

Things Setup is an agent skill from davekilleen/Dex. Connect Things 3 (macOS only) so Dex reads and updates your Things tasks. Use when the user says 'I use Things', 'sync my Things inbox', or pastes a things:// link. Not for Todoist (todoist-setup) or Trello (trello-setup).

Its SKILL.md is about 2k tokens, which your agent loads only when the skill is triggered. It is a single SKILL.md file with no bundled scripts.

It sits in Productivity & Automation, covering Email management. It works with macOS, Todoist and Model Context Protocol. The repository describes itself as: Your AI Chief of Staff — a personal operating system starter kit that adapts to your role. No coding required.

When your agent uses it

  • The user says I use Things
  • Sync my Things inbox
  • Pastes a things:// link

Example prompts

  • “I use Things”
  • “sync my Things inbox”
  • “/things-setup”

Workflow steps

8 steps, taken from the step headings in SKILL.md.

  1. Platform Check
  2. Check if Already Connected
  3. Check if Things 3 is Installed
  4. Add the things3-mcp Server
  5. Test the Connection
  6. Configure Mapping
  7. Save Configuration
  8. Capability Cascade

What it can do on your machine

Read from SKILL.md and the folder at commit ab5d6ad. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    Shell commands in SKILL.md call:

    • osascript

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    Hosts in commands or code, which the agent is likely to contact:

    • apps.apple.com

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Things Setup loads about 2k tokens when it runs. Until then it costs about 60 tokens; SKILL.md has 657 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~60
When it runs · the whole SKILL.md, loaded when a task matches
~2k

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

Its licence (Custom licence) doesn't allow us to republish the file, so here is its outline and opening line. It has 657 words (~1,980 tokens).

“Connect Things 3 so Dex can work with your Things tasks whenever you ask. No account needed. Everything stays on your Mac. Works offline.”

— opening of SKILL.md by davekilleen, Custom licence
name
things-setup
manifest.id
things
manifest.auth
none
manifest.category
task_access
manifest.platform
macos
manifest.mcp_server
things3-mcp

Read the full SKILL.md on GitHub

Files

Just SKILL.md in .agents/skills/things-setup of davekilleen/Dex.

Open the folder on GitHubat commit ab5d6ad

Compare with similar skills

Things Setup next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Things Setup compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Things Setup this skilldavekilleen/Dex493—~2kAutomated safety check: PassCustom licence
Open Computer UseiFurySt/open-codex-computer-use2.3k—~1.5kAutomated safety check: PassMIT
Interceptor BrowserHacker-Valley-Media/Interceptor514—~4.8kAutomated safety check: PassCustom licence
Browser MCP Agentantibrow/anti-detect-browser-skills9141 repos~4.2kAutomated safety check: WarnMIT
Interceptor iOSHacker-Valley-Media/Interceptor514—~1.9kAutomated safety check: PassCustom licence
Altic Studioaltic-dev/altic-mcp172—~3.3kAutomated safety check: PassApache-2.0

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Questions about Things Setup

What does Things Setup do?

Connect Things 3 (macOS only) so Dex reads and updates your Things tasks. Things Setup is an agent skill from davekilleen/Dex. Connect Things 3 (macOS only) so Dex reads and updates your Things tasks.

When should I use Things Setup?

Things Setup fits situations like: the user says I use Things; sync my Things inbox; pastes a things:// link.

How do I install Things Setup in Claude Code?

Run `npx skills add davekilleen/Dex --skill things-setup -a claude-code`. Or copy the skill folder (.agents/skills/things-setup in davekilleen/Dex) into .claude/skills/things-setup in your project. Claude Code loads it when a task matches its description.

How do I install Things Setup in Codex?

Run `npx skills add davekilleen/Dex --skill things-setup -a codex`. Or copy the skill folder (.agents/skills/things-setup in davekilleen/Dex) into .agents/skills/things-setup in your project. Codex loads it when a task matches its description.

Can I use Things Setup in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add davekilleen/Dex --skill things-setup -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/things-setup, .gemini/skills/things-setup, .github/skills/things-setup and .opencode/skills/things-setup in your project.

What does Things Setup need to run?

Going by SKILL.md and its folder, Things Setup needs the command-line tools its instructions call (osascript).

Does Things Setup access the network?

SKILL.md names 1 domain. In commands or code: apps.apple.com; the agent is likely to contact it when it follows the instructions. This is read from the text; nothing was executed.

Is Things Setup safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Things Setup use?

Things Setup has a licence file (the repository's licence) that doesn't match a standard licence. Read it on GitHub before reusing the skill.

How many tokens does Things Setup use?

About 2k tokens (SKILL.md is roughly 7.9k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Things Setup?

Skills that share tags, products or a category with Things Setup: Open Computer Use (iFurySt/open-codex-computer-use, 2.3k stars), Interceptor Browser (Hacker-Valley-Media/Interceptor, 514 stars), Browser MCP Agent (antibrow/anti-detect-browser-skills, 914 stars) and Interceptor iOS (Hacker-Valley-Media/Interceptor, 514 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Things Setup?

davekilleen (a GitHub user) maintains it in davekilleen/Dex, which has 493 GitHub stars. The repository holds 91 skills in this directory. The repository was last updated on October 2, 2026.

Source: davekilleen/Dex on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.