Free AI skills, made for real work | OpenKit

OpenKit offers a free, open-source library of AI skills that work across Claude, Codex, and other agents. OpenKit builds custom AI skills, agents, and integrations for regulated industries. OpenKit is an ISO 27001 certified AI development partner based in Durham.

Skills,
made for your workflows.

Reusable capabilities your AI can call when you need them. Free, MIT-licensed, drop into Claude, Codex, or any tool that reads SKILL.md.

Library
Growing
Licence
MIT, on GitHub
Cost
£0. Runs in your AI.
  1. 01

    Written down, once.

    A skill is a Markdown file with the instructions, examples, and output format you want back. Save it once. Your AI follows it every time.

    ---
name: inbox-triage
description: Sorts the inbox, drafts replies.
---

## Instructions
1. Read the inbox.
2. Sort into 4 piles.
3. Draft for the reply pile.
  2. 02

    Called by name.

    Your AI loads only the skill it needs for the task. The rest of the library stays out of the way — no context bloat.

    you

    Run inbox-triage on this morning's inbox.

    claude

    Loading skill inbox-triage. Reading 41 messages…

  3. 03

    Runs in your tool.

    Drop the folder into Claude, Codex, or anything that reads SKILL.md. No vendor account, no API key on our side. The skill runs where you already are.

    ~/work $ claude run inbox-triage
✓ Loaded skill (8 KB)
✓ Scanned 41 messages
✓ Sorted into 4 piles
✓ Drafts ready  (0.6s)
  4. 04

    Yours to change.

    MIT-licensed. Fork it, edit the prompt, change the output format. Run it on your own data. The skill never leaves your tool.

    ## Instructions
1. Read the inbox.
- 2. Sort into 4 piles.
+ 2. Sort into 4 piles. Flag legal CCs.
3. Draft for the reply pile.

~/.skills

The library.

3 skills today. Each one is a small folder with one job. The list grows when a pattern earns a name.

Browse on GitHub
01 featured
GmailOutlook MIT

inbox-triage

Open your laptop. Your inbox is already sorted.

Reply today
Emails that need you, with drafts written in your voice. The skill learns from your sent folder.
Chasing
Threads where you are waiting on someone, with a suggested follow-up line.
Skip
Newsletters, CC noise, automated alerts. Counted, never opened.
Hand off
Things your team should handle, with a suggested handoff message.
Open the skill
$ install
$ npx @openkit/skills install inbox-triage

More skills

2 in the library.

Built by OpenKit, an ISO 27001 certified AI development partner. We ship custom skills, agents, and integrations for regulated UK industries.

See client work

Need a skill the library doesn't cover?

We build bespoke skills, agents, and AI integrations for regulated industries. Same approach as the library: open-source where it can be, governed where it must be.

Talk to OpenKit See past work
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OpenKit

Rethinking What's Possible with AI.

Office

Cambridge Guildhall, Market Square, Cambridge CB2 3QJ

contact@openkit.co.uk
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