Stop Cleaning Links by Hand: Clipboard Rules on macOS

Open your last ten shared links. Count how many carry a tail like this:

https://example.com/article?utm_source=newsletter&utm_medium=email&utm_campaign=sept&fbclid=IwAR2x

You did not add that. A newsletter did, or a share sheet did. And every time you paste that link into a doc, a ticket or a message, the tail goes with it.

Most people clean it by hand. Select from the question mark to the end, delete, hope you did not cut a real parameter like ?page=2. Ten seconds each time, several times a day, for years.

That is the kind of work a rule should do instead.

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1. What a clipboard rule is

A rule has two halves: what it matches and what it does. It runs the moment a copy lands, before you paste, and before the clip settles into history.

Match on:

• the app you copied from (Safari, Slack, Xcode, Preview)
• the type of clip (link, image, code, plain text)
• its length (anything over 2,000 characters, say)
• its text, with search syntax: a | b for either, -word to exclude, "exact phrase" for exact matches

Then act:

• clean tracking parameters off a link
• run a transform (case, JSON pretty print, base64, trim)
• extract just the email address or the number from what you copied
• compress a copied image
• pin it, or burn it after one paste
• file it under a label or a collection

Nothing is active until you add a rule. That matters: a tool that starts rewriting your copies on install is a tool you cannot trust with a password.

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2. Five rules worth having on day one

Clean links

Match: clip type is a link. Action: clean tracking parameters.

This one pays for itself the first afternoon. Copy from a newsletter, paste into your notes, and the URL is already bare.

File every screenshot

Match: clip type is an image, source app is Screenshot. Action: file under a Screenshots collection.

Screenshots are the main reason recent history becomes unreadable. Take five in a row while debugging and everything you copied this morning is pushed off the first screen. Filing them keeps them without letting them crowd out text.

Extract the email

Match: text contains @ and is longer than 120 characters. Action: extract the email address.

Copy a whole signature block from an email, paste a clean address into the CRM field. No selecting inside a signature, which never selects cleanly.

Compress big images

Match: clip type is an image over some size. Action: compress.

Pasting a 12 MB screenshot into a ticket is slow for you and slow for everyone who opens it afterwards.

Burn one-time codes

Match: text matches a six digit number from your bank or auth app. Action: burn after paste.

The code is useful for thirty seconds and then it is clutter with a security smell. Let it delete itself.

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3. Rules against transforms against snippets

These three get mixed up, so here is the split:

	When it runs	You do	Good for
Rule	Automatically, at copy time	Nothing	Work that repeats every day
Transform	On demand, on a clip you pick	Pick the clip, pick the action	One-off conversions
Snippet	When you call it by keyword	Type the keyword	Text you send often

A rule is for the thing you would otherwise do a hundred times without thinking. A transform is for the thing you do when you notice you need it. If you find yourself running the same transform every day, that is a rule waiting to be written.

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4. Starting without breaking anything

The failure mode with automation is a rule that matches more than you meant, quietly, for a week.

Three habits that avoid it:

Start from the presets. The Starter Rules gallery holds one-tap versions of the common ones. Add, then adjust.

Match narrowly first. Add the source app to the match even when it feels redundant. A rule that only runs on copies from Safari cannot surprise you in Xcode.

Watch the first day. Every rule can be switched off without deleting it. If a rule fires on something it should not have, switch it off, tighten the match, switch it back on.

Also worth knowing: rules can opt out per rule of the things you have turned on globally, so one loud rule does not force you to change your setup everywhere.

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5. The part that is easy to miss

The value here is not the seconds. Ten seconds of link cleaning, five times a day, is under a minute.

The value is the interruption. You were writing a reply. You pasted a link. Now you are editing a URL character by character, and when you look up you have lost the sentence you were composing. The task was small; the context switch was not.

A rule removes the interruption, not the keystrokes.

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The short version

Clipboard rules turn the small repeated cleanups into something that has already happened by the time you paste. Match on app, type, length or text; clean, extract, compress, file, pin or burn. Start from a preset, match narrowly, and keep the off switch close.

See how rules work, or the full feature list.