A full-featured composable image editor with a customizable UI -- all backed by the power of Metal.

Image Editor	PhotosCropRotating	Face Detection	Masking

• Create your own image editor UI by composing components.
  • Components are built separately and run standalone using an EditingStack.
  • EditingStacks manage editing history and render images. It's like a headless browser!
• Edit and render using P3 Wide Color Gamut
• Support for Super Large Photos™ (≤ 12000 pixels).
• Previews and rendering backed with the power of Metal.
• Create custom-drawn masks on photos.
• Drop-in support for your own custom filters using LUTs.
• Load and download remote images for editing with a URL.
• Support for both UIKit and SwiftUI.

Buy me a coffee or support me on GitHub.

There are a few important housekeeping notes for those coming from v1.

• ⚒ Issues are managed in the v2 Project
• 📌 Pixel has been renamed Brightroom.
• 📖 Detailed documentation is available on Notion.
• 🎈 Help Wanted: CoreImage and Metal professionals!
• ⭐️ If you're interested in v2, star the project to motivate us! 🤠
• 🪐 Brightroom's state management is now powered by Verge.

Swift Package Manager

dependencies: [
    .package(url: "https://github.com/muukii/Brightroom.git", upToNextMajor: "2.2.0")
]

View the full documentation on Notion.

BrightroomUIPhotosCrop.PhotosCropRotation

import SwiftUI
import BtightroomUIPhotosCrop

struct DemoCropView: View {

  @StateObject var editingStack: EditingStack
  @State var resultImage: ResultImage?

  init(
    editingStack: @escaping () -> EditingStack
  ) {
    self._editingStack = .init(wrappedValue: editingStack())
  }

  var body: some View {
    ZStack {

      VStack {
        PhotosCropRotating(editingStack: { editingStack })

        Button("Done") {
          let image = try! editingStack.makeRenderer().render().cgImage
          self.resultImage = .init(cgImage: image)
        }
      }
    }
    .onAppear {
      editingStack.start()
    }
  }

}

ClassicEditor

PixelEditViewController

There is an entire open-source and production-ready app available on the App Store that uses Brightroom. It's called Drip.

This repository also contains a demo app which demonstrates what Brightroom can perform and showcases some easy experiments. Clone this repo and build the project to try it out!

Brightroom is available under the MIT license. See the LICENSE file for more info.