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Best android open-source packages and libraries.

ImageToolbox
🖼️ Image Toolbox is an powerful picture editor, which can crop, apply filters, add some drawing, erase background, edit EXIF or even create PDF file
Malik Mukhametzyanov
Updated 1 month ago

Image Toolbox

API Kotlin Jetpack Compose material GitHub commits since tagged version (branch) GitHub code size in bytes Hits

Image Toolbox is an powerful picture editor, which can crop,

apply filters, add some drawing, erase background, edit EXIF or even create PDF file

✈️ Telegram Links

Telegram Telegram Join our chat where you can discuss anything you want and also look into the CI channel where I will post betas and announcements

☕ Buy me a coffee

This application is completely free, but if you want to support the project development, you can send a donation to the crypto wallets below

Bitcoin

-> 17Pk1RurnkJxLV9V7mc6Y7dLyHFb9rvQDq <-

Tether

-> TMPAu7a54NvQNEKnNWh3naXu3oYijqP3U7 <-

📲 Download

Go to the Releases and the download latest apk or click one of the badges below.

Google Play F-Droid GitHub

✨ Features

  • Batch processing

  • Applying filter chains (More than 160 various filters)

    Available filters
    • [x] Saturation
    • [x] Contrast
    • [x] Brightness
    • [x] Exposure
    • [x] RGB
    • [x] Hue
    • [x] White Balance
    • [x] Monochrome
    • [x] Black and White
    • [x] False Color
    • [x] Sharpen
    • [x] Gamma
    • [x] Highlights and Shadows
    • [x] Haze
    • [x] Sepia Tone
    • [x] Color Inversion
    • [x] Solarize
    • [x] Vibrance
    • [x] Luminance Threshold
    • [x] Pixellate
    • [x] Halftone
    • [x] Crosshatch
    • [x] Sobel Edge Detection
    • [x] Sketch Filter
    • [x] Toon Filter
    • [x] SmoothToon Filter
    • [x] CGA Colorspace Filter
    • [x] Posterize
    • [x] Convolution 3x3
    • [x] Emboss Filter
    • [x] Laplacian
    • [x] Kuwahara Filter
    • [x] Vignette
    • [x] Gaussian Blur
    • [x] Box Blur
    • [x] Stack Blur
    • [x] Fast Blur
    • [x] Bilaterial Blur
    • [x] Zoom Blur
    • [x] Median Blur
    • [x] Pixelation
    • [x] Enhanced Pixelation
    • [x] Stroke Pixelation
    • [x] Circle Pixelation
    • [x] Enhanced Circle Pixelation
    • [x] Diamond Pixelation
    • [x] Enhanced Diamond Pixelation
    • [x] Swirl Distortion
    • [x] Bulge Distortion
    • [x] Sphere Refraction
    • [x] Glass Sphere Refraction
    • [x] Dilation
    • [x] Non Maximum Suppression
    • [x] Opacity
    • [x] Weak Pixel Inclusion Filter
    • [x] Color Matrix 4x4
    • [x] Lookup
    • [x] Color Replacement
    • [x] Color Removance
    • [x] Bayer Two Dithering
    • [x] Bayer Three Dithering
    • [x] Bayer Four Dithering
    • [x] Bayer Eight Dithering
    • [x] Floyd Steinberg Dithering
    • [x] Jarvis Judice Ninke Dithering
    • [x] Sierra Dithering
    • [x] Two Row Sierra Dithering
    • [x] Sierra Lite Dithering
    • [x] Atkinson Dithering
    • [x] Stucki Dithering
    • [x] Burkes Dithering
    • [x] False Floyd Steinberg Dithering
    • [x] Left To Right Dithering
    • [x] Random Dithering
    • [x] Simple Threshold Dithering
    • [x] Quantizier
    • [x] Glitch Effect
    • [x] Enhanced Glitch Effect
    • [x] Anaglyph
    • [x] Noise
    • [x] Tent Blur
    • [x] Side Fade
    • [x] Erode
    • [x] Anisotropic Diffusion
    • [x] Horizontal Wind Stagger
    • [x] Fast Bilaterial Blur
    • [x] Poisson Blur
    • [x] Logarithmic Tone Mapping
    • [x] Aces Filmic Tone Mapping
    • [x] Crystallize
    • [x] Fractal Glass
    • [x] Marble
    • [x] Oil
    • [x] Water Effect
    • [x] Hable Filmic Tone Mapping
    • [x] Aces Hill Tone Mapping
    • [x] Hejl Burgess Tone Mapping
    • [x] Perlin Distortion
    • [x] Grayscale
    • [x] Dehaze
    • [x] Color Matrix 3x3
    • [x] Achromatomaly
    • [x] Achromatopsia
    • [x] Browni
    • [x] CodaChrome
    • [x] Cool
    • [x] Deutaromaly
    • [x] Deutaronotopia
    • [x] Night Vision
    • [x] Polaroid
    • [x] Protanopia
    • [x] Protonomaly
    • [x] Tritanopia
    • [x] Tritonomaly
    • [x] Vintage
    • [x] Warm
    • [x] Grain
    • [x] Unsharp
    • [x] Pastel
    • [x] Orange Haze
    • [x] Pink Dream
    • [x] Golden Hour
    • [x] Hot Summer
    • [x] Purple Mist
    • [x] Sunrise
    • [x] Colorful Swirl
    • [x] Soft Spring Light
    • [x] Autumn Tones
    • [x] Lavender Dream
    • [x] Cyberpunk
    • [x] Lemonade Light
    • [x] Spectral Fire
    • [x] Night Magic
    • [x] Fantasy Landscape
    • [x] Color Explosion
    • [x] Electric Gradient
    • [x] Caramel Darkness
    • [x] Futuristic Gradient
    • [x] Green Sun
    • [x] Rainbow World
    • [x] Deep Purple
    • [x] Space Portal
    • [x] Red Swirl
    • [x] Digital Code
    • [x] Bokeh
    • [x] Neon
    • [x] Old Tv
    • [x] Shuffle Blur
    • [x] Mobius
    • [x] Uchimura
    • [x] Aldridge
    • [x] Drago
    • [x] Color Anomaly
    • [x] Quantizier
    • [x] Ring Blur
    • [x] Cross Blur
    • [x] Circle Blur
    • [x] Star Blur
    • [x] Motion Blur
    • [x] Fast Gaussian Blur 2D
    • [x] Fast Gaussian Blur 3D
    • [x] Fast Gaussian Blur 4D

  • AES-256 GCM No Padding files encryption and decryption

  • Extract Text From Images

    • 120+ languages
    • 3 Type of data: Fast, Standard, Best
    • Segmentation Mode Selection
    • Multiple languages at the same time

  • EXIF metadata editing/deleting

  • Loading images from internet

  • Image Stitching

  • Background Removal

    • By drawing
    • Automatic

  • Watermarking

    • By Text
    • By Image

  • Drawing on Image/Background

    • Pen
    • Neon
    • Highlighter
    • Privacy Blur
    • Pixelation Paint
    • Pointing Arrow
    • Line
    • Double Pointing Arrow
    • Line Pointing Arrow
    • Double Line Pointing Arrow
    • Outlined Rect
    • Outlined Oval
    • Rect
    • Oval
    • Lasso

  • Image Resizing

    • Width changing
    • Height changing
    • Adaptive resize
    • Resize retaining aspect ratio
    • Resize by given limits
    • Center Crop with
      • Background color changing
      • Background blur drawing
    • Different Scaling Algorhytms
      • Bilinear
      • Nearest Neighbour
      • Bicubic
      • Mitchell
      • Lanczos
      • Catmull
      • Hermite
      • Spline
      • BSpline
      • Hann

  • GIF conversion

    • GIF to images
    • Images to GIF

  • APNG conversion

    • APNG to images
    • Images to APNG

  • JXL transcoding

    • JXL to JPEG
    • JPEG to JXL

  • Animated JXL conversion

    • Images to JXL
    • JXL to Images
    • APNG to JXL
    • GIF to JXL

  • Image Shrinking

    • Quality compressing
    • Preset shrinking
    • Reducing size by given weight (in KB)

  • Cropping

    • Regular crop
    • Crop by aspect ratio
    • Crop with shape mask
      • Rounded Corners
      • Cut Corners
      • Oval
      • Squircle
      • Octagon
      • Rounded Pentagon
      • Clover
      • Material Star
      • Kotlin Logo
      • Small Material Star
      • Heart
      • Enhanced Heart
      • Star
      • Image Mask

  • Format Conversion

    • HEIF
    • HEIC
    • AVIF
    • WEBP
    • JPEG
    • JPG
    • PNG Lossless
    • PNG Lossy
    • MozJpeg
    • Jpegli
    • JXL
    • SVG and GIF to WEBP, PNG, JPEG, JPG, HEIF, HEIC, AVIF, JXL
    • Telegram sticker PNG format

  • Files to Zip

  • Comparing images

    • Slide
    • Toggle Tap
    • Transparency
    • Side By Side

  • Color Utils

    • Palette generation
      • Material You Scheme
      • Simple Colors
    • Picking color from image
    • Gradient creation
    • Overlaying image with gradient

  • Image source selection

  • Additional Features

    • Rotating
    • Flipping
    • Previewing SVG, GIF and mostly all types of images
    • Saving to any specific folder
    • Randomizing output filename
    • Embedded media picker

And More!

🌟 UI tweaks

  • Selecting Emoji for top app bar
  • Ability to use Pixel like switch instead of Material You
  • Secure Mode for app
  • Maximum brightness for selected screens
  • In app language changing
  • Enabling or Disabling confetti
  • Custom app color scheme
    • Different palette styles
    • Predefined schemes
    • Color invertion
    • Contrast adjusting
  • Controling borders thickness
  • Enabling and disabling each existing shadow
  • Haptics controls
  • Light/Dark mode
  • AMOLED mode
  • Monet implementation (Dynamic colors) even for Android versions less than 12 by Dynamic Theme
  • Image based color scheme
  • Icons Background shape selection
    • Rounded Corners
    • Cut Corners
    • Oval
    • Squircle
    • Octagon
    • Rounded Pentagon
    • Clover
    • Material Star
    • Small Material Star
    • Heart
    • Enhanced Heart
  • Custom fonts
    • Montserrat
    • Comfortaa
    • Caveat
    • Handjet
    • Jura
    • Podkova
    • Tektur
    • YsabeauSC
    • DejaVu
    • BadScript
    • RuslanDisplay
    • Catterdale
    • FRM32
    • Tokeely Brookings
    • Nunito
    • Nothing
    • WOPR Tweaked
    • Alegreya Sans
    • Minecraft Gnu
    • Granite Fixed
    • Nokia Pixel
    • Ztivalia
    • Axotrel
    • Lcd Octagon
    • Lcd Moving
    • Unisource
  • In app font scale changing
  • Changing between options list and grouped view
  • Confetti Type selection
    • Default
    • Festive
    • Explode
    • Rain
    • Side
    • Corners
    • ImageToolbox

(Yes, the app supports dynamic coloring based on wallpapers for every android version)

📚 Tech stack & Open-source libraries

  • Minimum SDK level 21

  • Kotlin based

  • Image Toolbox Libs - set of essential libraries for Image Toolbox.

  • Dynamic Theme - library, which allows you to easily implement custom color theming.

  • Modal Sheet - modal bottom sheet that follows M3 guidelines.

  • Coroutines for asynchronous work.

  • Flow to emit values from data layer reactively.

  • Accompanist to expand jetpack compose opportunities.

  • Hilt for dependency injection.

  • Coil for loading images.

  • Compose Navigation Reimagined - High intelligence navigation library for Jetpack Compose.

  • Konfetti to establish beautiful particle system.

  • Jetpack

    • Compose - Modern Declarative UI style framework based on composable functions.

    • Material You Kit - Material 3 powerful UI components.

    • ViewModel - Manages UI-related data holder and lifecycle awareness. Allows data to survive configuration changes such as screen rotations.

    • Data Store - Store data asynchronously, consistently, and transactionally.

    • Lifecycle - Observe Android lifecycles and handle UI states upon the lifecycle changes.

    • Exif Interface - Read and write image file EXIF tags.

  • GPU Image for creating and applying filters to the images.

  • SmartToolFactory provides a bunch of helpful libraries.

  • AVIF Coder and JXL Coder libraries which provide avif, heic, heif and jxl support.

  • Aire for creating and applying filters to the images on CPU using native cpp code.

🌐 Translation

You can help translate ImageResizer into your language on Hosted Weblate

Состояние перевода Translation status

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📢 Contributors

⚖️ License

Designed and developed by 2023 T8RIN

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

   http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.

Photos by Pawel Czerwinski on Unsplash

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T8RIN
Malik Mukhametzyanov
 Gitzella Github
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