rImageShield v1.0

A simple and easy-to-use tool to embed messages into images.

Protect your images embedding custom copyright/license messages. Message data can be compressed and encrypted and data distribution inside image can be customized.

rImageShield can be used for free as a WebAssembly online tool.

rImageShield Features

• Multiple input image file formats: .png, .qoi, .bmp, .tga, .jpg, .raw
• Editable text input message, up to 160 characters
• Message compression and encryption support (including MAC)
• Multiple message visualization modes: ASCII, Hexadecimal, Grayscale
• Uniform and PRNG data distribution settings
• Detailed image, message and distribution information
• Export image as .png, .qoi or .raw
• Image shield as a visual watermark
• Multiple UI styles supported, select your best style
• Export protected image as PNG, QOI or RAW

rImageShield Usage

Steps to add a message to an image:

1. Load an image by drag&drop or the OpenFile button on top toolbar
2. Edit text message on provided textbox, grid shows message details
3. Select message compression/encryption options (in case of encryption, define a custom password)
4. Select message data distribution options on right panel, uniform or pseudo-random
5. Export image with embedded message (.png, .qoi or .raw)

Hope you enjoy it! :)