There are many online tools available for image editing, and here are some popular ones:

1. Favicon Generator: This tool is used to create a favicon, which is a small icon that appears in the browser tab next to the page title. It is a free tool that allows you to upload an image and convert it into a favicon in various sizes.

2. Reverse Image Search: This tool is used to find out the origin of an image or to identify similar images on the internet. You can upload an image or enter its URL and get search results from various sources.

3. Image Compressor: This tool is used to reduce the size of an image without losing its quality. You can upload an image and compress it to a desired size or quality level. There are many options available to adjust the compression level and file format.

4. Video to GIF Converter: This tool is used to convert a video into a GIF image, which is a short animated clip without sound. You can upload a video and select a specific duration, frame rate, and image size to create a GIF.

5. Image Resizer: This tool is used to resize an image to a specific size or aspect ratio. You can upload an image and adjust its dimensions or select a preset size.

6. Crop Image: This tool is used to crop an image to remove unwanted parts or focus on a specific area. You can select a specific size or aspect ratio and drag the cropping frame to adjust the selection.

7. Convert to JPG/PNG: These tools are used to convert an image from one format to another. You can upload an image in one format and convert it into JPG or PNG.

8. RGB to Hex: This tool is used to convert a color value from RGB format to Hex format. You can enter the RGB values and get the corresponding Hex code.

9. PNG to JPG/JPG to PNG: These tools are used to convert an image from PNG format to JPG or vice versa. You can upload an image and select the desired output format.

10. Compress JPEG/PNG to specific KB: These tools are used to compress an image to a specific file size in KB. You can upload an image and select the desired output size.

11. Resize Image to specific KB: This tool is used to resize an image to a specific file size in KB. You can upload an image and select the desired output size.

12. Reduce Image Size in KB: This tool is used to reduce the size of an image to a specific file size in KB. You can upload an image and adjust the compression level or file format to achieve the desired size.