Tools used in Photoshop and their functions.

1. Selection Tools: Used to select specific areas of an image for editing or manipulation. Includes tools like Marquee, Lasso, Magic Wand, and Quick Selection.

2. Crop Tool: Used to crop or trim the edges of an image to remove unwanted parts.

3. Brush Tool: Used to paint or draw on an image with various brush sizes, shapes, and textures.

4. Clone Stamp Tool: Used to duplicate or clone parts of an image by sampling pixels from one area and painting them onto another.

5. Healing Brush Tool: Used to remove imperfections or blemishes from an image by blending them with surrounding pixels.

6. Eraser Tool: Used to erase parts of an image or layer to reveal the layers below.

7. Gradient Tool: Used to create smooth transitions between colors or shades in an image.

8. Pen Tool: Used to create precise shapes, paths, and selections in an image.

9. Text Tool: Used to add text to an image with various font styles, sizes, and colors.

10. Eyedropper Tool: Used to sample colors from an image for use in painting or editing.

11. Hand Tool: Used to navigate around an image when zoomed in.

12. Zoom Tool: Used to zoom in or out of an image for detailed editing.

13. Move Tool: Used to move or reposition elements within an image or layer.

14. Shape Tools: Used to create basic shapes like rectangles, circles, and polygons in an image.

15. Blur Tool: Used to blur or soften areas of an image for a more artistic effect.

16. Sharpen Tool: Used to sharpen or enhance the details in an image.

17. Dodge Tool: Used to lighten or brighten specific areas of an image.

18. Burn Tool: Used to darken or deepen specific areas of an image.

19. Smudge Tool: Used to smudge or blend colors in an image for a more painterly effect.

20. Sponge Tool: Used to saturate or desaturate colors in an image.

Selection Tools:

- Rectangular Marquee: Selects rectangular areas.
- Elliptical Marquee: Selects elliptical areas.
- Lasso: Freely selects irregular areas.
- Magnetic Lasso: Automatically selects object edges.
- Quick Selection: Quickly selects areas based on color and tone.
- Magic Wand: Selects contiguous areas with similar colors.

Transforming Tools:

- Move: Moves selected pixels.
- Rotate: Rotates selected pixels.
- Scale: Resizes selected pixels.
- Skew: Distorts selected pixels horizontally or vertically.
- Perspective: Resizes and distorts selected pixels in perspective.
- Flip: Flips selected pixels horizontally or vertically.

Painting Tools:

- Brush: Paints freehand strokes with various brushes.
- Pencil: Draws single-pixel lines.
- Eraser: Removes pixels from the image.
- Fill: Fills selected areas with a specified color or pattern.
- Gradient: Creates smooth transitions between colors.
- Pattern: Fills selected areas with a repeating pattern.

Retouching Tools:

- Clone Stamp: Clones pixels from one area of the image to another.
- Healing Brush: Corrects imperfections by blending selected pixels with surrounding pixels.
- Spot Healing Brush: Automatically detects and removes small imperfections.
- Patch: Replaces selected areas with pixels from another part of the image.
- Smudge: Blurs selected pixels by dragging them with the mouse.

Adjustment Tools:

- Levels: Adjusts the brightness, contrast, and gamma of the image.
- Curves: Creates custom tone curves to fine-tune the image's tonal balance.
- Hue/Saturation: Modifies the color balance and vibrancy of the image.
- Vibrance: Adjusts the saturation of specific colors while preserving skin tones.
- Posterize: Reduces the number of colors in the image to create a posterized effect.

Other Tools:

- Eyedropper: Samples the color of a pixel on the canvas.
- Hand: Scrolls and pans the image on the canvas.
- Zoom: Magnifies or reduces the view of the image.
- Crop: Trims the edges of the image.
- Text: Adds text layers to the image.
- Shape: Creates pre-defined shapes, such as circles, squares, and triangles.