Suggestions for shade

The following packages have something in common with the package shade. The packages are ordered in decreasing similarity.

Package umrand: Package for fancy box frames
Package swrule: Lines thicker in the middle than at the ends
Package frame: Framed boxes for Plain TeX
Package shadebox: Shade boxes using PostScript specials
Package shading: LaTeX package for putting text on a shaded background
Package fancytabs: Fancy page border tabs
Package gradientframe: Simple gradient frames around objects
Package sectionbox: Create fancy boxed ((sub)sub)sections
Package notes: Mark sections of a document
Package shadbox: Shade the background of any box
Package chalk-annotate: Chalk-textured annotations for Beamer presentations
Package gitstatus: Include Git information in the document as watermark or via variables
Package highlightx: Highlight formulas or paragraphs
Package proofread: Commands for inserting annotations
Package parselines: Apply a macro to each line of an environment
Package roundbox: Round boxes in LaTeX
Package terminalcode: Terminal-style code display with ANSI colors, UTF-8 box-drawing, and dark/light themes
Package ullrcorners: Draw corners on the upper left and lower right sides of a word
Package crbox: Boxes with crossed corners
Package ghab: Typeset ghab boxes in LaTeX
Package tram: Typeset tram boxes in LaTeX
Package postit: A LaTeX package for displaying Post-it notes
Package styleitems: Independent auto-numbered list labels drawn with TikZ
Package annotate-equations: Easily annotate math equations using TikZ
Package bidicontour: Bidi-aware coloured contour around text
Package bidishadowtext: Bidi-aware shadow text
Package codebox: Highlighted source code in a fancy box
Package decorule: Decorative swelled rule using font character
Package froufrou: Fancy section separators
Package fancypar: Decoration of individual paragraphs
Package longfbox: Draw framed boxes with standard CSS attributes that can break over multiple pages