Emulating transparency to avoid discrepancies among pdf viewers/printers - TikZ
60081
Using opacity in TikZ causes strange rendering in Acrobat.
121525
Using tikzlibrary spy without magnifying line width and/or mark size
129938
Software to read PDFs with inverted colors
122354
making low-quality PDF files clearer
71427
Is it possible to invert text and background colors in a PDF when printing?
52989
Options controlling PDF Output
88840
TikZ — rounded rectangle with transparent holes and custom width of borders
102027
Photoshop: Cut text from underlying image to expose transparent background
46983
Effectively displaying demographic data on a printed map
115710
Varying transparency of symbols within single layer in ArcMap
12491
How can I draw a TikZ element multiple times against a shaded background?
54292
Creating fillable PDFs
79557
Gluing (Imposition) PDF documents
107933
Intersecting transparent object causing artifacts in cycles
4019
Transparent path/stroke fill in Illustrator
130969
Drawing different tikz shapes parameterized by data from a file
47805
Sketch-type graphics with transparency and dashed hidden lines?