Bugs, Tests and Hallucinations
Developer humor about bugs, failing tests and AI hallucinations. Funny QA, debugging and software testing designs for programmers, testers and engineers.
11 designs in "Bugs, Tests and Hallucinations"

I Speak Fluent Stack Trace Detective Cat
A sharp-eyed cat detective tracks down elusive bugs in a cream-and-amber terminal-style graphic. The command-line panel reads “I speak fluent stack trace.” A fun pick for programmers, software developers, and debugging enthusiasts.
Collection: Programming
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Fix One Bug, Find Two More Comic Bug Hunt
A frazzled bug hunter lunges with a net as three cheeky bugs make their escape, alongside the familiar developer motto: “Fix one bug, find two more.” Bold editorial-comic artwork in cream, amber, and dark ink for programmers, testers, and software bug hunters. A playful pick for tees, caps, mugs, and gifts.
Collection: Bugs, Tests and Hallucinations
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It Worked Yesterday Glitch Computer Regression Humor
A retro glitch-style design featuring “It worked yesterday.” in bold distressed cream lettering with orange signal breaks, above a cracked-screen vintage computer. A witty pick for software testers, developers, and anyone who knows the mystery of a regression bug.
Collection: Bugs, Tests and Hallucinations
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Rubber Duck Debugging Bug Hunter Graphic
A determined bug hunter carries a rubber duck through leafy cover, net raised as a tiny bug makes its escape. Bold editorial-comic artwork pairs cream and amber lettering with dark ink for a playful programmer gift.
Collection: Bugs, Tests and Hallucinations
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Can You Reproduce the Issue? Retro Bug Detective Graphic
A retro-style error dialog asks the classic debugging question above a worried spotted bug under a magnifying glass. A playful pick for software testers, developers, and bug-hunting fans.
Collection: Bugs, Tests and Hallucinations
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No Screenshots, Send the Error Text Bug Report Design
A playful debugging design for developers, testers, and bug-report enthusiasts. Bold lettering sits above a stern red-and-black ladybug holding an error report, with a crossed-out camera symbol to drive the point home. A fun gift for programmers and QA testers.
Collection: Bugs, Tests and Hallucinations
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It Works, Don't Touch It Cat Regression Testing Humor
A grumpy orange-and-white cat guards a laptop with a failing test checklist, blocking an approaching hand. Paired with “It works. Don’t touch it.”, this comic design is for software testers, developers, and anyone wary of regressions.
Collection: Bugs, Tests and Hallucinations
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Show Me the Reproduction Steps Bug Testing Graphic
A bold cream-and-navy tech graphic with a numbered checklist, a laptop, and a bug-filled browser connected in a looping flow. A witty pick for software developers, QA testers, and anyone who’s ever been asked to reproduce an error.
Collection: Bugs, Tests and Hallucinations
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Same Behavior Better Internals Refactoring T-Shirt
A bold cream-and-amber typography design pairs “Same behavior. Better internals.” with a caterpillar-to-butterfly transformation—a playful visual for refactoring and improving what’s under the hood. A thoughtful gift for developers and software engineering fans.
Collection: Bugs, Tests and Hallucinations
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This Bug Has History Engraved Beetle T-Shirt
A vintage scientific-engraving style beetle hauls a bundle of history-chart scrolls, accented in cream and warm rust. A playful pick for software testers, developers, and bug-tracking humor fans.
Collection: Bugs, Tests and Hallucinations
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There Is Always an Edge Case Cat T-Shirt
A bold software-testing joke in a retro-style warning window: “There is always an edge case.” Below, an orange-and-cream cat investigates a box with a mystery silhouette inside. A fun pick for developers, testers, and cat lovers.
Collection: Bugs, Tests and Hallucinations
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