How DejaVu Works
Step-by-step explanation of input cleanup, identity matching, evidence checks, source labels and scan output.
Open guideKnowledge Base
DejaVu Guides
DejaVu is built for Roblox Jailbreak traders who want cleaner information before risky trades. These pages explain how the scanner works, how to read results and how to protect yourself when the evidence is incomplete.
Trading Safety
A practical pre-trade checklist for high-value Jailbreak items, middlemen, screenshots and suspicious trade behavior.
Open guideDuplicate Database Guide
What DejaVu means by Local Database and Live Database, why source names stay private and how confidence should be interpreted.
Open guideReport Guidelines
How to submit useful duplicate reports and wrong-result reports so staff can review them faster.
Open guideFAQ
Answers about free scans, Premium Lite, Premium, privacy, report review and scan limits.
Open FAQAbout DejaVu
Project purpose, current limitations, owner information and the long-term development direction.
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