top 508Top 508 Compliance Testing Tools. With the outd criteria, here are some notable tools that assist organizations in meeting accessibility standards effectively: WAVE (Web AccessibilityThe 508 sits on Stellantis’ EMP2 platform, as used by countless bgish Peugeots, Citroens, DSs and Vauxhalls. It's relatively lht for its size, but doesn't feel fragile or floppy.