Now they are open source? | Email Verifier & Blacklist Shield by BrandNav | AppSumo

Email Verifier & Blacklist Shield by BrandNav

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ZymmPLUS

Dec 7, 2025

Q: Now they are open source??

I purchased a Tier 5 of these guys!! Sunsetting this version! Come on Appsumo!

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It really sucks because I used to love this app and I've been a happy BrandNav customer for years, I've even referred them new clients. But lately their app isn't working (returns all invalid results, takes days to verify a list) and worst of all their support is basically silent and helpless.
Hi, is it possible to verify emails through API? I have a python script with a list of emails, and want to validate them with your tool.

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