S3BucketList vs CloudBrute: 2026 Comparison
S3BucketList is a free external attack surface management tool. CloudBrute is a free external attack surface management tool. Compare features, ratings, integrations, and community reviews side by side to find the best external attack surface management fit for your security stack.
CST VerdictBased on our analysis of available product data, here is our conclusion:
Security teams hunting for exposed S3 buckets during reconnaissance will find S3BucketList useful for its passive discovery approach; the Chrome extension catches bucket references embedded in web traffic that traditional scanners miss entirely. With 124 GitHub stars and zero setup friction, it's practical for small AppSec or cloud security teams that need quick surface-level visibility without deploying infrastructure. Skip this if you need automated continuous monitoring or remediation workflows; S3BucketList is a lightweight reconnaissance aid, not a replacement for cloud posture management tools.
Security teams conducting offensive cloud reconnaissance on their own AWS, Azure, and GCP environments will get the most from CloudBrute; it's free, which means you can run it repeatedly without budget approval cycles that kill momentum on pentest schedules. The 1,042 GitHub stars indicate solid community validation for finding exposed infrastructure that standard cloud provider native tools miss. Skip this if your team lacks hands-on CLI comfort or needs guided remediation workflows; CloudBrute is a discovery hammer, not a ticketing system.
