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XlsGen is a free offensive security tool. Core Security Outflank Security Tooling is a commercial offensive security tool by Core Security. Compare features, ratings, integrations, and community reviews side by side to find the best offensive security fit for your security stack.
CST VerdictBased on our analysis of NIST CSF 2.0 coverage, core features, integrations, company size fit, here is our conclusion:
Penetration testers and red teamers who need to generate weaponized Excel files without touching a Windows machine will move faster with XlsGen; it generates BIFF8 files with 4.0 macros in pure code, eliminating the dependency on Microsoft Office entirely. The 44 GitHub stars reflect steady adoption among practitioners who've already ditched Excel-dependent macro generation workflows. Skip this if your team relies on social engineering payloads that need Office Open XML fidelity or modern macro obfuscation; XlsGen prioritizes delivery speed over evasion depth.
Core Security Outflank Security Tooling
Mid-market and enterprise red teams will find Outflank Security Tooling essential for testing EDR bypass at scale; its steganography-based payload concealment and unpublished EDR evasion techniques let operators validate detection gaps that commodity toolkits can't expose. The continuous operator documentation and Cobalt Strike integration mean your team stays current as vendors patch, and on-premises deployment keeps artifacts off shared infrastructure. Skip this if your mandate is offensive security without a specific EDR validation requirement; Outflank assumes you're already comfortable with advanced post-exploitation and are hunting for the gaps most red teams never find.
A proof-of-concept tool that generates Excel BIFF8 files with embedded 4.0 macros programmatically without requiring Microsoft Excel installation.
Red team toolkit for EDR evasion, initial access, and post-exploitation.
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Common questions about comparing XlsGen vs Core Security Outflank Security Tooling for your offensive security needs.
XlsGen: A proof-of-concept tool that generates Excel BIFF8 files with embedded 4.0 macros programmatically without requiring Microsoft Excel installation..
Core Security Outflank Security Tooling: Red team toolkit for EDR evasion, initial access, and post-exploitation. built by Core Security. headquartered in United States. Core capabilities include Advanced payload generation with AV/EDR evasion and anti-forensic capabilities, Office Intrusion Pack for phishing via malicious MS Office macros, Steganography-based payload concealment within image files..
Both serve the Offensive Security market but differ in approach, feature depth, and target audience.
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