An independent code, architecture, and security review of a listing — before you commit to buying it.
$3,000
Scoped to your specific engagement
Listing pages tell you a lot, but not everything a serious buyer needs to know. Technical Due Diligence has our engineers independently review the actual codebase, architecture, and security posture of a listing you're considering, so you're buying with full information.
What to expect — typical ranges, not guarantees
1–2 wks
Typical review timeline
Independent
Engineers not tied to the sale
Written
Risk-rated findings report
Before
You commit to purchase
Define what matters most for your use case — security, scalability, code quality, or all three.
Our engineers audit the codebase, architecture, and dependencies directly.
Deliver a written findings report with risk ratings and specific recommendations.
Walk through the findings together and answer any follow-up questions before you decide.
Senior Reviewing Engineer
Audits codebase quality and architecture directly
Security Specialist
Assesses security posture and vulnerability exposure
Architecture Reviewer
Validates scalability against your projected usage
Fixed-scope review
Priced per codebase size
Stack18's services practice is new — the scenarios below illustrate how an engagement like this typically plays out, not verified past-client results.
Illustrative scenario
Pre-purchase security review
Industrial technology buyer
Flagged critical security issues in a listing before purchase, enabling renegotiation of price and remediation terms.
Illustrative scenario
Scalability validation
B2B software buyer
Validated that a listing's architecture could handle a substantial projected increase in transaction volume.
Engagement
Fixed-scope review
Priced per codebase size
Starting at
$3,000
Standard single-product review
Timeline
1–2 weeks
Before your purchase decision
Final pricing depends on scope confirmed during a consultation — the figures above reflect typical starting points, not a fixed quote.
Reviews typically take one to two weeks, which we can often run in parallel with your own evaluation and negotiation.
You get a clear risk report to renegotiate terms, request fixes before purchase, or walk away — the choice is yours.
Reviews typically take one to two weeks, which we can often run in parallel with your own evaluation and negotiation.
You get a clear risk report to renegotiate terms, request fixes before purchase, or walk away — the choice is yours.
Yes, the service is available for any codebase you're considering acquiring, not just Stack18 listings.
No — the report is prepared exclusively for you as the buyer, to use however you see fit in negotiation.
Book a free consultation — no commitment, just a clear plan and a real quote.
Book a free consultation