Best Checkmarx One Alternatives in 2026
The top Checkmarx One alternatives are New Relic IAST, Datadog Runtime Code Analysis (IAST) and HCL AppScan: 14 interactive application security testing software our editors would look at instead of Checkmarx One, in our ranking order.
Checkmarx One: A broad source-code security platform for teams that need centralized AppSec workflows. Where it falls short: pricing requires a custom quote based on developers, applications, and usage.
Switching from Checkmarx One? For most interactive application security testing software buyers the best Checkmarx One alternative is New Relic IAST, built for teams wanting validated web IAST findings. HCL AppScan has a free plan, which Checkmarx One does not.
Why People Look for a Checkmarx One Alternative
- Pricing requires a custom quote based on developers, applications, and usage
- No permanent free Checkmarx One tier
- Less direct fit for IAST or runtime testing
- No free plan — 2 of the alternatives below have it
Quick Picks by What You Need
- Best overallNew Relic IAST9.3
Teams wanting validated web IAST findings
Visit New Relic IAST - Best free optionHCL AppScan9.0
Has a free plan (Checkmarx One has none)
Visit HCL AppScan
All 14 Checkmarx One Alternatives, Ranked
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
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Best forTeams wanting validated web IAST findings
- Better than Checkmarx One:
- Editor score 9.3 vs 7.2
Focused web IAST with exploit validation, remediation context, and CI/CD integration.
- Authenticated testing
- API testing
- CI/CD integration
9.3/10★★★★★Visit New Relic -
Best forDatadog customers needing priced IAST
- Better than Checkmarx One:
- Editor score 9.1 vs 7.2
Priced IAST for Datadog APM customers, with confirmed findings and code-level context.
- CI/CD integration
9.1/10★★★★★Visit Datadog -
Best forTeams wanting broad AppSec with free access
- Better than Checkmarx One:
- Free plan
- Editor score 9.0 vs 7.2
Broad AppSec coverage with IAST, free access, and integrations across development workflows.
- Authenticated testing
- API testing
- CI/CD integration
9.0/10★★★★☆Visit HCL AppScan -
Best forBroad enterprise IAST deployments
- Better than Checkmarx One:
- Editor score 8.8 vs 7.2
A broad, agent-based IAST platform for enterprise application and API security.
- API testing
- CI/CD integration
8.8/10★★★★☆Visit Black Duck -
Best forMature teams needing runtime visibility
- Better than Checkmarx One:
- Editor score 8.7 vs 7.2
A mature IAST choice for runtime visibility, remediation guidance, and API workflows.
- API testing
- CI/CD integration
8.7/10★★★★☆Try Contrast Assess -
Best forWeb and API teams needing validation
- Better than Checkmarx One:
- Editor score 8.6 vs 7.2
Web and API security testing with proof-based validation, CI/CD support, and optional AcuSensor IAST.
- Authenticated testing
- API testing
- CI/CD integration
8.6/10★★★★☆Visit Acunetix -
Best forMature enterprises needing broad AppSec
- Better than Checkmarx One:
- Editor score 8.5 vs 7.2
Broad SaaS AppSec coverage for mature enterprises, with contact-sales pricing and Java/.NET support.
- Authenticated testing
- API testing
- CI/CD integration
8.5/10★★★★☆Visit OpenText -
Best forJava teams needing self-hosted IAST
- Better than Checkmarx One:
- Editor score 8.2 vs 7.2
A Java-focused, self-hosted IAST option with strong runtime context but limited breadth.
- CI/CD integration
8.2/10★★★★☆Visit Waratek -
Best forMobile teams testing real devices
- Better than Checkmarx One:
- Editor score 8.0 vs 7.2
A mobile-focused platform for testing iOS and Android apps on physical devices.
- Authenticated testing
- API testing
- CI/CD integration
8.0/10★★★★☆Visit NowSecure -
Best forTeams wanting open-source self-hosted IAST
- Better than Checkmarx One:
- Editor score 7.8 vs 7.2
A practical open-source IAST option for teams comfortable managing agents and deployment.
- API testing
7.8/10★★★★☆Visit DongTai IAST -
Best forWeb teams needing automated API security
- Better than Checkmarx One:
- Editor score 7.7 vs 7.2
A DAST-focused platform for authenticated web and API security scanning.
- API testing
7.7/10★★★★☆Visit Invicti -
Best forBudget-conscious broad AppSec teams
- Better than Checkmarx One:
- Free plan
- Editor score 7.5 vs 7.2
Broad AppSec coverage with a free entry plan, but limited fit for IAST-focused teams.
7.5/10★★★★☆Visit Aikido -
Best forCloud AppSec program consolidation
- Better than Checkmarx One:
- Editor score 7.3 vs 7.2
A cloud AppSec platform that consolidates testing, policy, reporting, and remediation workflows.
7.3/10★★★★☆Visit Black Duck -
Best forEnterprises seeking language-agnostic IAST
Language-agnostic runtime analysis for teams finding application vulnerabilities before production.
- CI/CD integration
6.9/10★★★☆☆Visit Veracode
Checkmarx One Alternatives: Common Questions
What is the best alternative to Checkmarx One?
New Relic IAST: #1 in our Interactive Application Security Testing Software ranking, with an editor score of 9.3 out of 10. Focused web IAST with exploit validation, remediation context, and CI/CD integration.
Is there a free alternative to Checkmarx One?
Yes. HCL AppScan, DongTai IAST and Aikido Security have a free plan or a free tier.
Why do people look for Checkmarx One alternatives?
Pricing requires a custom quote based on developers, applications, and usage; No permanent free Checkmarx One tier; Less direct fit for IAST or runtime testing.
How do I switch from Checkmarx One?
Export your data from Checkmarx One (most tools have an export in their settings). Sign up for the alternative; start on its free plan or trial if it has one. Import your export and set up the integrations your team relies on. Run both side by side for a short while, then cancel Checkmarx One.
How to Switch from Checkmarx One
- Export your data from Checkmarx One (most tools have an export in their settings).
- Sign up for the alternative; start on its free plan or trial if it has one.
- Import your export and set up the integrations your team relies on.
- Run both side by side for a short while, then cancel Checkmarx One.
Checkmarx One vs Each Alternative
| # | Tool | Free plan | Paid from | Deployment | API testing | Score |
|---|---|---|---|---|---|---|
| 14 | Checkmarx One | No | 7.2 | |||
| 1 | New Relic IAST | No | Saas | Yes | 9.3 | |
| 2 | Datadog Runtime Code Analysis (IAST) | No | $20/unit/mo | Saas | 9.1 | |
| 3 | HCL AppScan | Yes | Hybrid | Yes | 9.0 | |
| 4 | Black Duck Seeker | Self-hosted | Yes | 8.8 | ||
| 5 | Contrast Assess | Hybrid | Yes | 8.7 | ||
| 6 | Acunetix | Hybrid | Yes | 8.6 | ||
| 7 | OpenText Fortify on Demand | Saas | Yes | 8.5 | ||
| 8 | Waratek IAST | No | Hybrid | 8.2 | ||
| 9 | NowSecure Platform | Saas | Yes | 8.0 | ||
| 10 | DongTai IAST | Free | Hybrid | Yes | 7.8 | |
| 11 | Invicti | No | $500/unit usage-based | Yes | 7.7 | |
| 12 | Aikido Security | Yes | 7.5 | |||
| 13 | Black Duck Polaris | 7.3 | ||||
| 14 | Veracode Interactive Analysis | No | Saas | 6.9 |
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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