I got an error like "EOL/Obsolete Software: Knockout.js 2.3.0 Detected." What can I do?

This means your application is running Knockout.js 2.3.0, which has reached end-of-life and no longer receives security updates. NES for Knockout.js provides a drop-in replacement to keep your application secure, compliant, and fully supported. Talk to our sales team to explore your options.

Does NES for Knockout.js help with compliance?

NES for Knockout.js helps maintain compliance by providing security patches and updates, even for older versions. Additionally, our enterprise-grade SLA stands up to HIPAA, SOC-2, PCI DSS, etc., and ensures your compliance with these standards. Many CVEs may affect Knockout.js versions like 3.5.1, 3.4.2, and 2.3.0—and we address those for you.

How does licensing work?

When you purchase Never-Ending Support, you acquire a commercial license for the support services. Our pricing model is based on the number of users who will be committing code to the project repo. Users are unnamed and transferable across team members.

How do I install NES for Knockout.js?

NES for Knockout.js is designed for easy installation as a drop-in replacement. Our installation experts are available to assist with a smooth transition.

Why do I need NES for Knockout.js?

Using unsupported versions of Knockout.js exposes your applications to security vulnerabilities and compliance risks. Upgrading can be costly and time-consuming. NES for Knockout.js allows you to stay on your current version and remain supported until you are ready to upgrade.

What Knockout.js versions does NES support?

NES for Knockout.js supports versions 3.5.1, 3.4.2, and 2.3.0. We provide ongoing support and patches to keep your applications secure.

Does HeroDevs have an SLA for NES for Knockout.js?

Yes. Our turn-around times vary based on the severity of the issue. Security-related and data corruption issues are our top priority and will be resolved immediately (same day if possible). We can provide our SLA for your team to review.

Secure drop-in replacements for Knockout.js versions 3.5.1, 3.4.2, 2.3.0

NEVER-ENDING SUPPORT FOR
Knockout.js

Name: NES for Knockout.js
Brand: HeroDevs
Rating: 5 (30 reviews)

Legacy Knockout.js versions still function after support ends — but that's not good enough for internal SLAs, CVE disclosures, and security audits.

Never-Ending Support (NES) for Knockout.js keeps you compliant, secure, and audit-ready without an unplanned migration or risky patchwork.

Patch CVEs, Meet Internal SLAs, Pass Audits — in Minutes.

Get Pricing

Talk to our Experts

NES for Knockout.js

is a secure drop-in replacement for

Knockout.js

and takes just a few minutes to set up.

Step 1

Update your package.json

Step 2

Set up token

Step 3

Install & Run!

Version Support

HeroDevs offers support for various Knockout.js versions, including older,
End-of-Life (EOL) versions that still run critical applications.

Supported versions

3.5.1: Latest release

Supported by HeroDevs

3.4.2: Legacy 3.x release

Supported by HeroDevs

2.3.0: Legacy 2.x release

Supported by HeroDevs

What is Never-Ending Support?

Security Fixes

A new version of NES for Knockout.js will be released each time we find, validate, and fix a security issue.

Drop-In Compatibility

A direct replacement for your framework—no migrations, no rewrites, just ongoing support.

SLA Compliance

HeroDevs provides SLAs that ensure compliance by providing incident response and remediation in accordance with industry-standard regulations, including SOC 2, FedRAMP, PCI, and HIPAA.

Learn more.

Team of Experts

NES for Knockout.js is built by dedicated senior-level javascript and security engineers.

Easy to Install

Our simple drop-in replacement means all you have to do is change your npm and rebuild your project. No code changes or find & replace required.

Intellectual Property Protection

NES for Knockout.js is not only secure; HeroDevs also offers enterprise-level protection for all products.

Learn more.

Why HeroDevs?

We Partner with Open Source Maintainers

We have a long history of partnering with open source maintainers and community to ensure our products fit the highest standards of open source security. Our partnerships span across some of the most important and prolific open source libraries used in the past and today including partnerships with The OpenJS Foundation, The Vue Foundation, the Google Angular Team, and many more.

We Give Back To Open Source

HeroDevs is deeply committed to the open-source community. We support it through sponsorships, backing core contributors, and funding events that drive the ecosystem forward. Our engagement extends beyond financial contributions, embodying a commitment to the ongoing growth and innovation of open-source software. This holistic support ensures the vitality of the open-source movement, fostering an environment of collaboration and advancement.

Support

Frequently Asked Questions

Below are common questions our customers have. Of course, we’re happy to meet with you and answer these and other questions you might have.

Related Products

If you're leveraging this technology, chances are you're also using complementary systems that face similar end-of-life (EOL) challenges.

Explore our related NES products that offer proactive, comprehensive support for your entire tech stack to ensure continuity, security, and innovation across all your essential technologies.

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