Never-Ending Support for .NET version 6
.NET NES
Never-Ending Support (NES) for .NET from HeroDevs means you can stay secure, compatible, and compliant letting you focus on migrating when you are ready.
.NET NES is a secure drop-in replacement for .NET version 6 designed to install with minimal effort and time
CVE Protection
Address Vulnerabilities Before They Impact Your Applications
Securing .NET is essential for maintaining the safety of your .NET applications. We recommend regularly updating your .NET environment to benefit from the latest security patches.
At HeroDevs, we stay ahead of critical vulnerabilities in the .NET ecosystem, protecting your applications from threats before they escalate. With .NET NES, you’ll benefit from:
At HeroDevs, we stay ahead of critical vulnerabilities in the .NET ecosystem, protecting your applications from threats before they escalate. With .NET NES, you’ll benefit from:
Regular updates addressing critical security vulnerabilities
Coverage for hidden vulnerabilities identified
Continuous security assurance for long-term projects
For detailed information on how we address these vulnerabilities and our ongoing efforts to secure .NET projects
What is Never-Ending Support?
Security Fixes
A new version of .NET NES will be released each time we find, validate, and fix a security issue.
Compatibility Fixes
.NET NES is guaranteed to continue running in the latest versions of the most popular browsers: Chrome, Safari, Edge, and Firefox.
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
.NET NES is built and maintained by core team members of .NET to ensure the same excellent quality of support you expect.
Easy to Install
Our simple drop-in replacement means all you have to do is change your package.json and rebuild your project. No code changes or find & replace required.
Intellectual Property Protection
.NET NES is not only secure; HeroDevs also offers enterprise-level protection for all products.
Learn moreKeep Support for The Libraries You Depend On
With .NET NES you'll receive extended support for key components that power your .NET applications. Vulnerabilities discovered in these components will be patched and released.
.NET NES includes continued support for these .NET components:
.NET NES includes continued support for these .NET components:
A secure .NET Runtime to run your .NET applications.
Entity Framework to easily work with databases.
The.NET SDK to build and maintain .NET applications.
Windows Presentation Foundation (WPF) for programmatic UI development.
ASP.NET to power your .NET web apps.
WinForms for XAML-based UI development.
WinForms for XAML-based UI development.
Additional UI library support is planned.
Want to learn more?
Talk to Our Experts
The Problem We Solve
80%
of Fortune 500 companies rely on .NET to power mission-critical systems, but unsupported versions pose severe risks. EOL .NET versions expose businesses to security vulnerabilities, compliance gaps, and expensive, disruptive migrations.
HeroDevs’ .NET Never-Ending Support (NES) provides proactive security patches, compliance guarantees, and seamless long-term support for EOL .NET versions. Our drop-in solution keeps your systems secure and operational, so you control when—and how—to modernize, without costly downtime or risks.Let HeroDevs secure your legacy .NET systems, ensuring your business remains compliant and protected.
Future-Proof Your .NET Applications Without Disruption
Upgrading to the latest .NET versions often introduces breaking changes that require significant code refactoring and deep analysis, disrupting workflows and delaying critical projects.
From shifting C# syntax to deprecated libraries and altered APIs, modern updates can create compatibility headaches for legacy applications. HeroDevs keeps your .NET systems secure, compliant, and compatible—eliminating disruption so you can focus on innovation, not upgrades.
From shifting C# syntax to deprecated libraries and altered APIs, modern updates can create compatibility headaches for legacy applications. HeroDevs keeps your .NET systems secure, compliant, and compatible—eliminating disruption so you can focus on innovation, not upgrades.
Avoid the .NET Upgrade Cycle
Stay Secure and Stable with HeroDevs
For customers on .NET 4.x, the 3-year lifecycle of modern .NET LTS versions presents challenges to adopting recent versions of .NET, with their significant performance improvements, additional features, and scalability enhancements. HD's .NET NES allows customers on .NET 4.x to move to a modern .NET LTS version and leverage the latest enhancements with more time to plan upgrades between .NET LTS versions.
HeroDevs' .NET Never-Ending Support (NES) allows enterprises to move to modern .NET with assurance of longer support window, more time to plan upgrades between .NET LTS versions ensures your existing .NET 4.x applications remain secure, compliant, and fully operational. Stay protected, plan migrations on your timeline, and focus on delivering value without the constant pressure to keep up with .NET’s evolving release cycle.
HeroDevs' .NET Never-Ending Support (NES) allows enterprises to move to modern .NET with assurance of longer support window, more time to plan upgrades between .NET LTS versions ensures your existing .NET 4.x applications remain secure, compliant, and fully operational. Stay protected, plan migrations on your timeline, and focus on delivering value without the constant pressure to keep up with .NET’s evolving release cycle.
Why HeroDevs?
Trust the Experts Who Know .NET Best
.NET experts ensure .NET NES is the same quality you have come to expect when using .NET open source projects.
We specifically design our .NET NES product to work seamlessly and is as dependable as the original .NET projects you built your applications on.
We Give Back To Open Source
HeroDevs is deeply committed to the open-source community. We supported 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.
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.
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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Leaping over technology stacks in a single bound!
Defeat Your Technical Villains
Whether it's continuous support through our Never-Ending Support (NES) library or our unparalleled professional services to get you migrated and moving forward, HeroDevs is to the rescue!
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Got questions about Never-Ending Support for your open-source library? We're here to help!
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