Federal IT modernization is no longer optional; it’s essential. Legacy systems in federal agencies come with high maintenance costs, security vulnerabilities, and inefficiencies that hinder operations and innovation.

Facts:

• Gartner predicts 75% of new apps low-code by 2026 (up from 70% for 2025), with the market exceeding $30-44 billion. Actual adoption likely trails slightly in Q1 2026 due to enterprise rollout lags, but trends show acceleration.

• Meanwhile, the Government Accountability Office (GAO) reports that federal agencies allocate approximately 80% of their $100+ billion annual IT budgets to operating and maintaining outdated legacy systems, which hinders innovation and increases security risks. 

Low-code and no-code platforms are emerging as transformative tools to address these challenges. They enable rapid application development, reduce technical barriers, and enhance integration with legacy systems. 

These platforms allow federal agencies to modernize incrementally, minimize risks, and improve operational efficiency.

In this blog, we’ll explore:

• The current state of federal IT systems.
• How low-code platforms can reshape modernization efforts.
• Practical strategies for overcoming legacy system challenges.

So, let’s start with the challenges federal legacy systems face. 

Federal agencies face significant hurdles due to outdated IT systems, many of which are decades old. These legacy systems consume nearly 80% of the federal IT budget, leaving limited resources for innovation and modernization. 

• High maintenance costs

Legacy systems demand substantial resources to operate and maintain. 

For example, 10 critical federal systems collectively cost $337 million annually to sustain. These costs divert funding from transformative projects that could improve efficiency and service delivery.

• Security risks

Aging systems lack modern cybersecurity features, making them vulnerable to attacks. Many still operate on unsupported software, with up to 15 versions outdated. This creates compliance issues and exposes sensitive data, such as taxpayer information, to potential breaches.

• Workforce constraints

Maintaining legacy systems often requires expertise in obsolete programming languages like COBOL and Assembler. As experienced personnel retire, finding skilled replacements becomes increasingly difficult and costly.

• Operational inefficiencies

Legacy systems slow down processes and hinder the implementation of new policies. For instance, 79% of government executives report that outdated IT negatively impacts their mission. These inefficiencies also make it harder to meet evolving citizen expectations for digital services.

• Barriers to modernization

Complex dependencies and undocumented business rules make transitioning from legacy systems risky and time-consuming. Agencies often hesitate due to fears of disrupting mission-critical operations.

Addressing these challenges is not just about technology modernization, it’s about enabling federal agencies to fulfill their missions effectively in a rapidly changing digital landscape.

Low-code and no-code platforms are revolutionizing software development, making it faster, more accessible, and less reliant on traditional coding.

Low-code platforms minimize manual coding by using visual tools, drag-and-drop components, and pre-built templates. They are designed for developers and technical professionals to build scalable, enterprise-grade applications with room for customization. 

Popular platforms include ToolJet, Microsoft Power Apps, OutSystems, and Mendix.

No-code platforms eliminate coding entirely, enabling non-technical users (citizen developers) to create applications through intuitive visual interfaces. These platforms are ideal for simple workflows like automating tasks or creating forms. 

Examples include Bubble, Webflow, and Wix.

Aspect	Low-code	No-code
Target users	Developers with some coding knowledge	Non-technical users
Customization	Allows custom coding for advanced features	Limited to pre-built templates
Complexity	Suitable for complex, enterprise-grade applications	Best for simple, small-scale projects
Integration	Robust integration with legacy systems	Limited integration capabilities

1. Accelerated development: Build applications up to 10x faster than traditional methods.
2. Cost efficiency: Reduce development costs by cutting reliance on large IT teams.
3. Accessibility: Empower non-technical users to innovate.
4. Seamless Integration: Connect with existing systems effortlessly.
5. Scalability: Support business growth with flexible solutions.

The low-code/no-code market is expected to reach $65 billion by 2027, showcasing its growing adoption across industries. These platforms are transforming how federal agencies tackle modernization challenges.

Also, read our latest blog on “When and why to use low-code development.”  

Low-code and no-code platforms are game changers for federal IT modernization. They help agencies overcome legacy system challenges by speeding up development, cutting costs, and boosting agility.

These platforms use drag-and-drop tools and reusable components, allowing agencies to build and update applications rapidly. Without long development delays, you can respond quickly to changing requirements or emergencies, such as public health crises or natural disasters. 

Low-code/no-code platforms help optimize budgets by minimizing the need for specialized coding skills and large development teams. Agencies can reallocate funds from costly legacy maintenance to innovation and direct citizen services. This approach also reduces technical debt and ongoing maintenance costs.

Low-code/no-code platforms empower technical and non-technical staff to contribute to application development. This breaks down silos, enhances collaboration, and accelerates project timelines. You can involve domain experts directly in building solutions and improving alignment with mission goals.

With frequent regulatory changes, these platforms let you quickly update applications to stay compliant without costly overhauls. AI-driven features in some platforms automate policy enforcement and security checks, ensuring ongoing adherence to government standards.

Low-code platforms come with prebuilt connectors and adapters that integrate smoothly with existing mainframes and databases. This lets you modernize incrementally, extending the life of legacy infrastructure while adding new capabilities.

Modern low-code platforms embed security best practices, role-based access, encryption, and auditing. This strengthens your agency’s cybersecurity posture while accelerating modernization efforts.

By utilizing low-code and no-code platforms, federal agencies can modernize faster, reduce costs, and deliver better, more responsive services to citizens, all while maintaining security and compliance. This approach is key to transforming government IT modernization for the digital age.

Also, read “A 2026 Guide to Low code automation: features, benefits and use-cases”. 

Successfully modernizing federal IT with low-code and no-code platforms requires a strategic approach. 

Start by thoroughly evaluating your existing IT landscape. Identify which systems are critical, which processes need IT modernization, and where low-code/no-code can add the most value. This assessment helps prioritize efforts and avoid costly missteps.

Avoid big-bang overhauls that risk disrupting operations. Instead, plan a phased migration that modernizes systems incrementally. This approach allows you to test, learn, and adjust while maintaining mission-critical functions without interruption.

Help your workforce by providing training on low-code/no-code platforms. Upskilling both IT staff and citizen developers ensures smoother adoption, better collaboration, and maximizes the platform’s potential. Continuous learning also helps retain talent and build internal innovation capacity.

Partner with vendors and consultants who have proven expertise in federal IT modernization and low-code/no-code solutions. Their guidance can accelerate implementation, help navigate compliance requirements, and ensure integration with legacy systems is seamless.

By following these best practices, you’ll set your agency up for a successful, sustainable modernization journey, delivering faster, more secure, and cost-effective digital services to the public.

Also, read our blog on “Forrester Wave on Low-Code Development Platforms 2026”. 

ToolJet is an open-source, low-code, no-code platform designed for rapid app development with strong customization and integration capabilities.

Key features:

• Drag-and-drop visual builder with 60+ pre-built UI components
• AI-native development
• Connects to 80+ data sources, including PostgreSQL, MongoDB, Airtable, REST APIs, and GraphQL
• Supports custom logic with JavaScript and Python
• Enterprise-grade security: Single Sign-On (SSO), audit logs, role-based access control
• Flexible deployment: self-hosted or cloud-based options

Why it’s ideal for federal IT modernization: ToolJet’s open-source nature and robust security features make it perfect for federal agencies needing customizable, secure, and scalable solutions. Its AI-powered capabilities accelerate modernization while ensuring compliance.

Appian is a leading low-code platform widely used by USA federal agencies to build enterprise-grade applications and automate workflows.

Key features:

• Full-stack automation with AI and RPA integration
• Seamless connectivity with legacy systems and cloud platforms (AWS, Azure, Google Cloud)
• Strong compliance and security controls tailored for government use
• Rapid development with reusable components and templates

Why it’s ideal for federal IT modernization: Appian enables agencies to modernize complex legacy systems quickly while maintaining strict security and regulatory compliance.

Salesforce offers powerful low-code tools focused on customer relationship management and citizen engagement applications.

Key features:

• Intuitive drag-and-drop app builder (Lightning Platform)
• Robust data management and analytics
• An extensive ecosystem with pre-built modern government solutions
• Strong security and compliance certifications (FedRAMP, HIPAA)

Why it’s ideal for federal IT modernization: Salesforce helps agencies deliver personalized, data-driven services to citizens with rapid app development and secure cloud infrastructure.

ServiceNow is an AI, low-code platform for workflow automation and IT service management in federal agencies.

Key features:

• Visual workflow builder with drag-and-drop interface
• Integration with existing ITSM and legacy systems
• Enterprise-grade security and compliance (FedRAMP authorized)
• Scalable cloud platform supporting complex government IT modernization

Why it’s ideal for federal IT modernization: ServiceNow streamlines IT operations and automates complex workflows, improving efficiency and service delivery in government environments.

Nintex specializes in workflow automation and robotic process automation (RPA) tailored for government agencies.

Key features:

• Visual process mapping and automation tools
• FedRAMP-authorized cloud environment
• Integration with Microsoft 365, SharePoint, and other enterprise tools
• Real-time analytics and process insights

Why it’s ideal for federal IT modernization: Nintex helps agencies automate repetitive tasks securely, reduce manual errors, and accelerate digital transformation with compliance assurance.

ToolJet stands out as a robust solution tailored for USA federal agencies aiming to modernize their IT infrastructure. Here’s how it addresses critical requirements:

ToolJet empowers users to create applications using natural language prompts. By simply describing the desired application, ToolJet’s AI generates functional apps, complete with UI components, database schemas, and logic. 

This approach accelerates development, reduces the learning curve, and ensures that even non-technical stakeholders can contribute to the application development process.

ToolJet offers out-of-the-box integrations with over 60 data sources, including popular databases, APIs, and third-party services. This extensive connectivity ensures that federal agencies can modernize legacy systems by integrating them with modern tools and platforms, facilitating a smooth transition and enhancing operational efficiency.

ToolJet combines the power of AI with human oversight, allowing users to automate complex workflows while retaining control. The platform’s AI Agents can handle tasks such as data validation, report generation, and process automation, while users can intervene and adjust logic as needed. This balance ensures that automation enhances productivity without compromising on control or accuracy.

ToolJet includes a scalable, no-code database built on PostgreSQL. This integrated database allows agencies to manage data seamlessly within the platform, eliminating the need for external database management systems. Features like primary keys, foreign keys, and a spreadsheet-like interface facilitate efficient data management, ensuring data integrity and accessibility.

Security is paramount for federal agencies, and ToolJet addresses this with features like Role-Based Access Control (RBAC), Single Sign-On (SSO) support, and audit logs. Additionally, ToolJet supports air-gapped deployments, ensuring that sensitive data remains secure in environments. With compliance to standards such as SOC 2, ISO, and GDPR, ToolJet provides the necessary security assurances for federal IT modernization initiatives.

Modernizing your agency’s IT systems doesn’t have to be slow, complex, or expensive. With ToolJet, you can take control of your digital transformation using a platform that’s built for speed, security, and flexibility. 

Whether you’re integrating with legacy systems, building new apps with natural language, or balancing AI automation with human oversight, ToolJet gives you the tools to do it all for you, securely and at scale.

You don’t need to overhaul everything at once. Start small, iterate quickly, and deliver real value fast. 

The future of federal IT is agile, secure, and collaborative, and ToolJet is ready to help lead the way.

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