Critical Stack vs. Submariner Comparison Chart

Cloud Run is a fully-managed compute platform that lets you run your code in a container directly on top of Google's scalable infrastructure. We’ve intentionally designed Cloud Run to make developers more productive - you get to focus on writing your code, using your favorite language, and Cloud Run takes care of operating your service. Fully managed compute platform for deploying and scaling containerized applications quickly and securely. Write code your way using your favorite languages (Go, Python, Java, Ruby, Node.js, and more). Abstract away all infrastructure management for a simple developer experience. Build applications in your favorite language, with your favorite dependencies and tools, and deploy them in seconds. Cloud Run abstracts away all infrastructure management by automatically scaling up and down from zero almost instantaneously—depending on traffic. Cloud Run only charges you for the exact resources you use. Cloud Run makes app development & deployment simpler.

Kasm Workspaces streams your workplace environment directly to your web browser…on any device and from any location. Kasm uses our high-performance streaming and secure isolation technology to provide web-native Desktop as a Service (DaaS), application streaming, and secure/private web browsing. Kasm is not just a service; it is a highly configurable platform with a robust developer API and devops-enabled workflows that can be customized for your use-case, at any scale. Workspaces can be deployed in the cloud (Public or Private), on-premise (Including Air-Gapped Networks or your Homelab), or in a hybrid configuration.

Google Cloud is a cloud-based service that allows you to create anything from simple websites to complex applications for businesses of all sizes. New customers get $300 in free credits to run, test, and deploy workloads. All customers can use 25+ products for free, up to monthly usage limits. Use Google's core infrastructure, data analytics & machine learning. Secure and fully featured for all enterprises. Tap into big data to find answers faster and build better products. Grow from prototype to production to planet-scale, without having to think about capacity, reliability or performance. From virtual machines with proven price/performance advantages to a fully managed app development platform. Scalable, resilient, high performance object storage and databases for your applications. State-of-the-art software-defined networking products on Google’s private fiber network. Fully managed data warehousing, batch and stream processing, data exploration, Hadoop/Spark, and messaging.

JSCAPE by Redwood is a secure managed file transfer (MFT) solution that consolidates fragmented tools, custom scripts and siloed processes into one reliable platform. It handles any file size and any protocol — SFTP, FTP/S, HTTP/S, AS2, OFTP2, WebDAV, and more — while keeping you compliant with HIPAA, PCI DSS, SOX, GDPR and GLBA. JSCAPE delivers enterprise-grade security, backed by an unblemished track record since 1999 and active third-party certifications such as SOC 2 Type 1 and Type 2, ISO 27001, Drummond Certified™, FIPS 140-2 and 140-3 validated encryption. Low-code automation triggers and workflows have allowed 1,000+ teams in 57+ countries to orchestrate complex file transfers across any platform (Windows, Mac, Linux, Solaris) and environment (self-hosted, containerized or SaaS), without additional middleware. Additionally, 24/7/365 expert technical support with an 8-minute median response time is included in every plan. Schedule a free demo today!

ThreatLocker is a Zero Trust Platform that prevents cyber threats by blocking unknown applications, enforcing least privilege, and controlling what can run across your environment. Using Allowlisting, Ringfencing, Network Control, and more, ThreatLocker stops ransomware, zero-day attacks, and unauthorized activity before execution, rather than relying on detection after the fact. Built for modern IT and cybersecurity teams, the platform delivers centralized visibility and policy management across endpoints, users, and applications. ThreatLocker reduces attack surface, limits lateral movement, and supports compliance with detailed audit logs. With fast deployment, a large built-in application library, and streamlined approvals, organizations can strengthen security while minimizing operational overhead and maintaining business continuity.

Nexcess is a managed cloud hosting platform engineered to simplify infrastructure while delivering high performance, security, and scalability for business-critical workloads. It provides a fully integrated environment where cloud hosting, networking, compliance, application management, and automation are combined into a single platform, eliminating the need to stitch together multiple vendors or tools. It is designed to offload operational complexity, with expert teams handling orchestration, security, uptime, and system maintenance so users can focus on building and scaling their applications. It offers dedicated compute resources for predictable performance and cost control, along with fixed-cost billing that removes the unpredictability often associated with public cloud environments. Nexcess includes built-in governance and compliance features, with support for standards such as HIPAA and PCI-DSS, as well as continuous security monitoring, firewalls, and DDoS protection.

Grafana Labs delivers the leading AI-powered observability platform, built around Grafana—the world’s most widely adopted open source technology for dashboards and visualization. Recognized as a Leader in the 2026 Gartner® Magic Quadrant™ for Observability Platforms (3x) and furthest in Completeness of Vision (2025, 2026), Grafana Labs supports more than 25 million users and thousands of organizations, from startups to the Fortune 500. Grafana Cloud is the open observability cloud, built on open source, open standards, and open ecosystems. Powered by the LGTM stack—Grafana (visualization), Mimir (metrics), Loki (logs) & Tempo (traces)—it unifies telemetry in one platform for full-stack visibility across applications, infrastructure, and digital experiences. With the AI-powered Grafana Assistant and Adaptive Telemetry suite, teams detect and resolve issues faster, reduce wasteful telemetry spend, and gain real-time insights to ensure reliability. Native OTel support and 100s of integrations mean you can plug in existing tools & data sources.

Cloudflare is the foundation for your infrastructure, applications, and teams. Cloudflare secures and ensures the reliability of your external-facing resources such as websites, APIs, and applications. It protects your internal resources such as behind-the-firewall applications, teams, and devices. And it is your platform for developing globally scalable applications. Your website, APIs, and applications are your key channels for doing business with your customers and suppliers. As more and more shift online, ensuring these resources are secure, performant and reliable is a business imperative. Cloudflare for Infrastructure is a complete solution to enable this for anything connected to the Internet. Behind-the-firewall applications and devices are foundational to the work of your internal teams. The recent surge in remote work is testing the limits of many organizations’ VPN and other hardware solutions.

Jscrambler pioneered and leads the Client-Side Security Platform category. Jscrambler’s Client-Side Security Platform is powered by a Behavioral Enforcement Core that governs how application code, third-party scripts, and sensitive data behave at runtime. By enforcing software integrity and data governance directly in the browser, the platform ensures sensitive data and AI inputs are controlled according to enterprise policy at the point of creation — before they leave the client environment. Trusted by leading global retailers, airlines, financial services providers, and healthcare organizations, Jscrambler provides the visibility and enforcement organizations need to stop client-side attacks, prevent data leakage, and maintain compliance with regulations including PCI DSS, GDPR, HIPAA, CCPA, and the EU AI Act.

UTunnel provides Cloud VPN, ZTNA, and Mesh Networking solutions for secure remote access and seamless network connectivity. ACCESS GATEWAY: Our Cloud VPN as a Service offers swift deployment of Cloud or On-Premise VPN servers. It utilizes OpenVPN and IPSec protocols, enables policy-based access control, and lets you deploy a Business VPN network effortlessly. ONE-CLICK ACCESS: A Zero Trust Application Access (ZTAA) solution that simplifies secure access to internal business applications. It allows users to securely access them via web browsers without the need for a client application. MESHCONNECT: This Zero Trust Network Access (ZTNA) and mesh networking solution based on WireGuard enables granular access controls to business network resources and easy creation of secure mesh networks. SITE-TO-SITE VPN: The Access Gateway solution lets you easily set up secure Site-to-Site tunnels (IPSec) between UTunnel's VPN servers and hardware network gateways, firewalls & UTM systems.