Software Alternatives & Startups

Substly VS Cozystack

Compare Substly VS Cozystack and see what are their differences

Substly

Substly brings transparency to software costs and licenses, enhances security, and saves time & money.

Substly Landing page
Rating
5.0 · 3 reviews
Pricing
Paid Free trial €2.5 / Monthly (Essentials Plan)
Cozystack

With Cozystack, you can transform your bunch of servers into an intelligent system with a simple REST API for spawning Kubernetes clusters, Database-as-a-Service, virtual machines, load balancers, HTTP caching services, and other services with ease.

No screenshot yet
Rating
0 reviews
Pricing
Open source
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Base details

Website, pricing, platforms and company facts side by side.

Substly
Cozystack
Website substly.com cozystack.io
Pricing
Paid Free trial €2.5 / Monthly (Essentials Plan) Official pricing
Open source
Platforms
Browser
Company Startup from Sweden · 1 - 9 employees · 2021
Listed in

About Substly and Cozystack

In their own words, as submitted to SaaSHub.

Substly
Cozystack

Substly helps small and medium-sized companies reduce SaaS sprawl by providing an easily accessible overview and simplifying the processes around SaaS management. The product offers enterprise-level features at an entry-level price; this tool provides insights into SaaS usage and helps identify...

Read more about Substly

No description of Cozystack yet.

Features and specs

What each product offers, as listed by its team.

Substly 5 features
Cozystack 5 features
  • AD Integrations & Extensions
    Integrate with Google Workspace or Entra ID to frequently sync new groups, users, services, and detect usage.
  • Financial Integrations
    Integrate with accounting systems such as Xero, Quickbooks, or Fortnox to automatically sync services from your supplier's list and import financial details.
  • Software & License Management
    Substly discovers SaaS apps used across your organization via Google Workspace/Microsoft Entra ID, our browser extensions, and financial data.
  • Cost Optimization
    Sync financial data to provide visibility into actual spending data, helping you stay on track with your budget.
  • Compliance & Security
    ) Incorporate your PII register, which includes data on services and user licenses, to streamline your GDPR compliance processes.
  • Free and Open Source
    Cozystack is a fully open-source platform (under Apache 2.0 license) built on top of proven open-source technologies like Kubernetes, Talos Linux, and FluxCD, allowing users to inspect, modify, and contribute to the codebase without vendor lock-in.
  • All-in-One PaaS/IaaS Platform
    Cozystack provides a comprehensive platform that combines PaaS and IaaS capabilities, offering managed Kubernetes clusters, databases (PostgreSQL, MySQL, Redis, etc.), virtual machines, load balancers, and monitoring out of the box, reducing the need for multiple separate tools.
  • Built on Battle-Tested Technologies
    The platform leverages well-established cloud-native technologies such as Kubernetes, KubeVirt for virtualization, Kamaji for managed Kubernetes, and Cilium for networking, providing a solid and reliable foundation rather than reinventing the wheel.
  • Simplified Bare-Metal Deployment
    Cozystack is designed to be installed directly on bare-metal servers using Talos Linux, making it relatively straightforward to set up your own cloud infrastructure without needing pre-existing cloud providers or complex manual configurations.
  • GitOps-Driven and Declarative Management
    Using FluxCD and Helm charts under the hood, Cozystack follows GitOps principles, enabling declarative infrastructure management, reproducible deployments, and easy customization of platform components through a standardized workflow.

Possible disadvantages

  • Steep Learning Curve
    Cozystack requires solid knowledge of Kubernetes, Talos Linux, networking, and various cloud-native technologies. Users unfamiliar with these ecosystems may find the initial setup and ongoing management challenging.
  • Relatively Young and Small Community
    Compared to established platforms like OpenStack or major managed Kubernetes services, Cozystack has a smaller user community, which means fewer community-contributed resources, tutorials, third-party integrations, and slower issue resolution from peers.
  • Limited Enterprise Support and Ecosystem
    As a relatively new open-source project, Cozystack lacks the extensive enterprise support contracts, professional services, and partner ecosystems that more mature platforms offer, which may concern organizations requiring SLA-backed support.
  • Hardware and Infrastructure Requirements
    Cozystack is designed for bare-metal deployments and requires a minimum cluster of nodes with specific hardware capabilities (e.g., for KubeVirt virtualization), which may not be accessible or cost-effective for smaller teams or those without dedicated infrastructure.
  • Limited Documentation and Maturity
    Being a newer project, the documentation can be sparse or incomplete in certain areas, and some features may still be evolving, potentially leading to breaking changes or gaps in functionality compared to more mature alternatives.

Analysis

An editorial look at what each product does well and who it suits.

Substly
Cozystack

No analysis of Substly yet.

Overall verdict

  • Cozystack is a solid choice for teams wanting a free, open-source PaaS built on Kubernetes, Kubevirt, and Flux, offering a self-hosted alternative to public cloud platforms with strong automation and GitOps principles baked in.

Why this product is good

  • Fully open-source and free, avoiding vendor lock-in and licensing costs
  • Built on proven CNCF technologies like Kubernetes, KubeVirt, and Flux CD
  • Provides a unified platform for both containers and virtual machines
  • Enables self-service infrastructure provisioning similar to major cloud providers
  • Strong GitOps-native approach simplifies deployment consistency and rollback
  • Active development backed by a community and commercial support options
  • Reduces operational overhead by automating cluster and tenant management

Recommended for

  • Organizations wanting to build an internal private cloud platform
  • DevOps teams already invested in Kubernetes and GitOps workflows
  • Companies seeking to reduce reliance on public cloud providers
  • Managed service providers offering PaaS/IaaS to clients
  • Teams needing both VM and container workloads unified under one platform
  • Cost-conscious enterprises looking for open-source cloud infrastructure alternatives

Videos

Walkthroughs and reviews on video.

Substly 1 video + Add
Cozystack 3 videos + Add

Explainer video

Cozystack community meeting 2024-07-04

More videos

  • Review - Sunkworks - Pt. 56 (Build, Test Cozystack 0.9-pre)
  • Review - Cozystack community meeting 2024.05.09

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
Substly
Cozystack
100% 100%
0% 0%
0% 0%
100% 100%
100% 100%
0% 0%
0% 0%
100% 100%

User comments

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Reviews and articles

External articles and on-site reviews we used to compare the two products.

Substly 5.0 · 3 reviews
Cozystack no reviews yet
  • Keeping track of all subscriptions just got (much) easier
    SaaSHub review
    · Aug 2023

    We have a ton of Saas tools. Before using Substly they were scattered around. Now everything is in one place which has made it much easier for us, especially when we are off-boarding someone. Easy to overview and...

  • better control of our saas spending
    SaaSHub review
    · Apr 2023

    Overview - gather everything in one place have improved the visibility of all our subscriptions, quick implementation, improved cost control, User friendly,

  • Best way to spend money, to save money!
    SaaSHub review
    · Apr 2023

    Using Substly has given us a better understanding of how we use our SaaS-apps and improved our ability to manage software licenses, resulting in better decision-making and cost savings. Substly's overview feature has...

We have no reviews of Cozystack yet. Be the first one to post

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