Software Alternatives, Accelerators & Startups

Calamari VS Apache Struts

Compare Calamari VS Apache Struts and see what are their differences

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Calamari logo Calamari

We help growing companies automate HR tasks. Time off, attendance tracking, and employee data management integrated with Slack, Microsoft365, Google Workspace and more. Excellent support included.

Apache Struts logo Apache Struts

Apache Struts is an open-source web application framework for developing Java EE web applications.
  • Calamari
    Image date //
    2025-05-26

Calamari is a comprehensive HR platform that automates HR tasks. With experience serving teams in 100+ countries, we deliver solutions for three essential HR functions:

Time Off Management: Track all absence types with custom approval workflows. Maintain accurate balances while staying compliant with local regulations. Receive notifications about upcoming leaves.

Attendance Tracking: Simplify time tracking with mobile check-ins, QR codes, and biometric integration. Generate timesheet reports and export data to your payroll system.

Employee Management: Create a single source of truth for employee data. Store documents securely and customize fields to match your needs.

Integrations: Calamari works where your team works - with native integrations for i.a. Slack, Microsoft 365 (Teams & Outlook), Google Workspace, JIRA, and mobile apps.

Security: Bank-level encryption, GDPR compliance, and role-based permissions.

Our Customer Success team ensures smooth implementation and support. Check this out https://www.calamari.io/

  • Apache Struts Landing page
    Landing page //
    2022-04-27

Calamari

$ Details
paid Free Trial $20 / Annually (Per month for 1 module, starting from 10 users)
Release Date
2018 February
Startup details
Country
Poland
State
Mazowieckie
City
Warsaw
Founder(s)
Kamil Wojewoda
Employees
20 - 49

Calamari features and specs

  • User-Friendly Interface
    Calamari provides an intuitive and easy-to-use interface that makes it simple for employees and administrators to navigate and manage attendance and leave requests.
  • Multifunctionality
    Calamari offers a wide range of functionalities, including time and attendance tracking, leave management, and integration with various HR tools and platforms, making it a comprehensive solution for workforce management.
  • Cloud-Based
    Being a cloud-based solution, Calamari allows users to access the system from any location, ensuring flexibility and continuity in managing HR tasks.
  • Integration Capabilities
    Calamari easily integrates with popular productivity tools such as Google Workspace, Slack, and Asana, which enhances its utility and fit within various organizational workflows.
  • Scalability
    The platform is designed to scale with your business, accommodating the needs of both small businesses and larger enterprises as they grow.
  • Leave Management
    Leave management, vacation, timeoff

Possible disadvantages of Calamari

  • Cost
    For smaller businesses or startups, the cost of Calamari might be considered high, especially when compared to other basic attendance and leave management solutions.
  • Learning Curve
    While the interface is user-friendly, advanced features may require some training and time for employees to fully utilize, which could be a hurdle for fast-paced environments.
  • Feature Overload
    Calamari's wide range of functionalities might be overwhelming for businesses that only need a specific subset of features, potentially leading to underutilization of the platform.
  • Dependence on Internet Connectivity
    As a cloud-based solution, its performance is dependent on internet connectivity. Any internet issues can disrupt access to the system and hinder HR processes.
  • Limited Customization
    Although Calamari offers several features, businesses with unique or highly specialized HR processes might find the customization options to be somewhat limited.

Apache Struts features and specs

  • Robust Framework
    Apache Struts is a mature and well-established framework for Java web applications, providing stable and reliable tools for enterprise-level applications.
  • MVC Architecture
    Struts adheres to the Model-View-Controller (MVC) design pattern, which separates business logic, presentation, and navigation, making code maintenance and development easier.
  • Extensive Documentation
    Struts has comprehensive documentation and a wealth of online resources, including tutorials, community forums, and user guides, which can support developers throughout their projects.
  • Rich Tag Library
    It comes with a rich set of custom tags that enhance the JSP (JavaServer Pages) to create dynamic web content easily.
  • Plugin Support
    Apache Struts supports various plugins that can extend its functionality, allowing developers to integrate additional features without much effort.

Possible disadvantages of Apache Struts

  • Steep Learning Curve
    New developers might find Struts challenging to learn due to its complexity and the need for a good understanding of the MVC architecture and Java web application development.
  • Configuration Overhead
    The framework requires extensive XML configuration, which can be cumbersome and time-consuming compared to convention-over-configuration frameworks.
  • Performance
    Struts can be slower than some newer, lighter frameworks due to its broader feature set and the overhead associated with its extensive configuration.
  • Security Vulnerabilities
    Struts has had notable security vulnerabilities in the past. Although patches and updates are available, it necessitates proactive monitoring and maintenance.
  • Outdated Compared to Modern Frameworks
    With the advent of modern frameworks like Spring MVC and JavaServer Faces, some developers consider Struts to be less up-to-date with the latest web development standards and practices.

Analysis of Calamari

Overall verdict

  • Calamari is generally considered a good option for small to medium-sized businesses seeking a reliable and efficient tool to manage employee attendance and leave. It receives positive feedback for its intuitive interface, integration capabilities, and the value it provides for its cost.

Why this product is good

  • Calamari is a user-friendly human resources management system that focuses on leave management and attendance tracking. It simplifies HR processes by offering features like automated leave requests, integration with various calendar and HR systems, and easy tracking of employee attendance through different methods such as QR codes and Beacon technology. These features help businesses streamline their HR operations, improve efficiency, and ensure compliance.

Recommended for

  • Small to medium-sized businesses
  • Companies seeking easy integration with existing HR systems
  • Organizations needing straightforward absence and attendance solutions
  • HR departments looking for a user-friendly interface

Analysis of Apache Struts

Overall verdict

  • Apache Struts is a robust framework, suitable for building Java-based web applications, but it's crucial to stay vigilant regarding security updates.

Why this product is good

  • Apache Struts is known for its MVC framework, which is useful for creating well-structured and maintainable Java applications. It provides a range of comprehensive features like a flexible tag library, integration with other Java frameworks, and a strong support community. However, it has faced some high-profile security vulnerabilities in the past, underscoring the importance of keeping the framework timely updated.

Recommended for

  • Organizations developing enterprise-level Java applications
  • Developers familiar with Java and looking for a robust MVC framework
  • Teams interested in integrating their web applications with other Java technologies

Calamari videos

Calamari and Microsoft Teams integration

More videos:

  • Review - Great Value Breaded Calamari Rings Review

Apache Struts videos

Finding and Fixing Apache Struts CVE-2017-5638 with Black Duck Hub

More videos:

  • Review - Apache Struts 2 - remote command execution
  • Review - Dark ambient drone music | Vulnerable Apache Struts installation under attack (Java, Jakarta)

Category Popularity

0-100% (relative to Calamari and Apache Struts)
HR
100 100%
0% 0
Developer Tools
0 0%
100% 100
Leave Management
100 100%
0% 0
Web Frameworks
0 0%
100% 100

Questions & Answers

As answered by people managing Calamari and Apache Struts.

Who are some of the biggest customers of your product?

How would you describe the primary audience of your product?

Calamari's answer

Small and medium businesses all over the world

User comments

Share your experience with using Calamari and Apache Struts. For example, how are they different and which one is better?
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Reviews

These are some of the external sources and on-site user reviews we've used to compare Calamari and Apache Struts

Calamari Reviews

We have no reviews of Calamari yet.
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Apache Struts Reviews

17 Popular Java Frameworks for 2023: Pros, cons, and more
You can integrate Struts with other Java frameworks to perform tasks that arenโ€™t built into the platform. For instance, you can use the Spring plugin for dependency injection or the Hibernate plugin for object-relational mapping. Struts also allows you to use different client-side technologies such as Jakarta Server Pages to build the frontend of your application.
Source: raygun.com
10 Best Java Frameworks You Should Know
Followed by Struts Framework, the next leading framework currently being used in the IT industry is the Wicket.

Social recommendations and mentions

Based on our record, Apache Struts seems to be more popular. It has been mentiond 2 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Calamari mentions (0)

We have not tracked any mentions of Calamari yet. Tracking of Calamari recommendations started around Mar 2021.

Apache Struts mentions (2)

What are some alternatives?

When comparing Calamari and Apache Struts, you can also consider the following products

Sage HR - Sage HR is a one-stop shop for your HR management needs. Your HR - simplified!

Spring Framework - The Spring Framework provides a comprehensive programming and configuration model for modern Java-based enterprise applications - on any kind of deployment platform.

Absence - Employee vacation tracking system

Grails - An Open Source, full stack, web application framework for the JVM

TimeOffManager - TimeOffManager.com provides a fully automated online system for tracking and managing employee absence, leave, paid time-off and attendance.

Spark Mail - Spark helps you take your inbox under control. Instantly see whatโ€™s important and quickly clean up the rest. Spark for Teams allows you to create, discuss, and share email with your colleagues