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WhosOff VS php eventloop

Compare WhosOff VS php eventloop and see what are their differences

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WhosOff logo WhosOff

Staff leave management software for companies of every size

php eventloop logo php eventloop

a simple non blocking and async event loop written in php
  • WhosOff WhosOff Monthly Team Calendar
    WhosOff Monthly Team Calendar //
    2026-07-07
  • WhosOff Mobile Apps
    Mobile Apps //
    2026-07-07
  • WhosOff Salary Tracking
    Salary Tracking //
    2026-07-08

WhosOff is the UK's leading online leave planner - replacing paper forms, wall planners, and tangled spreadsheets with a smart, cloud-based leave management application your whole team will actually use.

  • php eventloop Landing page
    Landing page //
    2023-07-27

WhosOff

$ Details
paid Free Trial ยฃ17.5 / Monthly (10 Users)
Platforms
Web iOS Android Mobile
Release Date
2005 May
Startup details
Country
United Kingdom
State
Kent
City
Canterbury
Founder(s)
Philip Cross, Reg Groombridge
Employees
10 - 19

php eventloop

Website
github.com
Pricing URL
-
$ Details
-
Platforms
-
Release Date
-

WhosOff features and specs

  • User-Friendly Interface
    WhosOff features a simple and intuitive interface, making it easy for users to navigate and manage leave requests without a steep learning curve.
  • Customizable Leave Types
    The platform allows organizations to define various types of leave, ensuring that all kinds of employee absences are tracked accurately.
  • Integration Capabilities
    Connect WhosOff to Microsoft Teams, Slack, Google Chat, and the tools your team already uses, so leave and overtime management happens where work happens.
  • Mobile Access
    Our mobile apps are FREE to download, and make managing your staff leave and out-of-office times on the move very simple and easy.
  • Reporting and Analytics
    Whether you're preparing for payroll, planning resource for next quarter, or investigating a pattern of absence, WhosOff's reporting suite gives you the right information at the right time.
  • Team Availability Overview
    WhosOff gives every manager a live view of the whole team's availability - preventing conflicts, closing gaps, and ensuring the right people are always available when it matters.

php eventloop features and specs

  • Simple and lightweight
    The library provides a minimalistic implementation of an event loop in PHP, making it easy to understand and integrate into small projects without heavy dependencies.
  • Educational value
    As a straightforward PHP event loop implementation, it serves as a great learning resource for developers wanting to understand how event loops and asynchronous programming concepts work under the hood in PHP.
  • Non-blocking I/O support
    The library enables non-blocking I/O operations in PHP, allowing developers to handle multiple tasks concurrently without relying on multi-threading, which PHP does not natively support well.
  • Timer and periodic task support
    It provides built-in support for timers and periodic tasks, enabling developers to schedule recurring operations or delayed execution within the event loop.
  • Pure PHP implementation
    The library is written in pure PHP without requiring external C extensions, making it portable and easy to install across different PHP environments without special compilation steps.

Possible disadvantages of php eventloop

  • Limited community and support
    The project has a very small community with minimal stars, forks, and contributors on GitHub, which means limited peer support, fewer bug reports, and potentially slower issue resolution.
  • Not production-ready
    Given its small scale and limited adoption, the library may not be battle-tested enough for production environments where reliability, performance, and stability are critical.
  • Limited features compared to alternatives
    More established PHP async libraries like ReactPHP, AmpPHP, and others offer far more comprehensive ecosystems with HTTP servers, database clients, and stream handling that this library lacks.
  • Performance limitations
    Being a pure PHP implementation without leveraging extensions like ev, libuv, or swoole, the event loop may suffer from performance bottlenecks compared to extension-backed alternatives when handling high concurrency.
  • Poor documentation
    The repository has minimal documentation and examples, making it difficult for new users to understand the full API, edge cases, and best practices for using the library effectively.

Analysis of php eventloop

Overall verdict

  • php-eventloop is a lightweight event loop implementation for PHP that provides a solid, minimalistic solution for developers wanting to implement asynchronous, non-blocking behavior without adopting a full framework like ReactPHP or Amp. It's good for learning purposes and simpler use cases, though it lacks the extensive ecosystem, tooling, and production hardening of more established async libraries.

Why this product is good

  • Lightweight and simple to understand, making it easy to integrate into small projects
  • Useful for learning how event loops work under the hood in PHP
  • Minimal dependencies compared to larger async frameworks
  • Open source and available for inspection/modification on GitHub
  • Can be a good starting point for building custom async solutions

Recommended for

  • Developers learning about event-driven programming in PHP
  • Small projects needing basic async functionality without heavy dependencies
  • Educational purposes and understanding event loop internals
  • Prototyping simple non-blocking I/O operations
  • Developers who want full control over a minimal event loop implementation

WhosOff videos

2-min Whosoff Overview

php eventloop videos

No php eventloop videos yet. You could help us improve this page by suggesting one.

Add video

Category Popularity

0-100% (relative to WhosOff and php eventloop)
HR
100 100%
0% 0
Eventloop
0 0%
100% 100
Leave Management
100 100%
0% 0
JavaScript
0 0%
100% 100

Questions & Answers

As answered by people managing WhosOff and php eventloop.

Which are the primary technologies used for building your product?

WhosOff's answer

WhosOff is built as a cloud-based Software-as-a-Service (SaaS) platform, utilising a comprehensive web portal and native iOS and Android mobile applications.

What makes your product unique?

WhosOff's answer

WhosOff stands out by combining comprehensive holiday booking, TOIL tracking, and automated sick leave management into a single cloud-based system. Unlike many competitors, it features transparent, no-commitment pricing, full-featured mobile apps, and UK-specific HR compliance, all backed by an up to 8-week free trial.

Why should a person choose your product over its competitors?

WhosOff's answer

A person or business should choose WhosOff over competitors because it offers a specialised, budget-friendly absence management system tailored to UK HR practices. It features transparent pricing starting from ยฃ1.75 per user/month, a generous 8-week free trial, and no lock-in contracts.

How would you describe the primary audience of your product?

WhosOff's answer

WhosOff's primary audience consists of growing businesses and organizations of all sizes worldwide. It is built for HR professionals, business leaders, managers, and employees who need to streamline holiday requests, sick leave, and overall absence management.

Who are some of the biggest customers of your product?

WhosOff's answer

WhosOff supports companies of all sizes, ranging from small local businesses to blue-chip corporations with over 1,000 employees. While the company primarily targets SMEs and does not publish a full directory of its corporate clients, several specific organizations use their WhosOff Leave Management Software

What's the story behind your product?

WhosOff's answer

Conceived in 2005 and launched as a free service in July 2006, WhosOff began as a simple digital calendar to streamline staff holidays. It has since evolved into a comprehensive, global cloud-based leave management platform used by organizations across 70 countries to handle complex absences, TOIL, and HR records.

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What are some alternatives?

When comparing WhosOff and php eventloop, you can also consider the following products

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

Absence - Employee vacation tracking system

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.

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

LeeveBot - Manage team leave with Slack.

Rota Horizon - Our time and attendance and evacuation management solutions can help save money and reduce risk. Know who is where, when. Never leave anyone behind