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Oncallizer VS php eventloop

Compare Oncallizer VS php eventloop and see what are their differences

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Contents:
  1. ยป Base Details
  2. ยป Reviews
  3. ยป Alternatives

Oncallizer logo Oncallizer

Generate a fair on-call schedule for your residency or training program, fine-tune it by hand, and export it to Excel in minutes.

php eventloop logo php eventloop

a simple non blocking and async event loop written in php
  • Oncallizer
    Image date //
    2026-07-21
  • Oncallizer
    Image date //
    2026-07-21
  • Oncallizer
    Image date //
    2026-07-21
  • Oncallizer
    Image date //
    2026-07-21
  • Oncallizer
    Image date //
    2026-07-21

Fair on-call schedules for residency programs and staff teams. Weekend rules, per-person caps, and a fairness score โ€” then fine-tune any shift and export to Excel. Free, no signup for now!

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

Oncallizer features and specs

  • Fairness engine
    Hundreds of schedule attempts scored with Jainโ€™s fairness index
  • Custom Rules
    Weekend definitions, heavy-day weighting, per-person caps
  • Role balancing
    Weekend definitions, heavy-day weighting, per-person caps
  • Manual Editing
    Click any shift to reassign or swap it by hand
  • Excel export
    Formatted multi-sheet workbook, ready to share

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

Category Popularity

0-100% (relative to Oncallizer and php eventloop)

Oncallizer

php eventloop

Appointments and Scheduling
100 100%
Appointments and Scheduling
0% 0
Eventloop
0 0%
Eventloop
100% 100
Employee Scheduling
100 100%
Employee Scheduling
0% 0
PHP
0 0%
PHP
100% 100

Questions & Answers

As answered by people managing Oncallizer and php eventloop.

Which are the primary technologies used for building your product?

Oncallizer's answer

Next.js, React, and TypeScript, with Supabase for accounts and storage. The schedule generator runs entirely in the browser โ€” no data leaves your device unless you save to an account.

Why should a person choose your product over its competitors?

Oncallizer's answer

Most on-call tools (Amion, QGenda) are enterprise systems with sales calls, contracts, and per-seat pricing. Oncallizer is the opposite: open the site, build a fair schedule in minutes, export it to Excel โ€” And where most tools stop at โ€œfilled slotsโ€, Oncallizer shows you a fairness score you can defend when someone asks why they got three weekends.

What makes your product unique?

Oncallizer's answer

Oncallizer doesnโ€™t just fill a calendar โ€” it generates hundreds of candidate schedules and scores each one with Jainโ€™s fairness index, so the schedule you get is measurably the fairest one. Weekend load, heavy days, and per-person caps are all enforced rather than silently broken, and roles (juniors vs seniors) are each balanced against their own fair share. Itโ€™s also free to use for now with no signup โ€” the full builder runs in the browser.

What's the story behind your product?

Oncallizer's answer

Oncallizer was born from watching schedulers spend hours in spreadsheets trying to balance weekend calls by hand โ€” and still getting accused of unfairness. The fix: encode the rules people actually argue about (weekends, heavy days, caps, seniority), let an algorithm find the fairest arrangement, and show the fairness score so nobody has to take it on faith.

How would you describe the primary audience of your product?

Oncallizer's answer

Whoever owns the on-call schedule: chief residents and program coordinators at residency and training programs, ward and unit schedulers, and team leads at any organization that shares call duty and argues about weekends.

User comments

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What are some alternatives?

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

Oncall Scheduler - Fair automated scheduling with engineer self-service Control

On-Call Schedule - Quickly update your on-call schedule on Google Calendar

ShiftFlow - ShiftFlow turns scheduling chaos into profit for field service and construction. GPS time tracking, shift swap automation and labor compliance keep crews on time and costs in check. For contractors who can't afford downtime. Less admin, more profit.

Amion - Your busy schedule, simplified.

QGenda - QGenda is scheduling success. Join the over 200,000 providers, staff, and administrators who trust QGenda to optimize their scheduling processes, reduce labor expenses, and improve provider performance.

OnPage - OnPage critical alert and incident management system enables rapid resolution of critical IT, healthcare or IoT incidents through efficient communication.

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