
Completed
Posted
Paid on delivery
I want to keep using the open-source Kliqqi-CMS ([login to view URL]) on a typical shared Linux host that now runs PHP 8.3. The current installer throws compatibility errors and the site breaks as soon as I switch the server to any 8.x build. Your job is to revise the core code so the installer runs cleanly and the application works end-to-end under PHP 8.3 without requiring shell access or exotic extensions—just the standard modules normally available on cPanel or Plesk hosting. Once finished, a fresh install should complete in the usual few-step browser wizard and the site must operate normally. In particular, I need to confirm: • visitors can register, log in and recover passwords • social bookmarking, voting and commenting behave exactly as before • the admin panel loads all sections, saves settings and manages users/posts error-free No custom hacks or third-party plugins are present, so you can work directly from the public repo. Please return the updated source, a concise change log and a short “plain English” guide that walks through the successful installation on an 8.3 server. If you use automated tests or CI to prove compatibility, even better. I’m ready to test immediately and will approve the milestone once I can complete a fresh install and see the three core areas above functioning on my host.
Project ID: 40705919
47 proposals
Remote project
Active 5 days ago
Set your budget and timeframe
Get paid for your work
Outline your proposal
It's free to sign up and bid on jobs

Hi there, I can help you get your Kliqqi CMS up and running smoothly on PHP 8.3 without any compatibility issues. I'll revise the core code to eliminate errors during installation on a standard shared Linux host, ensuring that all features — from user registrations to the admin panel — function perfectly after a fresh install. Once I complete the work, I will provide you with the updated source code, a concise change log, and an easy-to-follow installation guide. I’m ready to start immediately and look forward to assisting you with this upgrade. Your satisfaction is my priority and I guarantee that I will deliver you a high-quality result. Regards, Ali
€10 EUR in 1 day
6.5
6.5
47 freelancers are bidding on average €41 EUR for this job

Hello, As a seasoned developer with over a decade of experience, I'm eager to take on the challenge of updating and fixing Kliqqi CMS to be PHP 8.3 compatible for you. Throughout my career, I've honed my skills in PHP and Software Development, this being paired with my vast knowledge in various web systems such as WordPress, Laravel, React and many more, gives me the unique capability to tackle complex issues just like this one. Having completed numerous upgrades and installations for existing software, I've mastered the art of troubleshooting and refactoring code. This will prove invaluable as I undertake the task of revising Kliqqi-CMS's core code to establish a seamless compatibility with PHP 8.3 for your hosting environment. Moreover, my dedication to clear communication and delivering work that meets client expectations has never wavered over the years. This project won't be an exception. Upon completion, I'll furnish you with an updated source code along with a concise change log and a detailed "plain English" guide to ensure easy installation even without much technical background from your end. Trust me to make your fresh install smooth sailing while preserving all the functionality you remember from the previous versions. Let's collaborate to breathe new life into your Kliqqi-CMS installation and ensure it keeps working better than before! Thanks!
€30 EUR in 1 day
8.6
8.6

With 5+ years of PHP development experience, I understand the challenge you're facing with the Kliqqi-CMS installer not functioning on PHP 8.3. I've successfully resolved similar compatibility issues in past projects, ensuring seamless functionality under specific PHP versions. My question for you is: Are there any additional custom features or integrations you'd like to maintain within the Kliqqi-CMS setup, apart from the core functionalities you've outlined? Regards, Yogesh Kumar
€10 EUR in 10 days
8.4
8.4

Hi, I can see the real pain here: Kliqqi isn’t just failing an installer check , it’s breaking at the exact PHP 8.3 edge where older CMS code usually leaks warnings into full site failure. I’ve worked on PHP/MySQL CMS upgrades, installer fixes, and shared-hosting compatibility, so I can revise the core code to run cleanly on standard cPanel/Plesk modules without shell access or exotic extensions. I’ll focus on making the fresh install wizard complete normally, then verify the full flow for registration, login, password recovery, bookmarking, voting, commenting, and the admin panel sections you listed. I’ll also provide a concise change log plus a plain-English install guide for PHP 8.3, and if the repo benefits from it, I can add lightweight tests to prove the compatibility path. I’ve shared an initial estimate based on your description, and once we go over a few technical or functional details, I’ll confirm the exact cost and delivery schedule. Would you like me to prioritize a clean PHP 8.3 install path first, or also harden the login/admin flows against deprecation warnings during the same pass? Looking forward to your reply so we can finalize the exact plan. Best regards, Asad
€95 EUR in 3 days
8.3
8.3

Hi there, Kliqqi CMS breaks on PHP 8.3 due to deprecated dynamic class properties, removed legacy functions, and strict typing errors inside its installer and database abstraction layer. I will refactor the core codebase so the browser setup wizard and entire application function on standard cPanel or Plesk PHP 8.3 environments. What I'll do: ✅ Patch installer routines, session handling, and database classes to eliminate fatal errors under PHP 8.3. ✅ Verify end-to-end functionality for user registration, auth recovery, voting, commenting, and admin configuration saving. ✅ Test the complete setup on a clean PHP 8.3 staging instance prior to packaging the final codebase, changelog, and guide. Skills: ✅ PHP 8.3 modernization and legacy codebase remediation ✅ cPanel / Plesk shared hosting configuration ✅ MySQL / MariaDB database abstraction fixes ✅ Microsoft® Certified: MCSA | MCSE | MCT ✅ 300+ projects delivered, 280+ five-star reviews Why me: Fast responses and revisions until the installation completes smoothly on your server. Which database engine and version is your hosting account running, and is strict SQL mode enabled? I can deliver in 1 day for 26 EUR and can start right now.
€26 EUR in 1 day
6.8
6.8

Hi, I went through your project details and understand what you're looking to achieve. I'd be interested in working with you on this. Based on the requirements you've shared, I can handle the project from start to completion while keeping the work aligned with your expectations, timeline, and desired outcome. My approach is straightforward: first, I'll make sure the requirements and expected deliverables are clear. Then I'll complete the work in structured stages, share progress along the way, incorporate your feedback, and deliver the final work after everything has been reviewed. Before we begin, I have a couple of questions about your requirements that will help me understand the scope more accurately. Feel free to message me so we can discuss the details and determine the best way to move forward. Best regards, Anum
€90 EUR in 1 day
6.6
6.6

It's clear that the compatibility issues with Kliqqi-CMS and PHP 8.3 are causing significant disruption to your site’s functionality. My extensive experience in debugging and upgrading web applications positions me well to address these challenges effectively. To ensure a smooth upgrade, I will meticulously review the core codebase for deprecated functions and incompatibilities that arise from the transition to PHP 8.3. I’ll focus on maintaining clean architecture throughout the process, ensuring that the installer runs without errors and that the application operates as intended. My approach includes implementing a test-driven strategy, which will involve setting up automated tests to validate the core features such as user registration, social interactions, and admin functionalities. Upon completion, I will provide you with the revised source code, a concise change log, and a straightforward installation guide tailored for your shared Linux environment. I am ready to start immediately and look forward to delivering a reliable solution that meets your requirements. Regards, Nabeel Abid
€22.50 EUR in 3 days
6.8
6.8

Hi, I'm Denis, a full-stack developer experienced with legacy PHP applications and migrations to newer PHP versions on shared hosting. I understand the challenge: Kliqqi CMS was built for older PHP, and PHP 8.3's strict type checking, removed deprecated functions, and language changes break the installer. Your goal is to make it work cleanly on PHP 8.3 without shell access or uncommon extensions, ensuring core features (registration, login, password recovery, voting, commenting, admin panel) function end-to-end. I've handled similar upgrades—auditing legacy code, fixing deprecated calls, resolving type issues, and testing on standard shared hosting stacks with MySQL and Apache. My approach: Run the installer locally on PHP 8.3 to identify exact errors, then systematically fix them. This typically involves updating deprecated mysql functions, fixing object handling, correcting type declarations, and ensuring database queries work. Once stable, I'll test the three critical workflows: user authentication, social features, and admin operations. I'll deliver the updated source code, a clear changelog documenting each fix, and a straightforward installation guide so you can replicate the process on your host. I'll ensure every change is PHP 8.3 compatible while maintaining backward compatibility where reasonable, verified through end-to-end testing in an environment mirroring your hosting setup. I can start immediately. Let's discuss the details. Thanks, Denis.
€8 EUR in 1 day
6.3
6.3

I can update the Kliqqi core for PHP 8.3 compatibility, fix the installer errors, and make sure registration, login/password recovery, bookmarking, voting, comments, and the admin panel work correctly on standard shared hosting without shell access or unusual extensions. I’ll work from the public repo, keep the changes clean and maintainable, and deliver the updated source, concise changelog, and a plain-English installation guide for cPanel/Plesk. I can start immediately.
€30 EUR in 1 day
6.4
6.4

Hi, I see you're looking to upgrade Kliqqi-CMS for PHP 8.3 compatibility on a shared Linux host. I have extensive experience with PHP and Linux environments, which allows me to efficiently identify and resolve compatibility issues like the ones you're facing. By revising the core code, I can ensure the installer functions smoothly and your application runs seamlessly under PHP 8.3, without needing shell access or complex configurations. Could you specify any custom modifications or plugins currently in use, so I can ensure full compatibility during the upgrade process?
€10 EUR in 7 days
5.8
5.8

As an experienced web developer with a strong proficiency in PHP and MySQL, I am confident in my ability to upgrade the open-source Kliqqi CMS for compatibility with PHP 8.3. I have a deep understanding of the codebase and I'm well-equipped to address any compatibility errors that arise during installation on a Linux host running PHP 8.x. My approach is to implement clean, efficient solutions that adhere to best practices without resorting to custom hacks or third-party plugins. This ensures that your site continues to run smoothly and that all core functionalities such as user registration, log-in, password recovery, social bookmarking, voting, commenting, and the admin panel operate seamlessly post-upgrade. To make your experience better I'm prepared to provide a clear, concise changelog documenting all the changes made and deliver a simple step by step guide detailing the successful installation for you. Furthermore, my experience includes using automated tests and CI methods which we can leverage to validate the compatibility and ensure a bug-free CMS. Responsiblecommunication, commitment to quality, and client satisfaction are values implicit in my work ethics. Partner with me today for a hassle-free transition from your current CMS build to Kliqqi-CMS on PHP 8.3 server!
€8 EUR in 1 day
6.0
6.0

Hi, I can update Kliqqi-CMS for PHP 8.3 compatibility while preserving its existing functionality and keeping the solution suitable for standard cPanel/Plesk hosting. I’ll work directly from the public repository, audit deprecated/incompatible PHP patterns, fix installer and runtime issues, and verify registration/login/password recovery, bookmarking, voting, comments, and the full admin panel. I’ll also provide the updated source, concise changelog, and a plain-English PHP 8.3 installation guide. Where practical, I’ll add compatibility tests/CI checks so future PHP upgrades are easier to validate. I can start by reproducing the current PHP 8.x failures and then work through the application systematically rather than introducing unnecessary architectural changes. Best Regards, Fizza
€17 EUR in 4 days
6.0
6.0

Hi there, I have over 10 years work experience with LIinux and server management as well as setting up CMS like these and I think I can definitely help you out. Ping me! Cheers
€50 EUR in 1 day
6.0
6.0

I've upgraded Kliqqi CMS for PHP 8.3 before, so this is right in my wheelhouse. I'll fork the repo, identify deprecated functions and type mismatches, then update the installer and core logic to pass validation. The admin panel, user flows, and social features will all work as before, just with stricter PHP 8.3 compliance. I'll test on a clean install with standard cPanel modules, validate all critical paths, and include a minimal guide for deployment. I can start immediately. Thanks, Andrii.
€19 EUR in 1 day
5.5
5.5

Hi, I'm interested in your requirements. I have good experience of web development with Google Ads API - PHP & Python We can discuss further on chat. Thanks!
€299 EUR in 7 days
5.7
5.7

Hi, I’ll make Kliqqi-CMS install and run cleanly on PHP 8.3 shared hosting, including installer fixes, PHP 8.x compatibility updates, and end-to-end checks for registration/login, voting/commenting, and the admin panel. The main technical concern is legacy PHP behavior changes breaking both the browser installer and core flows, so I’ll trace the failing paths, patch deprecated/incompatible code, and verify them on a standard cPanel/Plesk-style stack. I recently worked on updating older PHP applications to run on newer 8.x environments without shell-only dependencies. For your project, I’d begin with the installer and bootstrap errors, then validate the full site flow and package a concise change log plus plain-English install guide. Would you like the compatibility fixes kept as minimal, backward-safe changes where possible? Best regards, NexLoom
€30 EUR in 2 days
5.3
5.3

Hello, I can update Kliqqi-CMS to work with PHP 8.3 by identifying and fixing deprecated functions and syntax issues while preserving all core functionality. I’ve recently modified an older PHP application to run on PHP 8.3 without breaking features—mostly by replacing deprecated functions and adjusting error handling. The changes were minimal but critical for compatibility. I’d approach this by scanning the installer and core modules for deprecated functions, then updating them to their modern equivalents. I’ll also add strict type declarations where needed to catch potential issues early. The biggest challenge will be ensuring the admin panel and user workflows remain unchanged. The upgrade will ensure your site stays functional while avoiding future compatibility issues. I’ll provide a clear changelog and installation guide to confirm everything works as expected. Once the project is done, I’ll walk you through the changes and verify the site works before handing off the updated code. If this approach makes sense, I’d be happy to discuss the details further. Thanks, Lazar.
€8 EUR in 1 day
5.1
5.1

Kliqqi-CMS is breaking on PHP 8.3 because the core code still uses deprecated PHP functions and assumptions from earlier versions. Your installer fails and the site won't operate because of type declaration mismatches and removed features. I have 5 years of Laravel/PHP backend experience. I know exactly where PHP 8.x breaks legacy code: deprecated functions, missing type hints, and strict type behavior changes. I've migrated CMS platforms and open-source projects before. Here's my approach: I'll audit the source, fix the installer and core functionality (registration, login, admin panel, social features), test each piece on PHP 8.3, and deliver updated code with a change log and step-by-step installation guide for cPanel/Plesk. No exotic extensions—just standard hosting modules. I'll run it through automated tests to verify installer completion and end-to-end functionality before handoff. What PHP version are you currently running, and do you have the installer error messages handy? That'll help me understand the exact breakage points.
€50 EUR in 2 days
5.2
5.2

Hi, I can help get Kliqqi running cleanly on PHP 8.3 and make sure the installer, front end, and admin area work on standard shared hosting. I’ve worked on PHP CMS upgrades where older code needed compatibility fixes without changing the platform’s behavior. I’d focus on the PHP 8.3 errors first, then test the installer, registration, login, password recovery, voting, commenting, and admin flows end to end. I’ll keep the changes limited to core code, avoid any shell-only assumptions, and make sure the result works on typical cPanel or Plesk environments. Along with the updated source, I’ll provide a concise change log and a plain-English install guide for PHP 8.3. If you’re ready, I can start by reviewing the current breakpoints and patching the installer path first. Best regards, Gabriel
€250 EUR in 5 days
4.3
4.3

★•══•★ Hi client ★•══•★ I have recently solved similar PHP 8.x compatibility issues in legacy open-source applications, updating deprecated code while preserving existing functionality. I can adapt Kliqqi for PHP 8.3, fix installer/runtime errors, test registration, voting, comments, admin features and MySQL compatibility, then provide the updated source, changelog, and installation guide. Can I bring the existing codebase fully up to PHP 8.3? Best regards, Rico
€15 EUR in 1 day
3.8
3.8

The wizard is dying because Kliqqi's bundled Smarty and core installer code still use PHP 5-era constructs that PHP 8.3 has dropped outright: the each function is removed, curly-brace string offsets are removed, and old class-name constructors no longer run. On 8.x those turn into fatal Errors at the first installer step instead of warnings, which is why even switching to 8.1 kills it. I'd patch those in the public repo core first, not with overrides, then sweep registration, login, password reset, bookmarking, voting, comments, and admin save paths for the same removed calls plus PHP 8.3's dynamic-property and null-passing failures that only surface after a completed install. I'd keep everything to standard cPanel/Plesk modules and verify a browser-only fresh wizard end-to-end against your three checks, with the smoke tests wrapped in a PHP 8.3 CI pass where the repo allows it. I can send a patched installer and the first core changes first so you can run that wizard yourself at the milestone, then I'd finish the module sweep and return the updated source, change log, and plain-English install guide.
€15 EUR in 1 day
3.3
3.3

Dubrovnik, Croatia
Payment method verified
Member since Sep 26, 2024
£20-250 GBP
₹1500-12500 INR
£250-750 GBP
₹100-400 INR / hour
£250-750 GBP
₹1500-12500 INR
$2-8 USD / hour
£20-250 GBP
$250-750 USD
min ₹2500 INR / hour
$30-250 CAD
€12-18 EUR / hour
£250-750 GBP
$250-750 USD
$50-100 USD
$2-8 USD / hour
₹12500-37500 INR
₹12500-37500 INR
$30-250 USD
$30-250 USD