Web application prototype jobs

I'm looking for a skilled developer who can create a custom WordPress plugin tailored to my needs. - The plugin shou...also need to integrate with a chat plugin Note: - The code base for 3D viewer is complete. - We have implemented a prototype in another project as a plugin and with the integration - We need to improve the implementation or redo it, with the integration of a chat plugin - Need short code for any page integration. The ideal candidate should have: - Profound experience in WordPress plugin development - Specific experience in creating 3D model viewers, and understand 3D rendering - Proficiency with the file formats specified - Strong understanding of user experience and interaction design Please share your past projects and experience in yo...

Seeking a Drupal maestro who can seamlessly integrate Printful to my currently running Drupal platform. The goal is a complete functionality with product synchronization, order automation, and real-time shipping rates. As I already have a Printful account, you'll be tasked with connecting the existing account with the Drupal platform. The integration will play a crucial role in streamlining my business operations, so attention to detail, precision, and expertise in both Drupal and API integrations are paramount. Preferred skills: - Solid grasp of Drupal CMS - Proven experience in API integrations (preferably Printful) - Detail-oriented approach - Knowledgeable in eCommerce operations and logistics - Exceptional problem-solving abilities.

I need designs created from a mobile application i am building. The app allows music fans to upload and share videos they have recorded at gigs. The app will have 2 main users groups: - Artists: They will use the app to discover content recorded at their shows - Fans: They will use the app to upload content recorded at gigs and build a cool profile showing all the gigs they've attended I am already building the back and frontend of the application, and so have a good idea of what users will do on the app. I also already have wireframes which outline the main pages and flows i had in mind. What i need from a freelancer is the following: 1. Understand my application and the user journeys of both music artists and fans 2. Review my wireframes and make any ammenda...

...hand drawn or actual cardboard. **Responsibilities:** 1. **Conceptualization:** Develop creative and imaginative cardboard craft ideas that are suitable for young children and comply with given design constraints. 2. **Documentation:** Provide clear, step-by-step instructions for each project, including detailed diagrams and photos to ensure ease of understanding and completion. 3. **Prototype Testing:** Create prototypes to validate design feasibility and ensure all projects are Attached is a booklet that shows you the limitations of actions and joining techniques allowed in this project. Additional techniques can be added upon approval. The current list of items used is cardboard craft knife, a punch, pipe cleaners, and paper fasteners. Tape is allowed but should be...

I have an existing Laravel-based ecommerce application that requires a series of modifications and additions. Key Tasks: - **New Tables & Conditions**: I'm looking to add several new tables and conditions to the application. Skills & Experience: - **Laravel Proficiency**: I'm seeking a seasoned Laravel programmer who has extensive experience with ecommerce applications. The ideal candidate should be highly proficient in Laravel framework and comfortable creating new tables and conditions within the application. - **Database Management**: A solid grasp on database management is crucial to successfully add and integrate these new tables. Experience with MySQL or other relational databases is desirable.

I'm looking to enhance the security of an existing application by integrating Spring Security. The primary objective of this integration is to secure the API endpoints within our business application. Key Requirements: - Implement Spring Security: The main task of this project is to set up Spring Security within the existing application. This should include securing our API endpoints to ensure that only authorized users can access them. - Maintain the Existing Application: It's important that the integration is done in such a way that the existing functionalities of the application are maintained and not compromised. - Testing and Documentation: The freelancer will be expected to thoroughly test the security measures and provide clear and comp...

I need software to automate the login process of a Windows Desktop Application (fill Username & PW). For that, i'm looking for either a consultant that can recommend/evaluate existing soft- and hardware, or a skilled developer to create a software/script for the task. The desired operation is as follows: User scans a finger. Based on the result, the username/PW fields are auto-filled and submitted. A UI to add/edit/delete users is obviously needed. Ideal Skills and Experience: - Proficiency in Windows application development and/or Windows scripting. - Experience with biometric fingerprint devices. - Experience in software automation. A proof of concept for the auto-fill part has already been tested and can be provided. A fingerprint scanner is already existing, ...

Hi, I need a VPN application with V2Ray protocol. It should support VMESS and VLESS methods. The project can be developed in Swift or Objective-C or Flutter. UI Is attached to the project. Api is ready and all information and payloads related with api will provided by me. Main features: * User will connect to server using an activation code (Like: 23wsfio3592 (include digit and char)) * User can see the remain days and traffic (Like: 25 Days left, 55 GB remaining) * User can change the server to connect to different locations (Simple combo box to select server) * Server list can show the online percentage (Api will return percentage of total traffic on server) * Api will provided best server to connect (Auto connect) that will choose server automatically by fastest...

...a skilled freelancer to help me develop a web application. The project is a web based Pathalogy lab appointment booking system. In terms of the project's key functionalities, I'd like the web application to include: - User login and registration: The application should allow users to create accounts and log in. - Database integration: It is crucial for the system to store and retrieve data efficiently. - Responsive design: The application should be user-friendly and adjust well to different device screen sizes. Moreover, the application should have (CORE FEATURES OF WEBSITE):- - User Profile Dashboard: It should provide a personalized experience for users and allow them to manage their account details. - Smart Report G...

I am looking for a cybersecurity expert to conduct a thorough penetration test on my custom-built web application. The primary goal of this testing is to ensure my application is fully compliant with the regulations set by the Saudi Cyber Security Authorities. Key requirements for the project: - Conduct a comprehensive penetration testing on my web application. - Identify and exploit vulnerabilities in the current setup. - Suggest and implement measures to address any identified issues. - Ensure the application is fully compliant with the regulations set by the Saudi Cyber Security Authorities. Ideal Freelancer: - Proven track record of successful penetration testing on custom-built web applications. - Extensive experience working with reg...

More details: What platform(s) do you want the mobile application to be compatible with? Both What main functionality should the application have? It is for disabled people transportation and dining in restaurants What specific features should the application have for disabled people transportation? Wheelchair accessibility information, GPS tracking for disabled-friendly transportation, Communication with drivers and reserving and dining in restaurants friendly fir disabled people

I'm looking for a CAD designer who can create a high-fidelity 3D model for a prototype. The ideal candidate should have experience in creating detailed textures, features, and functionality in 3D models. Key Requirements: - Expertise in 3D modeling - Ability to create high-fidelity models - Good at designing automotive designs - Goods at solidworks preferably - Must be good at structuring the hinges provided in sketch - Minor visual details should be kept in mind like interior, brakes and dashboard -

I'm in urgent need of an AWS expert to deploy my entire SaaS application. Key requirements: - Deployment of the entire SaaS application, utilizing key AWS services such as EC2 instances, S3 storage, and Lambda functions. Ideal Skills and Experience: - Proficiency in AWS services and deployment strategies. - Experience with SaaS application deployment. - Ability to work under tight deadlines.

I am seeking an experienced PCB designer to create a functional prototype design of a multilayer PCB primarily composed of analog components. The main aim is to validate the functionality of the design. Key Tasks and Responsibilities: - PCB Design and testing: The prototype's design should allow for rigorous testing of its functionality. - Component selection: Predominantly analog components will be used in the design. - Creating documentation: Comprehensive documentation must be provided detailing the logic behind the selection and arrangement of components. Ideal Experience and Skills: - Previous experience in multilayer PCB projects - Confident and competent working with analog components - Proficiency in PCB design and prototyping software - Strong knowledge in tes...

I'm looking for an experienced developer to create a dynamic property search portal with Andriod and IOS mobile application / Apps. Website similar to property portal. Using laravel flexhome to customize IOS and Android application will be associated with the website. The project entails creating a seamless user experience, allowing individuals to search for real estate properties across different sectors - residential, commercial, and industrial. Below are some key requirements: - **Advanced Search Filters:** The portal should offer users advanced search filters, facilitating precise property searches. This may involve filters based on price range, location, property type, and more. - **Property Listings:** It's important for the site to have a large datab...

I require an innovative freelancer to design a minimalist side bag. The ideal candidate should be experienced in fashion design and have a keen eye for detail. Specifics of the Project: - Material: The side bag should be designed with Nylon material, ensuring ...side bag should be pouch-sized - neither too big nor too tiny. - Design: Aiming for a minimalist style for this side bag. Strive for a clean, uncomplicated aesthetic that prioritizes functionality. Ideal Skills: - Profound experience in bag design - Proficiency in working with nylon materials - An understanding of minimalist design principles You should be able to provide me with a mock-up or prototype design before the final development of the project. Apply if you have the expertise and believe in creating functiona...

I have an existing 3D OBJ file which I need to be modified to create a container. This container will ultimately be used as a prototype for manufacturing. The key task in this project is to adjust the position of a hole within the container. Key Requirements: - Modify the 3D OBJ file to create a container - Adjust the position of a hole within the container - Ensure the modified container is suitable for 3D printing The hole needs to be adjusted based on specific measurements I will provide. Your ability to accurately interpret and implement these measurements will be critical. Ideal Skills and Experience: - Proficient in 3D design and modeling - Experience working with OBJ files - Knowledge of 3D printing requirements and limitations - Previous experience creating manufacturin...

I'm in need of a skilled Java developer to create a new web application for my established business. If you're experienced in Java and have a solid track record of building web applications, I'd love to hear from you. Key requirements and responsibilities: - Develop a robust, user-friendly web application from scratch. - Ensure the application is scalable and secure. The ideal candidate should have: - Proven experience in Java development. - Strong understanding of web application development principles. - Ability to work independently and meet deadlines. This is a great opportunity for a Java developer to showcase their skills and contribute to a growing business.

I am seeking a skilled React developer with expertise in frontend development and user interface/user experience design. I need to create a web application that provides a responsive, engaging experience for young adults. Your key responsibilities in this role would include: - Creating a frontend for the web application that is interactive and user-friendly. - Developing a UI/UX design that is visually appealing to young adults and promotes ease of use. Successful freelancers must have prior experience in these areas. Please include samples of the responsive web applications you have developed that cater specifically to young adults, along with an explanation of how the frontend and UI/UX design work you performed contributed to the application'...

I'm in urgent need of a customized typing test to use in a job application process. Key requirements: - The test should last about 2 minutes. - The content should be relevant to general office tasks (word processing, data entry, etc). - I need this completed as soon as possible. Required skills: - Experience in test creation, particularly typing tests. - Understanding of job application processes and expectations. - Ability to work quickly and efficiently. Please let me know your approach to creating such a test and your availability. I'm looking forward to seeing your proposals.

I require a proficient JavaScript developer to create a unique, data-intense application. The main functionalities of the application should focus on real-time updates and data visualization. Key Responsibilities: - Development and implementation of real-time updates feature - Design and creation of a user-friendly data visualization system Required Skills and Experiences: - Extensive experience in JavaScript - Proven track record of creating applications with real-time updates - Experience in data visualization, a bonus if able to demonstrate prior work in this area. This project therefore requires someone who is knowledgeable in current JavaScript trends and has innovated within the realms of real-time updates and data visualization.

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I'm new to running projects from GitHub and need assistance. It’s a software application written in Python that I'm wrestling with. - Expert Required: The freelancer must proficiently understand Python and have extensive experience with pulling and running projects from GitHub. - Specific Tasks: Help me understand the process of running GitHub projects. The ideal freelancer will guide me through setup, installation, and execution. - Desired Experience: Experience in software development, programming in Python, and utilising GitHub effectively is key for this task. Your input will be greatly valued. Your ability to explain complex technical terms in layman's language is crucial for this job.

I have a small application that works on android, that i have created using Android studio, and i need to add an option to choose which screen to open the application I already have a drawer in place and i need to add switch to another screen if dual screen if available

The task at hand is to upgrade the PHP version of my content management system from 7.2 to 8.1. I have been using a PHP without any frameworks, and I'd like to keep it this way. I'm seeking a skilled developer well-versed in PHP and experienced in operations without frameworks. Your responsibilities will include: - Studying the existing PHP code - Carrying out the necessary modification for smooth running on PHP 8.1 without any performance degradation. - Testing and debugging post upgrade to ensure seamless system operation Please note, I need this work completed within 7 - 15 days.

We are seeking a skilled developer to create a Single Page Application (SPA) using Svelte and SvelteKit. The application will serve as a customer dashboard for viewing statistics and graphs related to IoT devices. The CSS framework to be used is Skeleton UI or a similar library to ensure a modern, clean, and well-designed interface. Project Requirements: Framework: Svelte, SvelteKit Typescript. CSS Framework: Skeleton UI or similar Functionality: Dashboard Interface: Display a list of IoT devices. Device Selection: Ability to select a device to load its statistics via API. Graphs and Data Tables: Around 10 different graphs and several data tables with pagination. Time Ranges and Filtering: Options to select time ranges and apply filters from the UI. API Integration: Fetch d...

I'm looking for a Flutter developer who can create an application that simply redirects to an existing responsive website, www.saveonrx.net. The main goal is to give this website a feel of a native mobile application, while supporting both Android and iPhone devices. Key Details: - The application should be built using Flutter. - There is no requirement for extra functionality beyond redirecting to the site. The ideal freelancer for this project should have: - Experience in developing with Flutter. - A good understanding of mobile application design. - Ability to work with provided assets, including logos and brand colors. Please share your relevant experience.

As I delve into the creation of a web application, I am seeking the support of a qualified software engineer. This individual will serve as both a programming aide and an assistant for my interviews. Key tasks include: - Programming: The successful candidate will be tasked with writing code for the web application. Given the nature of the project, proficiency in JavaScript and C# is essential. - Interview Assistant: The ideal candidate should be ready and able to assist me in technical interviews. The main purpose of the selected software engineer will be to aid in the successful development of a web application. Ideal Skills and Experience: - Proficiency in JavaScript and C# is mandatory. - The candidate should have a background in web...

I'm in need of a skilled React/ developer to work on an already designed project. The design is ready and I need someone who can hit the ground running. Key tasks include: - Integrating a payment gateway (Mercadopago) into the application. This is a crucial aspect of the project. - Working on other functionalities that might be required for the smooth running of the application. Ideal skills and experience: - Proficiency in React and is essential. - Proven experience in integrating payment gateways, especially Mercadopago, is highly desirable. - Good understanding of the nuances of user authentication and profiles would be appreciated. - E-commerce capabilities experience is a plus. Your ability to work with pre-existing designs is important, so please be ready to sh...

I'm looking to have a Solana token staking dAPP developed specifically for the web platform. The key functionalities to be included in this application are: - User Dashboard: The application should provide a user-friendly dashboard where token holders can track their staking activities, monitor rewards, and make necessary transactions. - Real-time Staking Statistics: Users should be able to view real-time statistics related to staking on the Solana blockchain. This could include information on current staking rates, total staked tokens, and historical data. The primary mode of user interaction with the dAPP will be through wallet connection. It's essential that the application allows users to connect their wallets (e.g., Metamask, Sollet) for seamle...

...displayed like Instagram's profile section in square blocks. Also add a section just like reels wherein you can showcase your process of creating a particular artwork in short video format. You can add more features as you see fit. I have provided some sample images of the type of vibe of UI that I'm looking for. Use neutral color scheme. Please select 'iPhone 15 pro max' for your screen frames and prototype device. I would need the Figma file link as your work submission on this email: reetakosta@gmail.com. The successful freelancer must be well-versed in Figma and possess a good portfolio showcasing previous UI design work, preferably within a similar realm. I wouldn't be able to pay much since this project is for my school and I'm not able to w...

I'm looking for an experienced developer who can create a web and mobile application for a community-based project. This is a multifaceted project with a variety of requirements that aim to promote user interaction and engagement within the platform. Features & Modules: - User Registration & Login: A seamless process that allows users to sign up and access the platform with ease. - Messaging System: A built-in messaging system that enables users to communicate with each other. - Forums for Discussions: A space where users can create and participate in discussions, fostering a sense of community and collaboration. Third-party Integrations: - Payment Gateway: Integration of a payment gateway to facilitate any financial transactions that take place within the pla...

I have a project that requires some assembly, which includes building a computer, constructing furniture, or creating a prototype. I need someone with excellent assembly skills and attention to detail. Key Responsibilities: - Assemble the project components accurately - Ensure the finished product is of high quality and meets the project requirements Ideal Skills and Qualifications: - Proven experience in assembly work - Attention to detail - Ability to follow instructions carefully - Good communication skills - Time management skills to ensure project completion on time Please respond with your relevant experience and provide a rough estimate of the time required to complete the project. A portfolio demonstrating your past assembly projects would be a plus.

I'm looking to configure RDP on my Windows system. The main goal is to access applications remotely. Key Requirements: - Configure RDP on a Windows OS - Provide guidance on how to access applications remotely using RDP This is a critical task for me. While I'm not certain if multi-session support is needed, your expertise in RDP and application access is crucial to my project's success. Also I am worried if configuring RDP may expose me to outer world with risk of hacking, suggest what best can be done to mitigate risk.

I am looking for a skilled software developer to create a desktop application to effectively manage my travel packages. This program should be cross-platform, operating seamlessly on both Mac and Windows. The key features I require include: - Easy package upload, to allow swift and efficient input of travel package details. - A calendar for scheduling, to organize and view package availability. - User access management capabilities, to provide different access levels for administrative tasks. Experience in designing software compatible with multiple operating systems, as well as a background in creating user-friendly interfaces is highly desirable. Knowledge of the travel industry is a bonus, but not essential. The successful freelancer will deliver a robust, fast, and intuitive s...

I'm looking for experienced React developers to enhance my social media web application. The main task will be implementing a video call and video chat feature, as part of our new feature additions initiative. Key Responsibilities: - Implementing video call and video chat services seamlessly into our existing application - Ensuring smooth video call and chat functionality, with a focus on user experience and performance Ideal Candidates should have: - Proficient skills in React and React Native - Previous experience in integrating video call/chat services in web applications - Strong understanding of UI/UX principles and performance optimization - Ability to work collaboratively in a team with other developers and designers This is a fantastic opportunit...

I'm seeking a skilled developer to create a user-friendly web application. This platform will primarily focus on information sharing. Key features and requirements: - Develop a visually appealing and intuitive web application geared towards information sharing - Ensure seamless navigation and user experience - Implement appropriate information infrastructure to support easy sharing and retrieval - Potential need for user engagement features, such as user accounts and profiles, interactive forums or chat, and social media integration to be considered Ideal candidates should have: - Proven experience in web application development, particularly in designing platforms for information sharing - Strong understanding of user experience and interf...

...List View: A straightforward list format for users who prefer simplicity. Map View: A map showing event locations, ideally covering both London and the entire UK if possible. Ideal Skills: Proficiency in web development with a strong portfolio in similar event-listing platforms. Excellent UI/UX design skills to ensure an engaging user experience. Experience with interactive maps and external booking systems. Knowledge of front-end and back-end development practices. Additional Details: I’m open to creative suggestions on making the event browsing experience more engaging. A working prototype must be developed for testing during the contest phase. AI integration to assist with customer inquiries is a plus but not mandatory. Objective: The goal is to create a full...

I’m currently seeking an experienced developer for the creation of a CRM Application based on WordPress and PHP. This comprehensive CRM system will focus mainly on the following aspects: - Contact Management: Easy setup for adding new contacts, updating existing contacts, and generally ensuring robust record-keeping for clients. - Sales Pipeline Tracking: This feature will aid in tracking the progress of deals, identifying slow points, and pushing for efficient sales funnel management. - Customer Support Ticketing: A well-organized dashboard for support tickets, helping in prompt and effective resolution of customer issues. While the main features are outlined, I’m open to discussing additional functionalities that might enhance the system’s effectiveness. Integ...

I need a realistic 3D billboard animation. It will have a voiceover with a complete video. The 3D models will be done by you. I have the storyboard and a prototype by today itself and complete delivery in 2 days. I need 4k resoution video. ONLY PLACE THE BID IF YOU CAN SHARE THE PROTOTYPE BY TODAY AND YOU HAVE WORKED ON SOMETHING SIMILAR TO THIS.

I'm in urgent need of an AWS expert to deploy my entire SaaS application. Key requirements: - Deployment of the entire SaaS application, utilizing key AWS services such as EC2 instances, S3 storage, and Lambda functions. Ideal Skills and Experience: - Proficiency in AWS services and deployment strategies. - Experience with SaaS application deployment. - Ability to work under tight deadlines.

I am in need of an experienced mobile application developer who can assist me with a trading application project. Key Requirements: - The application needs to be compatible for both iOS and Android platforms. - Proficient in delivering high-quality mobile applications with optimal user experience. This project includes three main features: - Real-time stock prices: The app should provide real-time updates for stock prices. - Portfolio management: It should assist users in managing their investment portfolios efficiently. - In-app trading: Users should be able to execute trades within the app. Additional Features: - Price alerts: The app must send out alerts about significant price changes. - News alerts: Notifications for essential financial news. - Social trading...

I'm seeking a skilled AI developer to prototype and document the technical requirements for an AI powered webapp. Key Project Details: - The primary AI functionality needed is in the area of text generation from user inputs and AI output. - Ability to build website prototype utilizing an AI API (most likely OpenAI) Ideal Skills and Experience: - Proficiency in AI development. - Experience in creating webapps or web design - Understand the technical coding languages required for this project. Please reach out if you believe you're equipped for this task in addition to a strong portfolio of similar projects to demonstrate your capabilities.

As an existing business with a fully developed product in the market, I am seeking a skilled UI/UX designer to enhance both the visual design and user experience of our digital offering. Key Requirements: - Revamp the visual design while maintaining brand coherence - Improve user experience to increase customer engagement - Incorporate the latest UI/UX trends and best practices - Provide suggestions for enhancing usability and accessibility - Create wireframes and prototypes for new design concepts The ideal candidate should have a strong portfolio of UI/UX work for existing businesses, demonstrating an ability to blend visual design and user experience seamlessly. Experience in a similar industry would be advantageous.

I'm in need of an experienced freelancer to help me develop a prototype. The main goal of the project is to improve transaction management, focusing on data integrity particularly, using Spring and Hibernate with Oracle Database. Key Tasks: - Help build a prototype emphasizing data integrity in transaction management spanning multiple databases. - Ensure that all database operations are handled in an atomic manner. Ideal Skills and Experience: - Proficiency with Spring, Hibernate, Narayana JTA, and Oracle database integration. - Solid understanding of transaction management, with a specific focus on data integrity. - Experience with building prototypes and handling complex queries and procedures for database interaction. - Ability to ensure database operations across ...

...of the organization and its target audience: Dusty Slate Consulting is a consulting firm that specializes in, Prototype Development, Secure software concepts. Business process optimizations, Security Analysis, penetration testing, and custom application development. We also specialize in systems integration and robotic process automation. If you have an idea that you cannot get made, we can make it happen. My target audience are companies that have ideas but lack the inventive resources to make the ideas happen, as well as small time inventors that need a leg up in getting a prototype built, or help getting it manufactured. Industry Software Development Software Security Prototype Development Patent Assistance Electronics References - startup phases st...

I need an example of how to set up React with a Python backend executing locally inside of an Electron environment. We will be using it to parse local files from the file system and perform analysis. The method of interacting with Python should be the most simple, but is up to you. We will provide a Github repository for work upon selection. This should take 10 hours or less, it is a s...need an example of how to set up React with a Python backend executing locally inside of an Electron environment. We will be using it to parse local files from the file system and perform analysis. The method of interacting with Python should be the most simple, but is up to you. We will provide a Github repository for work upon selection. This should take 10 hours or less, it is a simple prot...

We are seeking a skilled individual who is proficient in using the Google Play Console to publish apps. As our app developer, you will be responsible for uploading, managing, and optimizing our app listings on the Google Play Store. Responsibilities: 1. Utilize the Google Play Console to upload new app versions, including APK files, screenshots, descriptions, and other necessary assets. 2. Ensure compliance with Google Play policies and guidelines to prevent app rejection or suspension. 3. Manage app metadata, including titles, descriptions, keywords, and categories, to optimize visibility and searchability. 4. Monitor app performance metrics, including downloads, ratings, and reviews, and implement strategies to improve user engagement and retention. 5. Collaborate with the development ...

--- Do not bid Template--- I'm seeking a Python engineer with expertise in Django and Flask to assist in building a web application. Key Requirements: - Expertise in Python, Django and Flask - Proven experience in web application development - Strong understanding of web technologies - More then 2 years experience in Web Development Your role will be to: - Develop new features and functionalities - Improve and scale the web application - Ensure the web application is secure, stable, and performant This is an exciting project, and 2 members working now. Explain about your experience and attach the links that have done.

I need a C# developer to create a desktop email marketing application. The application should integrate with Gmail, Outlook, Custom SMTP, Ses, and Email Verifier. Although I do not have a specific design or layout in mind, I would need assistance on this. Key requirements: - C# development skills - Experience with email marketing applications - Proficiency in integrating with Gmail, Outlook, Custom SMTP, Ses, and Email Verifier - Ability to design and layout the application Note: The partial application already developed , need to fix some bugs , need make Good UI software and Need to add additional features in next version. This project is not one time work, Need continuous work as a maintenance and new features addition work for version upgrades.