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We are looking for an experienced C# WPF (.NET) desktop application developer to build a modern Windows launcher for our SA:MP roleplay server, Paraiso Roleplay. This is not a website project. We need a professional Windows desktop application comparable in quality to launchers used by Italy Mafia RP, Sunset Roleplay, and other modern game launchers. A complete UI design mockup has already been created. We need someone to build the launcher from scratch. ⸻ Required Features Launcher * Professional modern UI (Dark Theme) * Smooth animations and transitions * Custom title bar * Window minimize / maximize / close * Remember username * Settings page * Launch button * Check for updates on startup * Auto-update launcher * Repair installation * Verify game files * Download missing files * GTA San Andreas auto detection * SA:MP auto detection * Change GTA installation directory * Installer ([login to view URL] or MSI) ⸻ Server Integration * Launch directly into our server * Save username locally * Live server status * Online / Offline indicator * Online player count * Server ping * Display current launcher version Server Information Server Name: Paraiso Roleplay Server: [login to view URL] Mode: SA:MP ⸻ Website Integration Website: [login to view URL] Forums: [login to view URL] Discord: [login to view URL] Store: [login to view URL] (temporary) Support: [login to view URL] Rules: [login to view URL] The launcher should be able to retrieve: * Latest news * Changelog * Announcements * Maintenance notices from our website/API (we can provide the API if necessary). ⸻ Quick Links * Discord * Forums * Store * Website * Rules * Support * GTA Folder * UCP (Coming Soon) ⸻ Future Features Please structure the project so these features can easily be added later: * Website login * Character selection * Premium account display * Admin announcements * Event countdowns * Screenshot gallery * Multiple servers ⸻ Technical Requirements * C# * .NET 8 (or latest stable) * WPF * MVVM Architecture * XAML * Visual Studio 2022+ * Git No Electron or web-based launchers. ⸻ Deliverables We require: * Full Visual Studio Solution * Complete source code * [login to view URL] * Installer ([login to view URL] or MSI) * Build instructions * Configuration files * Assets * Documentation The source code must be clean, well organized, and fully commented.
Project ID: 40561668
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Active 6 days ago
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Hi — I’ve built C# WPF MVVM desktop tools with update/patch systems and game-related launchers. You already have the UI mockups, so the real work is wiring a stable launcher core that can reliably detect GTA SA + SA:MP, manage updates, and keep installs healthy across messy user setups. My first guess would be the hardest part isn’t the UI — it’s the update/repair pipeline plus correctly resolving GTA install paths (Steam, custom directories, broken installs). I’d structure it with MVVM, a small bootstrapper EXE, and a manifest-based updater (Velopack/Squirrel style) with SHA256 file verification for repair + missing file recovery. I can start right away and align everything around your API and server integration flow so it stays extensible later.
$160 USD in 7 days
1.6
1.6
46 freelancers are bidding on average $160 USD for this job

With a strong background in C# WPF development, I understand the need to create a modern Windows launcher for the Paraiso Roleplay SA:MP server. I have successfully built similar desktop applications with custom UI designs and smooth animations, ensuring user-friendly experiences. How would you prefer the launcher to handle automatic updates and game file verifications to streamline user interactions and ensure seamless gameplay experiences? Regards, Yogesh Kumar
$120 USD in 6 days
6.6
6.6

I am excited to develop a modern Windows launcher for your SA:MP roleplay server, Paraiso Roleplay. With a focus on C# and WPF, I can create a professional dark-themed UI that meets your expectations. I will ensure features like smooth animations, a customizable title bar, and an intuitive settings page are included. The functionality to remember usernames, check for updates, and auto-update the launcher will be implemented for a seamless experience. I will also integrate live server status and various server-related features, ensuring players can easily launch directly into your server. The project will be developed using .NET 8, MVVM architecture, and Visual Studio 2022+, adhering to your technical requirements. Could you clarify the design elements you'd like from the existing launchers? What API features do you want prioritized? Are there any specific update mechanisms you prefer for the launcher? I look forward to hearing from you!
$30 USD in 13 days
4.7
4.7

Hi there, The moment I read "SAMP Paraiso Roleplay Launcher Development", I knew it was a strong match for exactly what we do best. I love turning a solid brief like yours into a polished result you’ll be proud to put your name on. From your brief I can see this involves animation — all areas we handle in-house. We specialise in .NET, C# Programming, Software Architecture, C++ Programming, which lines up directly with what you need. How we'd approach it: - Lock the concept, script and storyboard so we’re aligned before production starts - Produce the animation/edit with polished motion graphics and sound design - Two revision rounds to fine-tune pacing, on-screen text and branding - Deliver final renders in every format and aspect ratio you need I also noted you don’t need Electron or web-based launchers — that’s clear, and I’ll keep the work clean and strictly on-brief. Delivering at the scale of 7777 mode is no problem for us — we're set up for volume without dropping quality. I’ll fold in your feedback fast and keep refining until the result feels exactly right to you. If it helps, I can share a couple of relevant samples and a short plan before you decide. Looking forward to it! Best regards, FreeLancers360 Let’s connect in chat and get started — message me anytime and I’ll reply right away!
$30 USD in 5 days
3.8
3.8

Hi, I can build the Paraiso Roleplay launcher as a native C# WPF/.NET 8 desktop application with MVVM architecture, a dark modern UI matching your mockup, custom title bar, smooth transitions, settings, saved username, live server status, quick links, update checking, repair/verify tools, GTA/SA:MP detection, and an installer. I’d structure the solution cleanly so future features like login, character selection, premium display, multiple servers, admin notices, and event countdowns can be added without rewriting the launcher. For integration, I’d add configurable endpoints for news, changelog, announcements, maintenance notices, and server info, plus local configuration files for paths, versioning, and launcher settings. Question 1: Do you already have an API endpoint for news/changelog/server status, or should the launcher initially read from a simple JSON feed? Question 2: Should the auto-updater download full launcher releases only, or also game/server resource files for repair and missing-file checks? Regards, Houssame
$140 USD in 7 days
5.3
5.3

Hi There, I am excited to apply for your C# WPF desktop application project to develop a modern Windows launcher for Paraiso Roleplay. I understand the importance of creating a professional application, possessing stunning UI design, smooth animations, and various functionalities like auto-updates and server integration, ensuring a top-tier user experience. As a software developer with over 6 years of experience, I specialize in .NET, C#, WPF, and have expertise in producing high-quality software solutions using modern architectures. I am well-versed in Visual Studio and can seamlessly integrate your existing API with the launcher while maintaining a clean codebase. To view examples of my previous work, please check my portfolio: https://www.freelancer.com/u/haseebsidd07 I am committed to delivering a robust solution that meets and exceeds your expectations. Thank you for considering my proposal. Regards, Abdul Haseeb Siddiqui
$140 USD in 7 days
3.0
3.0

Hi there, Building a polished SA:MP launcher with custom WPF UI, auto-updates, game file verification, and live server status often fails on smooth animations, reliable GTA/SA:MP detection, or clean MVVM separation—leading to buggy user experiences. I’ll deliver a professional dark-themed .NET 8 WPF launcher matching your mockup, with auto-detection, repair tools, and website integration for news/status. Quick question: Do you have an existing API endpoint for server status, player count, and news, or should I help define one? Milestones: Core UI + custom title bar + animations. Game detection, settings, and file verification. Server status + launch integration. Auto-update + installer + full docs. Happy to provide a free basic WPF window PoC with animations. Let’s build this pro launcher—reply to align on details.
$159 USD in 9 days
2.9
2.9

Hello, You’re building a modern Windows launcher for SA:MP Paraiso Roleplay, not a website. I’ll develop the full WPF (.NET 8) launcher from scratch using MVVM: dark UI with custom title bar, window controls, settings, remembered username, and a Launch flow that goes straight to your server. Key parts will be real and testable: - Update check + auto-update on startup - Repair/verify game files, download missing chunks - GTA and SA:MP folder auto-detection and directory switching - Live server status (online/offline, player count, ping) and version display - Website/API fetch for news, changelog, announcements, maintenance I’ve shipped desktop apps with clean C# solutions, and I’ll keep the code organized and commented. Work can start this week and deliver a working v1 launcher in milestones. Slavko
$55 USD in 1 day
2.6
2.6

Hi, Whether it's designing a clean MVVM architecture in C# WPF, developing a modern dark-theme UI with smooth animations and a custom title bar, implementing auto-update and repair systems, integrating your server status and website API, or handling GTA and SA:MP auto detection, I have the hands-on experience needed to deliver a reliable, high-quality launcher from day one. Beyond development, I bring strong planning, communication, and project management skills, ensuring a structured workflow from reviewing your UI mockup through development, testing, packaging the installer, and documentation. I prioritize clear milestones and regular updates so you always know exactly where the project stands. My focus is on clean, well-commented, maintainable code and efficient delivery, structuring the solution so future features like website login, character selection, and multiple servers can be added later without costly rework. Performance, usability, and a smooth launch experience are treated as core requirements, not afterthoughts. Having built desktop applications on .NET across various needs, I understand how to balance functionality, performance, and user experience. My goal is to maximize the value of your investment while delivering a launcher that is stable, scalable, and ready for long-term success. Thanks, Joseph
$200 USD in 7 days
2.6
2.6

hello! i can build a modern SA:MP launcher for Paraiso Roleplay using C# WPF, .NET 8, MVVM, and XAML with a clean architecture designed for long-term expansion. the launcher will include auto-updating, file verification/repair, GTA & SA:MP auto-detection, live server status, player count, settings management, and direct server launch integration while maintaining a polished dark-theme desktop experience similar to premium RP launchers. i’ll structure the project cleanly for future features like website login, character selection, premium accounts, and multi-server support. the final delivery will include full Visual Studio solution files, installer, source code, documentation, and organized assets with maintainable MVVM architecture and Git-ready structure. i can start immediately and provide regular progress builds during development.
$155 USD in 2 days
1.0
1.0

Hi, I build production-grade desktop and backend systems in C# and Python, with solid experience in WPF, MVVM, and client apps that coordinate with live services and patching workflows. The tricky parts here are maintaining a reliable update and file verification flow without corrupting installs, keeping UI responsiveness during network and disk-heavy operations, and ensuring consistent state between launcher, local files, and server status endpoints. Handling versioning and backward compatibility as the launcher evolves will also matter. How is your update and file manifest currently defined and versioned? What are the expected latency and availability constraints for server status APIs? Do you already have constraints around installation paths and user permissions? Happy to dig in.
$135 USD in 7 days
0.0
0.0

I see you need a polished, user-friendly launcher with seamless server and website integration, much like popular SA:MP launchers. My approach is to start with your mockup, translating it into a clean WPF application using MVVM architecture for easy future updates. I’ll implement core features like auto-update, game detection, and server status retrieval, leveraging REST API calls and local storage for user preferences. With over 5 years of C# and WPF experience, I’ve built custom launchers for multiplayer servers that increased user engagement by 30%. I’ll ensure the codebase is organized, well-commented, and includes clear build instructions. Does your API for news and announcements already exist, or should I prioritize setting that up?
$140 USD in 7 days
0.0
0.0

Hi, I saw your project and think I can deliver what you need. Let's build a system so smart that your future self sends us both a thank-you note. I have read your project description. I am the one who delivers fast and quality work, and communicates until the result feels right. I am an expert with 10 years of experience in Software Architecture, Git. I have helped many clients bring ideas to life and reach their goals. You can visit my profile to check my latest work and recent reviews. Please reach out in chat so we can align on your needs and goals. Looking forward, Yuan
$120 USD in 1 day
0.0
0.0

Hello, thank you for considering my proposal. I understand the project goals and expected outcome. I will meet deadlines, keep you updated, and deliver high quality work. I am a reliable freelancer with 8+ years of experience in Software Architecture, .NET, C++ Programming, Git, working with clients on a range of projects. Visit my profile to check my latest work and read what clients say. Connect in chat to share details and I will respond with clear ideas. Thanks, Sai
$30 USD in 7 days
0.0
0.0

Hi, I can assist right away. I understand your goals and will deliver clear work on time while keeping you updated. I am a skilled freelancer with 10 years of experience in .NET, Git and I have completed similar projects. Feel free to visit my profile to check latest work and feedback from clients. Please connect in chat so we can discuss more details. Best regards, Nathan Wilkins
$250 USD in 7 days
0.0
0.0

As an accomplished software engineer and project manager, I am well-versed in constructing bespoke applications with user-friendly interfaces. My proficiency in utilizing C#, .NET, and WPF equips me to design a customized, modern Windows launcher catered specifically to your SA:MP roleplay server, Paraiso Roleplay. I've also previously built fluid UI designs with smooth animations similar to what you're seeking, and can ensure all the required features stated are adequately included. Beyond being able to build a remarkably functional and efficient launcher from scratch thoughtfully integrating with your servers' necessities like live status and server ping functions; my skills extend to website integration as well. With API incorporation capabilities, I can facilitate real-time information extraction such as news announcements or forum discussions across different platforms granting a seamless user experience. Finally, allowing for future provisions is something inherent in my application design strategy. In prior projects, I've developed scalable structures so that adding additional features like more servers, premium account display or even character selection remains smooth without inevitable conflicts.
$180 USD in 4 days
0.0
0.0

Hi! I see you're looking for a C# WPF developer to build a modern Windows launcher for your SA:MP roleplay server. The goal is a polished desktop app with updater, file verification, server integration, and a structure that supports future expansion. A launcher like this needs more than UI polish. What usually matters most is reliable update/file management, clean MVVM separation, and stable detection of GTA SA / SA:MP installations. The tricky part is keeping the app smooth and maintainable while handling patching, repair, and external data from your server/API. My approach would be to build the launcher in WPF on .NET with a clean MVVM architecture, modular services for update/download/verification logic, and a UI that matches your mockup with dark theme, custom window chrome, and transitions. I would also keep the project structured for later additions like account login, character selection, and multi-server support. Happy to review the mockup and suggest the best technical structure. Looking forward to hearing from you. Nikola
$120 USD in 2 days
0.0
0.0

GIVE ME A MOMENT TO SHOW YOU WHAT SETS ME APART. I’ve carefully read your project requirements and understand you’re looking to develop a modern Windows launcher for your SA:MP roleplay server, Paraiso Roleplay. With expertise in C# WPF (.NET), we can deliver a professional desktop application meeting the quality standards of leading game launchers like Italy Mafia RP and Sunset Roleplay. Our experience in creating smooth animations, custom UI design, and seamless user experiences aligns perfectly with your needs. We can ensure features like auto-updates, server integration, and website retrieval are efficiently implemented. Let's discuss your project further to recommend the best approach. I am confident that our team can deliver a reliable, high-quality solution tailored to your specific requirements. Regards, Nabeel Ismail
$100 USD in 7 days
0.0
0.0

Hello! - Naim is here to help you solve the issues for this project. I see you're looking for a professional, modern Windows launcher for your SA:MP Paraiso Roleplay server, with features like auto-updates, server status, and seamless integration, all built with a sleek UI. The most critical challenge is ensuring real-time server data updates and smooth user experience. I plan to implement efficient API calls and background processes to keep the launcher responsive while fetching live server info, news, and updates. My approach involves developing a clean, MVVM-structured WPF application in C# with Visual Studio 2022, ensuring modularity for future features. I will focus on a polished UI, robust server detection, and reliable update mechanisms, following your mockup and technical requirements. Looking forward to connecting and bringing your launcher to life! Best regards, Naim
$120 USD in 3 days
0.0
0.0

I can develop a modern SAMP Paraiso Roleplay launcher using C# WPF that meets your desktop application needs. I understand the importance of a user-friendly and stable launcher for your gaming community. I have solid experience building desktop applications with .NET and WPF that prioritize smooth performance and modern design principles. My approach will focus on clean code, intuitive UI, and seamless integration. I would love to chat more about your project!
$140 USD in 7 days
0.0
0.0

We've recently assisted a client with a similar project. We'll help you achieve your goal of developing a modern Windows desktop application for a roleplay server. Understanding your need for a clean, professional, and user-friendly launcher comparable to top game launchers. We specialize in C# WPF development and offer expertise in creating seamless, integrated applications. With 75+ 5-star reviews and a top 1% ranking, we guarantee exceptional quality. Would love to discuss how we can bring your project to life. Even if not satisfied, you get a free consultation anytime. Regards, Shane
$100 USD in 7 days
0.0
0.0

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