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This article discusses the development of an e-commerce website for a batik store as an effort to digitize marketing and improve operational efficiency. The study focuses on system development strategies, integration of essential features such as product catalogs, shopping carts, digital payment methods, and their impact on customer accessibility. A descriptive qualitative approach was used, employing observation, interviews with the store owner, and a literature review related to e-commerce and digital marketing for MSMEs. The analysis results show that the implementation of a web-based digital platform can expand market reach, enhance customer convenience in shopping, and support more organized and structured transaction recording. The website development was carried out using the Waterfall method to ensure a step-by-step and structured process. These findings indicate that digital transformation through an e-commerce website is a strategic solution for batik MSMEs in facing modern market challenges.

The Planning, Research, and Development Agency (BAPPELITBANG) has an important role in supporting regional development planning and evaluation. One of the main activities of this agency is the coordination of working visits with external agencies or institutions. The process of managing schedules and work visit reports is currently still carried out manually, causing obstacles such as delays in information, duplicate schedules, and lack of integration of report data. This research aims to design a web-based application that is able to manage work visit schedules in a structured manner and facilitate the creation of visit reports digitally. The method used in this study is the Waterfall system development method which includes needs analysis, system design, implementation, and testing. The results of the study show that the application is able to display the visit schedule in real time, minimize schedule conflicts, and speed up the process of preparing work visit reports. Thus, this application makes a significant contribution in increasing the effectiveness and efficiency of the work visit administration process at BAPPELITBANG.

As one of the graduation criteria at Nahdlatul Ulama University Lampung, student activity point management requires a reliable system. Currently, the manual mechanism implemented still encounters obstacles in the form of data inaccuracy and a lengthy verification process. This research aims to build a website-based Student Activity Point Information System to improve the quality of data management. Software development was carried out using the Waterfall model, starting from the analysis stage, design using UML, technical implementation (HTML, CSS, PHP, MySQL), to the functional testing stage. Through this system, students can submit activities online, while the administrator can validate and print point reports automatically. Based on the results of the Black Box test, all features in the system operate as designed. The presence of this system provides a more accurate and efficient solution, making it a credible support tool for the student affairs department. This system is expected to provide a more efficient and accurate solution in student activity point management, as well as support smooth administration and improve the quality of student affairs department services.

This research aims to design and build a letter archive information system at the KOFIPINDO Law Office to improve the effectiveness and efficiency of document management. The manual filing system that has been used so far poses various obstacles, such as search delays, the risk of losing documents, and low storage accuracy. To overcome these problems, this study applies the Waterfall System Development Life Cycle (SDLC) model in the process of designing and building the system. Web-based technologies used include PHP, HTML, CSS, Bootstrap, and MySQL. The results of the study show that the developed letter archive information system is able to simplify the process of storing, searching, and managing incoming and outgoing letters in a faster, structured, and safer manner. The implementation of this system not only improves administrative performance, but also strengthens accountability and supports the need for professional legal documentation within the KOFIPINDO Law Office. Thus, this web-based mail archive information system can be a strategic solution in modernizing legal document management.

The Family Welfare Empowerment (PKK) is a vital community organization with a significant role in addressing social issues. One such issue is the increasing number of juvenile delinquency cases in schools, which has become a major concern for both educational institutions and parents. Schools must be proactive in monitoring their students to address this problem effectively. However, traditional manual monitoring processes are inefficient and time-consuming. To overcome this, there is a need for an efficient, user-friendly, and multi-user monitoring system that enables both schools and parents to access information about their children's behavioral violations. This student violation monitoring system is designed to be web-based, utilizing UML (Unified Modeling Language) for system design and employing the Waterfall development method. The goal of this system is to provide an effective solution for managing and tracking student violations, allowing for better control and prevention of delinquent behavior within the school environment. By implementing this system, both school authorities and parents will be able to collaborate more effectively in monitoring and addressing student behavior.

Financial administration plays a crucial role in village-level governance, requiring transparency, accountability, and efficiency in the use of public funds. Currently, the Hameli Ate Village Office still relies on manual methods to manage its financial administration, including recording cash receipts and expenditures using notebooks and simple spreadsheets. This approach presents various issues, such as the risk of data loss, calculation errors, delays in report preparation, and difficulties in tracking and collecting financial transaction data. This study aims to develop a web-based financial administration information system to assist village officials in managing financial data more effectively, efficiently, and in an integrated manner. The methods applied include observation, interviews, and document collection to understand system requirements, while the system development process is implemented using the Waterfall model, which consists of the stages of analysis, design, implementation, testing, and maintenance. The system was built using the PHP programming language and a MySQL database and is designed to generate financial reports automatically and in real time. The testing results show that the system can handle income and expenditure data more quickly, accurately, and in a user-friendly manner. With the implementation of this information system, the financial administration process at the Hameli Ate Village Office becomes more transparent, accountable, and facilitates data-driven decision-making.

Administrative services for civil servants (ASN) play a crucial role in ensuring the rights and obligations of government employees. One of these services is the submission process for the Wife Card (KARIS) and Husband Card (KARSU), which serve as official proof of marital status for civil servants. At the BKPSDM of Sumba Barat Daya, the current submission process for KARIS and KARSU is still carried out manually by filling out paper forms and attaching physical documents. This manual method is time-consuming, prone to data errors, and complicates the monitoring process. Therefore, this study aims to develop a digital information system to simplify the submission, verification, and issuance process of KARIS and KARSU online. This research applies a Research and Development (R&D) approach using the Waterfall model, consisting of requirement analysis, system design, implementation, testing, and evaluation stages. The system is developed using the Python (Streamlit) programming framework and a SQLite3 database, designed to be easily accessible to both ASN users and BKPSDM officers through local networks or the internet. The results show that the developed system successfully reduces processing time by up to 60%, improves data accuracy by 90%, and significantly decreases the use of physical documents. The implementation of this digital information system makes the KARIS and KARSU administrative service more efficient, transparent, and accountable, supporting the ongoing digital transformation within the local government of Sumba Barat Daya Regency.

The Watu Kawula Health Center is one of the first level health service facilities that has an important role in providing health services to the community. However, in the implementation of administration, various obstacles are still found such as manual patient data recording, slow service data collection process, and difficulties in reporting and searching data. To overcome these problems, a computerized administrative information system is needed to improve efficiency and accuracy in data management.This research aims to design and build an integrated administrative information system at the Watu Kawula Health Center. The system development method used is the Waterfall model, which includes the stages of needs analysis, system design, implementation, testing, and maintenance. The system is designed using the MySQL database and PHP programming language, and is accessed through a web-based interface.The results of the development of the system show that this administrative information system is able to speed up the process of recording patient data, medical services, and making routine reports. In addition, the system also makes it easier for administrative officers to manage information in a structured and systematic manner. With this system, it is hoped that administrative services at the Watu Kawula Health Center can run more effectively and efficiently.

Kadi Pada Village is one of the villages that still manages population data manually, which often causes difficulties in recording, searching, and reporting population data. The manual process is also prone to input errors, data duplication, and lost documents. Therefore, a web-based information system is needed that can help village officials manage population data more effectively and efficiently. This study aims to design and build a web-based population data processing system that can be used by village officials to record, update, and present population data digitally. The methodology used in developing this system is the waterfall method, which includes the stages of needs analysis, system design, implementation, and testing. The technologies used include HTML, CSS, PHP, and MySQL as databases. The result of this design is an information system that has main features such as population data management, family data management (Family Card), recording population mutations (birth, moving, death), and making reports in digital format. With this system, it is hoped that the population administration process in Kadi Village will be faster, more accurate, and more organized.

This study aims to develop a web-based Virtual Assistant to improve the efficiency of academic information services at SMA Negeri 1 Parittiga. The research was motivated by the delays and inaccuracies in information delivery caused by the manual system still used in the school. The system development was carried out using the Research and Development approach with the Waterfall model, which includes the stages of needs analysis, design, implementation, and evaluation. The main technologies used are Natural Language Processing (NLP) and the Long Short-Term Memory (LSTM) machine learning algorithm, which allow the assistant to understand and respond to user questions in natural language in a contextual way. The system architecture uses Flask as the backend, Vue.js as the frontend, and Laravel for administrative data management. The testing results show that the system has an accuracy level of 88.4% in providing correct answers and a user satisfaction level of 92%, surpassing the target success rate of 80%. These findings prove that integrating NLP and LSTM can enhance the system's ability to understand conversational context and speed up the distribution of academic information. The study concludes that a web-based Virtual Assistant is an effective solution for the digitalization of school information services and has the potential to support the implementation of artificial intelligence technology in secondary education in Indonesia.

This research aims to determine the influence of tourist attractions, social media, and values on the interest in visiting the Cunca Wulang waterfall tourist village in West Manggarai Regency. This research uses a quantitative research method. The population in this study consists of all tourists who have ever visited the Cunca Wulang Waterfall Tourism Village in West Manggarai Regency. The sample in this study consists of 100 respondents. The sampling technique used in this study is purposive sampling, a sampling method based on the researcher's considerations, which is then processed using SPSS. The data collection technique in this study uses a questionnaire. The instrument testing technique in this study uses validity and reliability. And the data analysis technique in this research uses descriptive analysis, classical assumptions, multiple linear regression, coefficient of determination, and hypothesis testing. The results of this study are as follows. Based on the F-test results, an F value of 125.691 was obtained with a significance level of 0.000. This significance value is smaller than the 0.05 significance level, so it can be concluded that the regression model used in this study is statistically significant. In other words, simultaneously, the independent variables consisting of Value, Tourist Attraction, and Social Media significantly influence the dependent variable, which is the Interest in Visiting the Cunca Wulang Waterfall Tourism Village in Manggarai Barat Regency

The development of embedded sistem technology is now widely used to support automatic environmental data recording processes, such as temperature, humidity, and air pressure. However, most existing weather data loggers still operate independently and are not directly connected to a computer. As a result, data collection and processing must be done manually, which is less efficient and prone to data loss. The main problem in this research is the lack of integration between microcontroller-based data loggers and simple computer operating sistems such as the Disk Operating Sistem (DOS), making it difficult to automatically store and access recorded data. This study aims to develop an embedded weather data logger sistem based on the AVR microcontroller integrated with DOS. The development process uses the waterfall model, consisting of sistem planning, requirement analysis, sistem design, coding, testing, and implementation. The designed sistem records weather parameters in real time and stores them in a file format that can be directly read by DOS without requiring additional conversion processes. The test results show that the sistem runs stably, records data accurately, and can be easily accessed through a computer. Integration with DOS allows data storage and retrieval processes to be faster and more efficient. Therefore, this sistem provides a practical solution for automatic weather monitoring that is reliable, time-saving, and easy to use in various environmental conditions.

The development of generative artificial intelligence has opened opportunities for strengthening Islamic legal learning through a digital forum that remains connected to authoritative textual references. This study aims to design and build a web-based bahtsul masail discussion system using a multi-agent AI architecture and the Retrieval-Augmented Generation (RAG) method. The proposed system simulates the deliberative roles commonly found in pesantren-based Islamic legal discussion, namely Moderator, Mubahits, Mu'aridh, and Mushahih. The research applies a Research and Development approach with the Waterfall model, covering requirement analysis, interface design, multi-agent workflow design, implementation, functional testing, and evaluation. RAG is implemented by allowing users to upload PDF documents of kitab kuning and assign the documents to particular agent roles. The uploaded texts are then used as contextual grounding so that each agent can formulate arguments, rebuttals, and final decisions based on traceable references rather than unsupported model memory. The application is implemented using HTML, CSS, and JavaScript on the front end, while the AI reasoning process is orchestrated through an API-based large language model. Functional testing shows that the system can complete five sequential stages of bahtsul masail, display role-based responses, manage uploaded references, and present discussion history. The main contribution of this study is a system design that combines pesantren deliberation procedures with AI-based retrieval support to provide an interactive learning medium for Islamic law, while emphasizing that the final authority of legal validation remains with qualified scholars

This study aims to design and develop a web-based Asset and Goods Management Information System (SIPAB) implemented at Universitas STEKOM, Kendal Campus. The primary issue in asset management at this institution lies in the continued use of conventional tools such as Microsoft Excel and Word, which are prone to errors and inefficiency in reporting and monitoring. The research method used is Research and Development (R&D) with the Waterfall development model. Data collection techniques include observation, interviews, and literature study. The result of this research is a web-based system comprising modules for asset data, maintenance, disposal, and reports accessible internally. The system is expected to improve the efficiency, accuracy, and security of campus asset management.

Attendance is an essential component of school management that serves as both proof of presence and a basis for evaluating the discipline of teachers, students, and staff. The manual attendance system that is still widely used often leads to several issues, such as delayed data recapitulation, potential attendance manipulation, and low recording accuracy. This study aims to design and develop a web-based attendance application at SD Negeri 19 Pasar Cubadak by integrating geolocation, timestamp, and face recognition features as attendance validation tools. The research method employed is the Research and Development (R&D) approach using the Waterfall software development model, which includes the stages of requirements analysis, system design, implementation, and testing. The application was developed using the Laravel framework with PHP and JavaScript programming languages and a MySQL database. The results show that the web-based attendance application can record attendance in real-time, automatically validate user location and identity, and generate accurate and transparent attendance reports. The User Acceptance Test (UAT) results indicate that the system is user-friendly, improves recapitulation efficiency, and assists the principal in objectively monitoring school members’ discipline. Therefore, this application is expected to serve as a modern solution to enhance the effectiveness of attendance administration in primary education environments.

This research start with the service quality problem regarding those who wish to visit again. This research employed a descriptive research design using quantitative data. This research used both primary and secondary data sources. Tourists at the Nyarai Lubuk Alung Waterfall tourist attraction make up the research population. Using non-probability sampling techniques, the research sample consisted of 276 consumers. Purposive sampling research is the type that is carried out. A Likert scale questionnaire that has gone through validity and reliability testing is used as a collection for data tool and then processed with SPSS 25.00. The results of this research shown that service quality is in the quite agree category, namely 51.81%. Furthermore, the variable desire to visit again is in the agreed category, namely 35.51%. The impact of service quality (X) influences the desire to visit again (Y), with a score of 11.1% and 88.9% influenced by other factors. Additionally, the results of the multiple linear regression analysis yielded a t value of 0.450 with sig. 0.000 < 0.05 and a calculated F value of 1.203 with sig. 0.000 < 0.05, indicating a significant effect of the service quality variable on the desire to return.

The research aims to develop a system for Zhafirah Cosmetics Store to address operational issues such as manual transaction recording, lack of transaction receipts, and time-consuming documentation processes. A desktop-based sales and purchase information system was developed using a descriptive research method, with data collected through observation and interviews, system analysis conducted using the PIECES framework, and system development following the waterfall model. The implementation results show that the system effectively accelerates transaction recording, minimizes input errors, and generates accurate and efficient reports. It also simplifies the management of product, supplier, and transaction data, thereby supporting managerial decision-making. System testing was conducted using Black Box Testing and User Acceptance Testing (UAT), with UAT results showing an average score of 88.67%, categorized as “Very Good,” indicating strong user acceptance. The implication of this research is an improvement in operational effectiveness and a reduction in data loss risk through the digitization of the store’s business processes.

The Web-Based Academic Service Management Information System at SMA Negeri 2 Kodi Utara was developed to improve the effectiveness and efficiency of academic data management at the school. Currently, academic data management, including grade input, class schedules, teacher information, and academic reports, is still done manually, often causing delays and potential errors in recording. This study aims to design and create a web-based information system that can assist educational institutions in managing academic services in an integrated and real-time manner. The software development method used is the Waterfall model, which includes the phases of needs analysis, system design, implementation, testing, and maintenance. The programming language used is PHP with a MySQL database system. The result of this study is an academic management information system that can facilitate various academic activities, such as managing student data, teacher data, grades, class schedules, and academic reports. This system also makes it easier for teachers to input grades and provides fast and accurate access to academic information for students and the principal. With this system, the academic administration process at SMA Negeri 2 Kodi Utara becomes more organized, efficient, and transparent.

This study aims to design and develop a web-based information system for managing socialization services at the Regional Disaster Management Agency (BPBD) of Banyuwangi Regency. The existing problem is that socialization data management is still carried out using Google Forms and Google Sheets separately, which causes difficulties in integration, monitoring, and reporting activities. This study uses the Research and Development (R&D) method with the Waterfall software development model which includes the stages of needs analysis, design, implementation, testing, and system maintenance. The results show that the developed web-based information system allows input, storage, and presentation of socialization activity data in real-time in one integrated dashboard. This system can simplify the process of monitoring, evaluation, and preparation of activity reports, while increasing the efficiency and accuracy of data management. With this system, BPBD Banyuwangi is expected to provide socialization services to the community in a more effective, transparent, and timely manner.

Pupus Tourism Village in Ponorogo Regency is a pioneering tourist village endowed with diverse natural, economic, and cultural potential, yet its development remains constrained by limited infrastructure and insufficient utilization of digital technology. This condition has hindered the optimization of local attractions such as Mloko Sewu, Selorejo Waterfall, Mount Tapak Bimo trekking, as well as local products including palm sugar, coffee, porang, and goat milk in supporting the village economy. This study aims to analyze strategies for optimizing village potential through the application of Green Digital Management (GDM) as an effort to establish sustainable tourism business practices. A qualitative research approach was employed, with data collected through observation, interviews, and documentation. The findings reveal that the implementation of GDM can serve as a strategic approach for Pupus Tourism Village by integrating environmentally based digital promotion, strengthening eco-friendly creative economy initiatives, and revitalizing local culture such as the bersih desa ritual and communal work (gotong royong). The implications highlight the importance of collaboration between government, community, and tourism stakeholders in applying GDM to enhance the competitiveness of Pupus Tourism Village while simultaneously promoting sustainable economic, social, and ecological development.