Video chat application symbian mobileεργασίες

vb 2012 video and sound recorder. Auto record to file when motion/sound is detected. Auto save file if no motion/sound detected for 5 seconds. exe File must be compact and small and not dependent on other dll or ocx. Auto detect existing cam and video device on PC. Note there are a lot of samples on Chat GTP.

Current Need Bold Digital Vision is currently scaling one of its business applications. As a Full Stack Developer, you will be responsible for managing the implementation, data review and cleanup, maintenance of the web application, and new capabilities that may become necessary as we expand. Your profile • At least 3 years' significant experience in a JavaScript/JS Framework environment, ideally full stack. • Proficient in Firebase for backend development. • Experienced in frontend development using React. • Comfortable with technologies including JavaScript, React, Git, AWS, • Proficient in using APIs. • Rigorous and motivated with good communication skills. • Ability to work both independently and as part of a team. • Enjoys sharing...

I'm seeking a creative professional with superior graphic design and video editing skills. The primary focus of this project is to create engaging content for entertainment and social media purposes. Key specifics: - The core theme is based on Lifestyle and Travel. Experience in creating content in this field is preferred. - I'm enthusiastic about incorporating illustrations into the designs. A knack for renditions that seamlessly merge with photos, maintaining a strong aesthetic appeal, is appreciated. This project requires a blend of creativity, proficiency in video editing and graphic design, and a keen understanding of social media trends revolving around travel and lifestyle. A successful delivery will involve stylized, unique, and impactful visuals that woul...

I need an adept video editor to create an engaging YouTube video for me. - Purpose: The video should be created intending to entertain viewers. - Editing Style: I am more inclined towards a Vlog-style editing approach. - Language: An understanding of Marathi is critical for executing this project - essential for comprehending the project needs and delivering effectively. - Thumbnail: Require custom graphic design for the video thumbnail, contributing a unique and compelling look to attract viewers. Ideal Skills: - Video editing - Knowledge of Vlog-style editing - Understanding of Marathi language - Graphic design capabilities Experience with YouTube editing and thumbnail creation will be highly appreciated. Please share related portfolio pieces wit...

We need an Australian male voiceover artist to provide narration for a 60-second explainer video. Ideal Voice Over Artist: - An Australian accent (male) - The ability to convey a friendly, conversational tone The Task: - Reading an approx 60 second script (the script for this video is already prepared - this will be shared after reviewing your portfolio) The Business: - Car park operator Timings: - Audio clip needed before Tuesday, May 14 Please reach out to us with your voice over portfolio.

Hi Nicole T., do you have time to work with one of my friends? email me abdurrasoolphd(@) The project and budget details will be set after your confirmation.

I am in need of a UX/UI Designer who is specialized in creating futuristic designs for a mobile application. Key functionalities of the app include user registration and profiles, as well as a digital wallet feature. Key responsibilities are as follows: - The primary task involves creating a unique, engaging, and highly-functional design that aligns with a futuristic aesthetic. - Design a seamless user registration and profile management system. - Develop the digital wallet functionality of the app, ensuring maximum usability. A creative portfolio showcasing previous design work in futuristic styles is highly preferred. Solid experience in mobile app UX/UI design is required, with a strong understanding of user-centric design principles. Candidates should have dem...

I'm looking for a skilled video editor to help me craft a promotional video that is less than 1 minute. Key requirements: - The video should be engaging and professional, with a creative touch to make it stand out. - While there is no specific requirement for voice-over, if you have expertise in this area, I'd be open to including it. - The editor should be able to work efficiently and deliver the final product in a timely manner. I'm open to suggestions and ideas on how to make the video more effective, so creativity is a plus. Please provide examples of your previous video editing work in your bid.

As the developer of this nearly complete Flutter mobile application, I am seeking an experienced expert to put the finishing touches on my project. Having completed about 95% of the development myself, I'm hitting a few snags that require your skill. The challenges that need solving quickly include: 1. UI/UX improvements 2. Performance Optimization 3. Functionality bugs The perfect candidate for this role would be a Flutter expert with a sharp understanding of UI/UX design, performance optimization techniques, and bug fixing abilities. Experience with Firebase notifications and a track record of resolving issues related to this area would be highly beneficial. Note: Who already worked on 1. Riverpod state management 2. Firebase Push Notification 3. Community Po...

I have a video with clear, professional sound that I'd like to improve. My primary goal is to drive website traffic and I'm targeting young adults aged 18-24 specifically. Key aspects of this project include: - **Sound Enhancement:** I'm looking for a skilled audio engineer who can further enhance the sound quality of my video. This should include refining any existing audio, eliminating any unwanted noise or interference and ensuring the overall sound is engaging. - **Conversion Focused Edits:** I also need someone who is familiar with creating high-conversion ads for platforms like meta and google ads. Your job will be to turn this video into an engaging, high-conversion ad that resonates especially well with the target audience of young adults aged ...

Hi Votive Technologies, I noticed your profile and would like to offer you my project. We can discuss any details over chat.

I'm seeking a talented product designer with a strong background in mobile app development, particularly for public transportation. The goal is to create a user-friendly mobile application that can be easily accessed on both iOS and Android. Key Role: - Design the app primarily focused on route planning. Your expertise in this area is crucial to ensure the app serves its core function effectively. - Incorporate basic user profiles into the app. The aim is to provide a personalized experience to our users without making the account creation process overly complex. Ideal Skills: - Experience designing mobile apps for both iOS and Android platforms. - Proven track record in developing user-friendly route planning features. - Background in creating seamless u...

I'm in need of an experienced video editor who can help me create engaging content for my YouTube channel. The videos will be vlog-style and typically be between 5 to 10 minutes long. Ideal Skills and Experience: - Proficient in video editing, particularly for YouTube - Experience in creating vlog-style content - Able to create engaging and visually appealing videos - Familiarity with YouTube best practices - Strong communication skills to collaborate effectively with me.

I'm seeking an experienced developer to integrate an AI chatbot into my existing Android Java chat application. This is a minor project, significantly aimed at enhancing customer engagement, user experience, and automating customer service. Key Features: - Proficient in Natural Language Processing (NLP) to facilitate smooth and efficient interactions with users. - Capable of directing users to live support whenever required, providing a seamless handover from AI to human support. Ideal Skills: - Strong experience in Java and Android application development. - Prior work with AI chatbot integration, NLP specifically. - Excellent problem-solving skills and creativity in implementing AI functionality. Do you own these skills? I would love to hear from you. Let&...

...a project centered around a Windows 10 and 11 application. This application will essentially intercepting the regular login process and displaying an MFA (multi-factor authentication) screen to the user. Key Details: - The application must support both Windows 10 and Windows 11 operating systems. It should be compatible and seamlessly function across both. - The MFA screen should have OTP functionality, meaning that it generates a one-time password for the user to enter as part of the authentication process. - Communication with our web-based Rest API should be established using API keys. This ensures secure and proper interaction with our backend system. Ideal Skills and Experience: - Proficiency in C# and experience with Windows application development. -...

...need of a short video producer for my Instagram Reels. The video would be less than 30 seconds long, and will only require a simple presentation style. Like this : Key Points: - Video Duration: Less than 10 seconds - Content: Simple Presentation - Specific Branding Elements: N/A I am looking for a skilled video producer with experience in motion graphics and social media content creation. Ideal candidates will have a good eye for design and a good understanding of Instagram's Reels platform. Familiarity with current trends in motion graphics for social media will be a plus. The video will need to be engaging and visually appealing, while being able to convey the message effectively in a short time frame. A good knowledge of video edi...

I'm looking to develop a comprehensive Android application for the Help Me Move project which will integrate with other systems or APIs, and offer a variety of functionalities. Key Features Needed: - Inventory Management: The app should facilitate the inventory management process for those looking to move. - Moving Company Comparison: It should provide users with the ability to compare different moving companies' services, quotes, and reviews. - Assistance of Independent Individuals: The app should allow service applicants to connect with independent individuals who can assist with their move. Integration with Other Systems: - The application will require integration with other systems or APIs in order to provide a seamless experience for our users. Ideal Skills...

I'm in need of a proficient mobile app tester who can check every aspect of my app's functionality across both Android and iPhone platforms. The main functionalities to be tested are: - User login/registration process: Confirm that these processes are smooth and error-free and that they are securing user data properly. - Push notifications: Verify that notifications are being received in a timely manner without any bugs or glitches. - In-app purchases: Ensure all in-app purchases operate smoothly, without causing any disruptions to the user experience. The app has a broad target audience, including adults, teenagers, and children. As such, an ideal candidate for this project should have experience testing apps catering to a wide age demographic and should be able to pr...

I am in need of a skilled video editor who specializes in editing for social media platforms, primarily Instagram and YouTube. Key Requirements: - Experience in editing videos for social media platforms, specifically Instagram and YouTube. - Proficiency with video editing software and tools. - Ability to create engaging content that is visually appealing and aligns with our brand identity. - Understanding of social media trends and best practices for video content. The ideal candidate should possess a creative mindset, excellent attention to detail, and the capacity to deliver high-quality work within a specified time frame. Please provide examples of previous social media video editing work in your bid.

As an excited gaming community organizer, I need a skilled website developer to create a robust mobile gaming platform. The gaming website should cater to hosting tournaments, complete with a user-friendly registration and login process. Both tournament management and editable leaderboards are essential on the website, making administrative tasks simpler and fostering competitive energy within the gaming community. Preferred skills and experience: - Proven experience in developing mobile-friendly websites. - Strong understanding of user interface design. - Familiarity with gaming websites or tournament platforms is a huge plus. - Ability to integrate a secure user registration and login feature. - Skills in creating a comprehensive tournament management system. - Experien...

I'm looking for a skilled developer to create an application that can apply TikTok filters to 500 videos. Key Requirements: - Compatibility: The application should be compatible with both iOS and Android platforms. - Purpose: The primary goal of this application is to enhance the quality of these videos. Your responsibilities will include: - Developing a user-friendly application that can batch apply filters to the provided videos. - Ensuring the filters are correctly applied without any loss of video quality. Ideal Skills and Experience: - Proficiency in mobile application development, particularly for iOS and Android. - Strong understanding of video processing and filtering. - Prior experience with TikTok filters or similar...

We are seeking a talented and creative freelancer to assist in the creation of faceless TikTok videos. As part of our team, you will be provided with an example video and tasked with producing similar content that aligns with our brand and objectives. Responsibilities: Create engaging and captivating TikTok videos following a provided example. Ensure that the videos are consistent with our brand image and messaging. Collaborate with our team to brainstorm ideas and concepts for new videos. Stay up-to-date with TikTok trends and features to incorporate into content creation. Requirements: Proficient in TikTok video creation and editing. Strong understanding of current trends and popular content on TikTok. Ability to replicate and build upon provided examples while adding a ...

We are seeking a talented and creative freelancer to assist in the creation of faceless TikTok videos. As part of our team, you will be provided with an example video and tasked with producing similar content that aligns with our brand and objectives. Responsibilities: Create engaging and captivating TikTok videos following a provided example. Ensure that the videos are consistent with our brand image and messaging. Collaborate with our team to brainstorm ideas and concepts for new videos. Stay up-to-date with TikTok trends and features to incorporate into content creation. Requirements: Proficient in TikTok video creation and editing. Strong understanding of current trends and popular content on TikTok. Ability to replicate and build upon provided examples while adding a ...

I'm seeking a seasoned animator skilled in 3D rendering to create a 1-3 minute video for a high-end multispeciality clinic. Key Highlight Areas: - The reception area - Various examination rooms - Waiting rooms - Dental rooms - Sterilising room - Outdoor entry from the road - Interior décor - Interaction between patients and doctors I want the video to exude a professional, high-end, and inviting feel. Candidates should have prior experience in this sort of detailed, ambiance-focused 3D animation and be able to adequately showcase the elegance and sophistication of the clinic. Your portfolio showcasing similar projects will be highly appreciated. Ideal Skills: - 3D rendering - Animation - Attention to detail

I need someone who can develop and debug test automation, with a Java/Selenium/Maven/TestNG framework, for an Intranet web application. The automator should be located in Washington, DC, USAor in a metro-accessible DMV (DC/Maryland/Virginia) location. I need someone who can work next to me physically, as I am unable to allow anyone to remotely access my laptop because the project is running on a work computer and network, which is why I need someone local. Nobody on my team or project has experience with automation, and I'm having trouble with several framework design difficulties and test execution issues, which is why I need help. Outline of requirements: - Proficiency in Java programming language, Selenium, and TestNG - Be located in a metro-accessable DMV area, and work in...

I'm looking for a skilled video artist with experience in rotoscoping to create a less than 1-minute advertising video. It should be hyperrealistic and visually engaging to capture viewer's attention. Key Requirements: - Expertise in creating hyperrealistic rotoscope videos. - Proven track record in video advertising. - Ability to deliver the project within a tight schedule. Skills and Experience Required: - Expertise in rotoscope video creation - Strong storytelling through visuals - Broad knowledge and skills in using video editing tools - Excellent communication skills to understand my vision and requirements for the video - An impressive portfolio showcasing similar projects completed. Bid with your relevant work examples and let&#...

I'm in need of a talented and experienced designer to create a mobile app. The app should be designed for both iOS and Android devices. The ideal candidate will possess a strong portfolio showcasing their proficiency in mobile app design, with a focus on intuitive user interfaces and engaging user experiences. They should have a deep understanding of iOS and Android design guidelines, as well as proficiency in design tools such as Sketch, Adobe XD, or Figma. Responsibilities will include collaborating with our development team to translate concepts into wireframes and prototypes, iterating on designs based on user feedback and usability testing, and delivering polished UI designs for implementation. Strong communication skills are essential, as the designer will work ...

We are looking for an expert in advertising and video marketing with a proven track record in selling advertising specifically to c-level chinese ejecutives to make a short video for sport cam companies. We are looking for license this product to Insta360 so we need to make a great first impression We are not looking for a normal advertising professional. The ideal candidate should have a deep understanding of the CEO mindset, needs and way to present data as well as experience in creating compelling and effective advertisements. They should be able to develop innovative advertising strategies and campaigns that resonate with chinese CEOs and generate results. Key Objectives: - Drive sales through video and presentation content - Implement a compelling strategy for ...

I have a TikTok filter that I would like to apply to a series of 500 videos. The videos are entertaining in nature and meant for a general audience. Key requirements: - Utilize a TikTok filter I have de...filter that I would like to apply to a series of 500 videos. The videos are entertaining in nature and meant for a general audience. Key requirements: - Utilize a TikTok filter I have developed on 500 videos - Ensure the videos maintain a consistent and entertaining tone - The target audience for these videos is a general audience I am looking for a skilled professional who has experience with video editing and applying filters. The ideal candidate will have a good understanding of TikTok and its audience, and be able to create engaging content that is suitable for a broad de...

I am looking for a skilled video production professional to help me create a commercial video aimed at professionals aged between 35 to 54 years. The primary goal of the video will be to enhance brand awareness among this demographic. Key Requirements: - Proficient in commercial video production - Understanding of targeting specific demographics - Creative and eye-catching content creation for brand awareness - Ability to craft a narrative that resonates with professionals Ideal Candidate: - Proven experience in creating successful commercial videos - Strong portfolio of work that demonstrates an understanding of the target demographic - Excellent storytelling and video editing skills - Innovative and able to bring new ideas to the table

Require a video which needs to be created using high resolution satellite and mosaic teaser shots and other online tools for a YouTube Short Video. Possible ongoing and continued work with working proof of concept delivered. Further details upon contact. Will Look at new Freelancers also.

I'm in need of a skilled video photographer who can help me with a project. Key requirements include: - Recording: You will be responsible for capturing a series of interview footage for the project - Editing: The footage should be edited to a high standard, with a focus on creating a cinematic style - Post-Production: The final video should be polished and ready for publication on YouTube. - I'm interested in promoting a product or service, so the video should be tailored to suit this goal. The ideal freelancer for this project will have: - Proven experience in video photography, particularly when it comes to interviews - A strong portfolio of cinematic style video editing - Familiarity with YouTube posting guidelines - Excellent communica...

Buenas tardes, estamos buscando una persona que pueda hacer un video interactivo para poder contar una historia, la idea es que este video mientras va contando la historia se vaya dibujando, un estilo como se hace en el canal de youtube Historias de pez. Hemos visto que en la plataforma DOODLE se puede hacerlo.

I need a web application built to facilitate the delivery and collection of ice cream. Here's a brief of what I'm looking for: -plan for delivery depends upon the customer orders - Map Integration: The application needs to integrate maps for tracking deliveries. -collection money with denomination entry and expenses entry for driver and salesman The workflow should be inclined towards invoiced and delivery system.

I'm looking for an experienced video editor to help me create a music video that syncs with the lyrics of a 2:53 minute song. The style I prefer is cinematic, so experience with this kind of editing would be a plus. Key requirements: - The video should be cinematic in style. This includes the use of color, lighting, and camera angles. - There can be some animation. I'm looking more for live-action footage with possible occasional use of animations to enhance the video's overall feel. I am flexible about the means as long as the final result is excellent. Final product must be uploadable to sites such as YouTube and Vimeo without any problems. The deadline for this project is within 10 days or by or before May 19. If you have the necessary skills and ex...

Tengo 3 o 4 videos con un cliente que nos cuenta su buena experiencia con nuestra empresa. De esos 3 o 4 videos se debe extraer los mejores momentos y hacer 1 video en formato vertical de 45 segundo a 1 minuto. El video debe incluir subtítulos y transiciones y cualquier otra mejora que estimes pertinente.

I'm looking for an experienced video artist who can create a high-quality, realistic drawing art video for educational purposes. The video should be engaging and appealing to adults. Key Requirements: - Style: Realistic - Purpose: Educational content - Target Audience: Adults Ideal Skills and Experience: - Proven experience in creating realistic drawing art videos. - Proficiency in video editing and animation software. - Understanding of adult learning and educational content. - Strong communication skills to ensure the video is engaging. This project requires creativity and a keen eye for detail. If you have a portfolio of similar works, that would be a big plus.

I'm in need of a skilled video editor to help me compile and edit a series of football highlights. Key Responsibilities: - Create a professional and engaging video that showcases the best moments of the game - Ensure a high-quality output that is suitable for sharing on various social media platforms - Potentially include effects, transitions, and music to enhance the overall viewing experience Ideal Skills: - Prior experience in editing sports highlight videos, especially football - Proficiency in video editing software such as Adobe Premiere Pro, Final Cut Pro, etc - Ability to work efficiently and meet deadlines - Strong understanding of what makes a captivating sports highlight video Please submit your portfolio or relevant work examples when appl...

...seeking an expert to design and develop an interactive web based AI avatar that utilizes the Chat GPT API. Key requirements for this project include: - Proficiency in API integration. Our AI Avatar needs to be integrated with the Chat GPT API directly within the webpage. - Comfort in supporting AI Avatar personality development. We are aiming for a friendly and casual tone while interacting with web users. - Understanding of web-based AI Avatar design to assist in answering inquiries, thus supporting customer service and increasing website engagement. Skills and competencies necessary to complete this project include knowledge of AI technologies, proficiency in API integration, and ability to embed chat functions into a web platform. Previous experience creatin...

We are seeking a skilled developer w...login using Aadhar 2. Integration of third-party APIs for data 3. Bank authorization payment system 4. Secure data storage 5. User metrics and tracking system with API 6. Possible integration of a loan application and approval module in the future Ideal Skills and Experience: 1. Previous experience in similar web-based applications, particularly in the financial sector. 2. Proficiency in relevant programming languages and frameworks, with a preference for JavaScript 3. Strong understanding of user experience and interface design. If you have the skills and experience to develop this application, we want to hear from you. Please provide examples of your previous work in this area and your approach to developing secure and scalable we...

I'm looking to develop a chat application that supports both web and mobile platforms. It needs to be built with the following specific requirements in mind: - Multilingual Support: The application should be designed to support a specific non-English language. The chat interface and all user interactions should be seamlessly available in this particular language. - User Authentication: In order to enhance security and ease of access, the preferred method of user authentication is through phone number with OTP. This ensures that user access is secure and can be easily managed. The ideal freelancer for this project should have: - Proficient in both web and mobile app development. - Prior experience in developing multilingual applications. - Sk...

I'm in need of an experienced mobile app developer who can help me create a cross-platform e-commerce application for both iOS and Android. The app will be geared towards facilitating online shopping experiences for users. Key Features: - Product Catalog: The app should have a user-friendly interface that allows for easy browsing and searching of various products. - Shopping Cart: A critical component for any e-commerce app, the shopping cart feature should allow for item selection, quantity adjustment, and a smooth checkout process. - User Profiles: Users should be able to create and manage their profiles within the app, including personal details, order history, and saved payment methods. Ideal Skills and Experience: - Proficiency in mobile app development for...

I'm seeking a skilled animator to create a high-quality, engaging animated video for educational purposes. The target audience will be adults, so the animation style, content, and tone should be tailored towards that demographic. Key Requirements: - Develop an educational script: The first step is to understand the content that I will provide and then work with me to create a script that is engaging and informative. - Create a captivating visual style: The video should be visually appealing with animations that match the script. This may involve custom designing characters or using ready-made assets. - Incorporate best practices for adult learning: The video should follow best practices for adult learning, ensuring it is both informative and engaging throughout. ...

Necesito un experto en edición de video que hable español nativo y tenga experiencia en edición narrativa. El proyecto se trata de un video con la temática institucional. Las tareas incluyen: - Edición narrativa de calidad en menos de 24h de un video sobre mi institución educativa, su historia (con narrador de fondo) y los comentarios derivados de entrevistas a varios miembros de la institución. - Destacar elementos como la historia de la institución y las entrevistas tanto a profesores como estudiantes, ex alumnos y ex profesores de nuestra institución. - Debe ser capaz de realizar una edición profesional narrativa con el fin de mantener a la audiencia comprometida durante más de 10 minuto...

...develop an iPhone application. The key feature required for this project is to incorporate a live chat functionality. Project Description An application dedicated to birds and animals With the addition of payment methods And full server programming With maintenance and verification code With full design for normalization from one interface to another Programming new codes, not purchasing codes Adding video veterinary consultations Link with added value Adding new offers for customers 8 sections (birds - bird supplies - cats and pets - cat and pet supplies - customer offers - video veterinary consultations - bird hotel - pet delivery) Modern and new design, good arrangement, speed of application and ease of browsing Required technol...

I'm looking to develop a powerful AI-driven web platform that can scan multiple social media platforms including Facebook, Instagram, Twitter, YouTube, and TikTok. The platform should be able to scan for: - Reels and viral videos - Images - Specific speech (Dialogue) spoken in videos Users should have extensive customization options in the platform for specifying views, search content, and categories. The ideal candidate for this project should have expertise in: - AI and machine learning - Web development - Social media API integration - Subscription service implementation The development process should focus on ensuring the robustness and scalability of the system, ensuring that the platform can handle a large volume of requests and data processing. The end goal is to create an...

...experienced and skilled developer who can create a remote desktop control application for Windows and Mac. Key Features: - File Transfer: The application should allow for seamless transfer of files between the remote system and the controlling device. - Real-time Chat: It should include a chat functionality to enable communication between the remote system and the controlling device. - WiFi Connection: The application should be able to function over a WiFi Connection. The program has to run in both windows and mac systems. The ideal candidate will have: - Proficiency in Windows and Mac application development - Experience in developing remote control applications - Familiarity with features like file transfer, real-time chat, screen tran...

I'm seeking an experienced video marketing specialist to help us enhance a video for our Tradewinds Solutions Marketplace that focuses on our Personal Information Agent (PIA) technology. Key Requirements: - The video should introduce the Tradewinds Solutions Marketplace. - It should specifically address the data privacy and security features of our Personal Information Agent technology. - The video should be a fusion of a technology overview and business presentation, aimed at potential users and investors. Your Tasks: - Enhance the existing PIA prototype video and business presentation. - Maintain a balance between the technical aspects of the technology and its practical business applications. - Present the data privacy and security features in a...

I'm in need of a skilled developer who can create a chat client-server program . The focus should be specifically on enabling text messaging and group chat functionality. The Language for this project is Python 3 You should write a client program and hence a client process should be running. Also. You should write a server program and hence a server process should be running. Specifically, you must implement two independent applications. One, called chatClient, implements the client component. The other one, called chatServer, implements the server component. You must design your own protocol for the communication between the client and the server. Key Features: Basic Functionalities • Administration Capabilities o A client will start by contacting the server to ...

I'm looking to create high-quality explainer and animation videos tailored for learning purposes and designed to engage a broad audience, from children to adults. - The ideal candidate should have a strong track record of video creation, particularly in explainers and animations. - Experience in creating educational content is definitely a plus, given that these videos are aimed for learning purposes. - Freelancers who have worked on diverse audiences are highly preferred, as the videos need to cater to everyone. - The purpose of these videos is not just to educate, but also to capture the viewer's interest. Please ensure that your proposal includes examples of your previous explainers and animations, ideally ones used for educational purposes.