SurveyJS
SurveyJS is a set of four open-source JavaScript libraries that offer the benefits of a tailor-made in-house survey application, while considerably reducing the time and resources needed to deploy the system. These libraries are independent of specific server code or database requirements and seamlessly integrate with popular JavaScript frameworks, including React, Angular, Vue.js, jQuery, Knockout, and more. They are designed to communicate with any server that can handle JSON requests, ensuring compatibility with various server architectures and databases.
The product family is composed of:
- An open-source MIT-licensed rendering library that renders dynamic JSON-based forms in your web application, and collects responses.
- A self-hosted drag & drop form builder that features an integrated CSS-based theme editor and a GUI for conditional rules. It automatically generates JSON definitions (schemas) of your forms in real time.
- PDF Generator, a library that renders SurveyJS surveys and forms as PDF files in a browser;
- The Dashboard library that allows you to simplify survey data analysis with interactive and customizable charts and tables.
Visit our website to try out and evaluate our full-scale demo for free.
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CrankWheel
CrankWheel allows you to share your screen while on a call. This makes it easy to create engaging presentations. You can send a link via email or SMS to the viewer and they will be able to view it in any browser on any device. CrankWheel was designed for simplicity and can be shared with customers to facilitate business deals.
CrankWheel can be used to complement calls from insurance agents, mortgage advisors and solar advisors as well as educators and customer support specialists.
CrankWheel is easy to integrate with websites and allows users to add a Demo button to receive quick notifications. We can show you if they are paying attention. Our Chrome Extension has enabled over 50,000 users to share their screens with prospects, regardless of their technical skills or device choice. CrankWheel can be used on old browsers and obscure devices, even with poor network connections. It works on Mac, Android, iOS, Blackberries, Internet Explorer, and Android.
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urllib3
urllib3 is an efficient and easy-to-use HTTP client designed for Python developers. It has become a staple in the Python community, with numerous libraries relying on it for their functionality. This library includes essential features that are often absent in the standard library, such as thread safety, connection pooling, and client-side TLS/SSL verification. Additionally, it supports file uploads with multipart encoding and provides utilities for retrying requests as well as handling HTTP redirects. Furthermore, urllib3 is equipped to handle gzip, deflate, and brotli encoding, and it offers proxy support for both HTTP and SOCKS protocols. With comprehensive test coverage, it stands out as one of the most downloaded packages on PyPI, serving as a vital dependency for widely-used libraries like Requests and Pip. Additionally, urllib3 is distributed under the MIT License, making it accessible for developers. For detailed information, the API Reference documentation serves as a guide for understanding the API, while the User Guide is an excellent resource for learning how to effectively utilize the library for various tasks; if you're looking for advanced configurations, the Advanced Usage guide provides deeper insights into lower-level adjustments. This versatility makes urllib3 a key tool for anyone working with HTTP in Python.
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websockets
The websockets library offers a comprehensive implementation of the WebSocket Protocol (RFC 6455 & 7692) for creating both WebSocket servers and clients in Python, emphasizing accuracy, simplicity, durability, and high performance. Utilizing asyncio, which is Python’s built-in asynchronous I/O framework, it presents a sophisticated coroutine-based API that streamlines development. The library has undergone extensive testing to ensure it meets the requirements outlined in RFC 6455, and its continuous integration process mandates that every branch achieves 100% coverage. Designed specifically for production environments, websockets was notably the first library to effectively address backpressure issues before they gained widespread attention in the Python ecosystem. Furthermore, it offers optimized and adjustable memory usage, and utilizes a C extension to enhance performance for demanding operations. The library is conveniently pre-compiled for Linux, macOS, and Windows, and is distributed in wheel format tailored for each system and Python version. With websockets managing the intricate details, developers can dedicate their efforts to building robust applications without concern for the underlying complexities. This makes it an essential tool for developers looking to harness the full potential of WebSocket technology.
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