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Free Scrapers da Web para Non-Professionals - Semalt Tips

Nov 30, 2017

As ferramentas que vamos discutir aqui são perfeitas para programadores e usuários não profissionais. A melhor parte é que eles estão disponíveis on-line como freeware que ajuda a executar a variedade de tarefas de raspagem na web e são recomendados por especialistas.

Web Scraping Plugins / Extensions

Se você estiver procurando plugins ou extensão de raspagem na Web, você deve tentar os seguintes:

Rascador de dados (Chrome)

É um incrível programa de raspagem na web que pode extrair informações de listas e tabelas e convertê-la em arquivos XLS e CSV. Esta é uma extensão do Chrome que vem com muitas opções. O Data Scraper está disponível em versões gratuitas e pagas. Não requer nenhuma codificação. No entanto, você deve instalar o Google Chrome para obter o máximo desse plugin legal.

Raspador da Web (Chrome)

Esta ferramenta é excelente para quem usa o Google Chrome como navegador principal. O Web Scraper está disponível para download instantâneo e permite que você crie sitesmaps simples. Você só precisa criar um sitemap e especificar o tipo de dados que deseja extrair. Então, você pode importar os dados obtidos para os arquivos CSV.

Scraper (Chrome)

É outra ferramenta maravilhosa de raspagem na web que você não deve perder. O Scraper é um programa fácil de usar que pode extrair tantos arquivos quanto desejar e organizar dados em formatos convenientes. Você só precisa selecionar o texto e colá-lo em uma tabela e, em seguida, clicar no botão Simular de raspagem e permitir que este programa execute suas funções.

Os seguintes programas atuam como potentes clientes do raspador de web:

Octoparse

O Octoparse é um rascador fácil de usar e poderoso que lida com sites dinâmicos e estáticos com cookies, javascript e AJAX. Você pode baixar arquivos instantaneamente e criar tarefas de craping para extrair dados de qualquer site sem necessidade de nome de usuário e senha. Este freeware suporta o sistema Windows e não funciona com outros sistemas.

ParseHub

Assim como a Octoparse, a Parsehub é uma excelente ferramenta de raspagem na web que coleta dados de sites que usam tecnologia AJAX, JavaScript e cookies. Devido à tecnologia especial de aprendizagem de máquinas, pode ler, avaliar e transformar documentos da Web nos dados relevantes. Suas aplicações desktop suportam Windows, Linux e Mac OS X.

Raspador visual

Este é um dos melhores raspadores de web gratuitos. Visual Scraper vem com uma simples interface de apontar e clicar e pode ser usado para coletar uma quantidade enorme de dados. Você pode facilmente obter dados em tempo real das páginas ou sites desejados e pode exportá-lo para os arquivos CSV, JSON, SQL e XML.

Outwit Hub

É uma extensão do Firefox que pode ser baixada da loja oficial do Firefox. Depois de instalá-lo e ativá-lo, este programa funcionará com seu navegador. Além disso, possui recursos de reconhecimento de pontos de dados que podem tornar sua experiência de raspagem tão agradável e conveniente quanto possível. Sua configuração é bastante simples, e você pode extrair rapidamente os dados que você precisa. Os dados raspados são salvos nos formatos JSON, RSS e XML.

Emily Johnson

Thanks for sharing this article, George! Scraping can be a useful skill even for non-professionals.

George Forrest

You're welcome, Emily! I believe that with the right tools, anyone can benefit from web scraping.

David Thompson

I agree, Emily. Scrapers can help gather data that might be valuable for personal projects or research.

Sophia Davis

I've heard about web scraping, but I always thought it was a complex skill limited to professionals. Can you recommend any easy-to-use scrapers?

George Forrest

Sophia, there are several user-friendly scrapers available. One popular option is the Semalt Web Scraper, which offers a simple and intuitive interface.

Sophia Davis

Thank you, George! I'll look into Semalt Web Scraper. It sounds like it could be great for my personal projects.

Jason Martinez

I'm concerned about the legality of web scraping. Are there any legal limitations to consider?

George Forrest

Good question, Jason. While web scraping itself is not illegal, it's important to familiarize yourself with the terms of service of the websites you scrape and ensure you're not violating any laws or infringing on intellectual property rights.

Julia Ramirez

I have used Semalt Web Scraper for my research project, and it was a fantastic tool! Highly recommend it.

George Forrest

Thank you for the positive feedback, Julia! I'm glad to hear that Semalt Web Scraper worked well for your research project.

Michael Thompson

I have some ethical concerns regarding web scraping. How can we ensure it is done responsibly?

George Forrest

Ethics is an important consideration, Michael. Responsible web scraping involves obtaining data without causing harm or violating privacy rights. It's crucial to respect the websites you scrape and follow any guidelines they provide.

Emily Johnson

I've used Semalt Web Scraper for work, and it has saved me so much time. It's definitely a valuable tool for professionals and non-professionals alike.

George Forrest

Thank you, Emily! I'm delighted to hear that Semalt Web Scraper has been a time-saving tool for you.

Sophia Davis

I tried Semalt Web Scraper, and it exceeded my expectations! It was easy to use and provided all the features I needed.

George Forrest

That's great to hear, Sophia! Semalt Web Scraper aims to provide a seamless user experience with powerful features.

David Thompson

Are there any limitations to web scraping? Can all websites be scraped?

George Forrest

David, while many websites can be scraped, some may have measures in place to prevent or limit scraping. Additionally, it's important to respect the website's terms of service and not overwhelm their servers with excessive requests.

Julia Ramirez

Should non-professionals learn web scraping? How can it benefit them?

George Forrest

Julia, learning web scraping can be valuable for non-professionals as it allows them to gather relevant data for personal projects, research, or simply gaining insights from publicly available information.

Sophia Davis

I totally agree with you, George. Web scraping opens up new possibilities for individuals to access and use data efficiently.

George Forrest

Absolutely, Sophia! It's empowering to have the ability to collect data and use it for various purposes.

Emily Johnson

Web scraping can be a valuable skill, especially when combined with data analysis tools. It gives you a competitive edge in various fields.

George Forrest

Indeed, Emily. Web scraping, along with proper data analysis, allows individuals to extract meaningful insights and make informed decisions.

Jason Martinez

Thanks for clarifying the legalities, George. I'll make sure to approach web scraping responsibly and within the legal boundaries.

George Forrest

You're welcome, Jason. It's crucial to respect others' rights and follow ethical guidelines when engaging in web scraping activities.

David Thompson

Semalt Web Scraper seems to be gaining a lot of positive feedback. I'll definitely give it a try!

George Forrest

That's great news, David! I'm confident you'll find Semalt Web Scraper to be a valuable tool for your scraping needs.

Julia Ramirez

Web scraping has been a game-changer for me. It's amazing how much data you can collect within a short time.

George Forrest

I'm glad to hear that, Julia! Efficient data collection can surely accelerate research and decision-making processes.

Emily Johnson

I've been using Semalt Web Scraper for my personal projects, and it's made a significant impact on my productivity. Highly recommend it!

George Forrest

Thank you, Emily! I'm thrilled to hear that Semalt Web Scraper has enhanced your productivity and made a positive impact.

Sophia Davis

Web scraping is a powerful tool for data-driven decision-making. I'm glad more people are becoming aware of its potential.

George Forrest

Indeed, Sophia! As data continues to play a vital role in decision-making processes, web scraping empowers individuals to harness its power.

Jason Martinez

Are there any online resources you would recommend for learning web scraping?

George Forrest

Jason, there are several online platforms and tutorials available to learn web scraping. A few popular ones include Scrapy, Beautiful Soup, and Selenium. These resources provide detailed information and examples to help you get started.

David Thompson

I can't wait to explore web scraping further. It seems like a valuable skill to have in today's data-driven world.

George Forrest

Absolutely, David! With the increasing importance of data, web scraping opens up doors for individuals to access and utilize valuable information.

Julia Ramirez

Thanks, George! I'm excited to learn web scraping and leverage it for my research projects.

George Forrest

You're welcome, Julia! I'm sure web scraping will prove to be an invaluable skill for your research projects.

Emily Johnson

Semalt Web Scraper has been a game-changer for me. It's easy to use, efficient, and saves me a significant amount of time.

George Forrest

I'm thrilled to hear that, Emily! Semalt Web Scraper aims to provide a seamless experience for users like you.

Sophia Davis

I've recommended Semalt Web Scraper to my colleagues, and they love it too! So much time saved on data gathering.

George Forrest

That's wonderful to hear, Sophia! Time is precious, and Semalt Web Scraper is designed to optimize data gathering processes, allowing users to focus on other important tasks.

Jason Martinez

Does Semalt Web Scraper support scraping data from different types of websites?

George Forrest

Jason, Semalt Web Scraper is versatile and capable of scraping data from various websites, including e-commerce platforms, news websites, social media sites, and more. It provides flexibility to cater to different scraping needs.

David Thompson

I've had a positive experience with Semalt Web Scraper too. It's reliable and has a lot of functionality.

George Forrest

Thank you, David! Reliability and functionality are key aspects of Semalt Web Scraper, ensuring a smooth and efficient scraping experience for users.

Julia Ramirez

Semalt Web Scraper has simplified my data gathering process. It's a tool I can rely on for accurate and efficient scraping.

George Forrest

I'm delighted to hear that, Julia! Semalt Web Scraper values accuracy and efficiency, making it a dependable choice for various scraping needs.

Emily Johnson

Web scraping with Semalt has been a breeze. The tool is intuitive and provides the necessary features.

George Forrest

I'm glad to hear that, Emily! User-friendliness is a top priority for Semalt Web Scraper, ensuring a seamless experience for users.

Sophia Davis

I've used Semalt Web Scraper to gather industry-specific data, and it exceeded my expectations. Highly recommended!

George Forrest

Thank you for the recommendation, Sophia! Semalt Web Scraper aims to cater to diverse data gathering needs, providing a reliable solution for professionals and non-professionals alike.

Jason Martinez

I appreciate your timely responses, George. It shows the dedication and commitment of Semalt to customer satisfaction.

George Forrest

Thank you, Jason! At Semalt, we prioritize providing exceptional support and ensuring our users have a positive experience with our products.

David Thompson

Semalt Web Scraper has definitely made my data collection process more efficient. It's a game-changer!

George Forrest

I'm thrilled to hear that, David! Semalt Web Scraper aims to optimize data collection processes, empowering users to save time and achieve better results.

Julia Ramirez

George, thank you for sharing insights into web scraping and highlighting the benefits of Semalt Web Scraper. It has been an informative read!

George Forrest

You're most welcome, Julia! It's my pleasure to share knowledge and promote the benefits of web scraping, especially with a reliable tool like Semalt Web Scraper.

Emily Johnson

Web scraping is a skill that can give you a competitive edge in various industries. Semalt Web Scraper facilitates that journey!

George Forrest

Absolutely, Emily! With Semalt Web Scraper, individuals can unlock the potential of web scraping and leverage it to gain valuable insights.

Sophia Davis

Thank you, George, for shedding light on the possibilities of web scraping without the need for professional expertise. Semalt Web Scraper seems like a go-to tool!

George Forrest

You're welcome, Sophia! Semalt Web Scraper aims to provide individuals with a user-friendly tool that unlocks the potential of web scraping, regardless of their level of expertise.

Jason Martinez

I'm excited to explore Semalt Web Scraper and implement it in my data-driven projects. Thank you, George!

George Forrest

You're welcome, Jason! I'm confident Semalt Web Scraper will prove to be a valuable addition to your data-driven projects.

David Thompson

George, your expertise and insights have been enlightening. Thank you for taking the time to respond to our comments.

George Forrest

Thank you for your kind words, David! It's my pleasure to engage with readers and address their inquiries regarding web scraping and Semalt Web Scraper.

Julia Ramirez

Web scraping has become an indispensable skill in my research work, and Semalt Web Scraper has been a reliable ally in that journey.

George Forrest

I'm delighted to hear that, Julia! Semalt Web Scraper continues to assist researchers like you in collecting valuable data efficiently.

Emily Johnson

George, you really highlighted the accessibility of web scraping with Semalt Web Scraper. It's a tool that anyone can benefit from!

George Forrest

Indeed, Emily! Semalt Web Scraper empowers individuals with an easy-to-use and efficient tool, regardless of their professional background.

Sophia Davis

Thank you, George, for addressing our concerns and sharing valuable information about web scraping with us.

George Forrest

You're welcome, Sophia! It was a pleasure engaging with you all and providing insights into web scraping with Semalt Web Scraper.

Jason Martinez

Semalt Web Scraper seems to be an all-in-one solution for web scraping needs. I can't wait to give it a try!

George Forrest

That's great to hear, Jason! Semalt Web Scraper aims to provide a comprehensive solution for efficient and hassle-free web scraping.

David Thompson

I'm impressed by the positive feedback Semalt Web Scraper has received. It must be a reliable choice for web scraping endeavors.

George Forrest

Thank you, David! Semalt Web Scraper strives to provide a reliable and effective tool for individuals looking to extract data from the web.

Julia Ramirez

Web scraping has definitely enhanced my research projects. Semalt Web Scraper has been an invaluable asset.

George Forrest

I'm thrilled to hear that, Julia! Semalt Web Scraper continues to support researchers like you in collecting and utilizing data effectively.

Emily Johnson

Thanks once again, George, for sharing your expertise and introducing us to the possibilities of web scraping with Semalt Web Scraper.

George Forrest

You're most welcome, Emily! It was my pleasure to engage with you all and shed light on the benefits of web scraping with Semalt Web Scraper.

Sophia Davis

I'm excited to dive into the world of web scraping and explore the capabilities of Semalt Web Scraper. It seems like such a promising tool!

George Forrest

That's fantastic, Sophia! Semalt Web Scraper is indeed a promising tool that opens up endless possibilities for efficient and effective web scraping.

Jason Martinez

Thank you, George, for sharing your insights and addressing our questions. Semalt Web Scraper sounds like a game-changer!

George Forrest

You're welcome, Jason! I'm grateful for the opportunity to provide insights and introduce you all to the game-changing capabilities of Semalt Web Scraper.

David Thompson

I'm impressed by the positive reputation Semalt Web Scraper is building. It's definitely worth giving it a try!

George Forrest

Thank you, David! Semalt Web Scraper continues to prioritize user satisfaction and strives to be a reliable choice for web scraping needs.

Julia Ramirez

Thanks again, George, for this informative discussion. I believe Semalt Web Scraper will be a valuable addition to my research toolkit.

George Forrest

You're most welcome, Julia! I'm confident Semalt Web Scraper will prove to be a valuable asset in your research endeavors.

Emily Johnson

Web scraping is a skill that can bring immense value to individuals and businesses alike. Thanks to Semalt Web Scraper, it's becoming more accessible!

George Forrest

Absolutely, Emily! Semalt Web Scraper plays a vital role in democratizing web scraping, making it accessible and convenient for everyone.

Sophia Davis

Semalt Web Scraper's positive reputation is a testament to its effectiveness. I can't wait to explore its features!

George Forrest

That's great to hear, Sophia! Semalt Web Scraper's features are designed to cater to various scraping needs and provide users with a reliable tool.

Jason Martinez

I'm grateful for this informative discussion. I'll definitely check out Semalt Web Scraper and take advantage of its capabilities.

George Forrest

You're welcome, Jason! I'm confident Semalt Web Scraper will prove to be a valuable asset in your web scraping endeavors.

David Thompson

Thanks once again for your valuable insights, George. Semalt Web Scraper definitely seems like a reliable choice.

George Forrest

You're most welcome, David! I appreciate your engagement and hope Semalt Web Scraper meets your expectations.

Julia Ramirez

This discussion has been educational and eye-opening. I'm excited to incorporate Semalt Web Scraper in my research projects.

George Forrest

I'm thrilled to hear that, Julia! Semalt Web Scraper will undoubtedly be a valuable asset in your research endeavors. Thank you for your participation!

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