Shpider

Shpider is an incredible web automation library that is open-source and, most importantly, free. It is designed to make writing crawlers a breeze with its user-friendly features. With Shpider, even simple tasks, such as following links, can be done without having to read the page's source code.

One of the best things about Shpider is its ability to convert relative links from a page into absolute links. Additionally, it provides options to authorize transactions only on a given domain and the choice to download only HTML documents. These features allow users to save a significant amount of time and effort while working with Shpider.

Another noteworthy feature of this software is the syntax used for filling out forms. The syntax is intuitive and easy-to-use, making the task of form filling far more efficient.

It is important to note that Shpider is licensed and distributed under the terms of BSD License. This means it is free software that users can use and distribute without any limitations or fees. Overall, Shpider is an excellent web automation library for Haskell, and it is highly recommended to anyone looking to streamline their web automation tasks.