- There are multiple online encyclopedias such as Scholapedia or Enciclopedia Libre.
- Some options are supervised by experts, ensuring greater rigor.
- Subject encyclopedias specialize in history, art, science, and more.
- There are also options designed for children and young people with adapted content.
Wikipedia is the most popular source of information on the Internet, but it is not the only option when it comes to seeking knowledge. There are numerous online encyclopedias that offer detailed, specialized and, sometimes, more academically rigorous content. Whether for students, researchers or simply curious people, knowing alternatives to Wikipedia can enrich the search for information.
In this article, we will explore the best online encyclopedias that you can use. as an alternative to WikipediaFrom similar collaborative projects to thematic and academic encyclopedias, you will discover a range of options to find information reliable and verified.
Universal Free Encyclopedia in Spanish
La Universal Free Encyclopedia in Spanish is one of the closest options to Wikipedia. It was born in 2002 as a split from the Spanish version of Wikipedia when some of its editors opposed the idea of including advertising.
Even though Wikipedia has grown exponentially, the Free Encyclopedia remains a relevant source with an active community that updates and improves its content. In addition, it is supported by the Sevilla University.
- Available languages: Spanish.
scholarpedia

scholarpedia is an online encyclopedia created by academics and experts in various fields. Although its appearance is similar to Wikipedia, it is distinguished by its rigorous approval process of content.
Only selected experts can write and edit articles, giving you a higher level of reliability compared to free-editing encyclopedias. Its content focuses mainly on science, technology and mathematics.
- Available languages: English.
citizendium
citizendium It was founded by Larry Sanger, one of the co-founders of Wikipedia, with the aim of creating a more comprehensive encyclopedia. reliable and supervised. It requires its editors to register with their real names, thereby avoiding the anonymity that can be generated by unverified information.
Its approach is intermediate between Wikipedia and Scholarpedia: it allows open editing, but with a stricter supervision to ensure the quality of the items.
- Available languages: English.
Encyclopaedia Britannica
La Encyclopaedia Britannica is one of the most reputable sources of information in the world. Although it has ceased publication in print format, its online version continues to offer high-quality content with information constantly updated.
It has numerous editors and experts in various fields, ensuring that its articles are accurate and trustworthy.
- Available languages: English.
Great Encyclopedia of Spain
For those looking for information about Spain, the Great Encyclopedia of Spain is a great alternative. It is a project supported by the Spanish Ministry of Education and has a large amount of content on Spanish history, culture and society.
In addition, it offers a wide variety of materials such as images, videos and articles organized by categories.
- Available languages: Spanish.
World History Encyclopedia

For history buffs, the World History Encyclopedia is one of the best alternatives. Previously known as 'Ancient History Encyclopedia', it has become a reference in world history.
Its content is presented in the form of Definitions, articles and resource collections, offering a wealth of educational material.
- Available languages: English.
Wikilanguage
Wikilanguage is a project specializing in Spanish that functions as an encyclopedia on grammar, spelling and language rules. Supported by FUNDÉU, it offers a collaborative environment where users can edit and improve articles.
- Available languages: Spanish.
Specific and thematic alternatives
In addition to general encyclopedias, there are many alternatives focused on specific topics:
- Wikifaunia: Encyclopedia of animals and nature.
- ArtHistory: Specialized in art and history.
- Icarito: Educational encyclopedia for children and young people.
- fandom: Great for fictional universes like video games and television series.
Encyclopedias for children and teenagers

For those looking for content focused on children, there are platforms designed to make information more accessible and entertaining:
- Vikidia: Encyclopedia aimed at children and adolescents.
- Kiddle: Safe and child-friendly search engine.
While Wikipedia remains the most widely used encyclopedia, there are many other options that may be more suitable depending on the type of information you are looking for. From expert-reviewed encyclopedias to specialized subject sources, online knowledge is vast and diverse.
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