Sites gratuitos permitem detectar o plágio

As seguintes ferramentas especializadas e sites gratuitos permitem detectar o plágio em trabalhos acadêmicos de forma prática e eficiente:

AntiPlagiarist: http://www.anticutandpaste.com/antiplagiarist/
Article Checker: https://www.articlechecker.com/
Check for Plagiarism: https://www.checkforplagiarism.net/
Copyscape: https://www.copyscape.com/
CopySpider: https://copyspider.com.br
Dupli Checker: https://www.duplichecker.com/
Paper Rate: https://www.paperrater.com/
Plagiarism Checker: https://www.plagiarism-checker.me/pt/
Plagiarism.org: https://www.plagiarism.org/
Plagiarisma: http://plagiarisma.net/pt/
Plagium: https://www.plagium.com
Purdue OWL: https://owl.purdue.edu/index.html
Scholar Google: http://scholar.google.com.br/
Tineye: https://tineye.com/