Here are some of the most popular global proficiency tests of English:
TOEFL: The Test of English as a Foreign Language (TOEFL) is a standardized test of English proficiency for non-native speakers. It is used by universities and colleges in the United States and other countries to assess the English language proficiency of potential students.
IELTS: The International English Language Testing System (IELTS) is a standardized test of English proficiency for non-native speakers. It is used by universities and colleges in the United Kingdom, Australia, Canada, and New Zealand to assess the English language proficiency of potential students.
Cambridge English: First (FCE): Cambridge English: First (FCE) is a standardized test of English proficiency for non-native speakers. It is accepted by universities and colleges in the United Kingdom and other countries as proof of English language proficiency.
Cambridge English: Advanced (CAE): Cambridge English: Advanced (CAE) is a standardized test of English proficiency for non-native speakers. It is accepted by universities and colleges in the United Kingdom and other countries as proof of high-level English language proficiency.
TOEIC: The Test of English for International Communication (TOEIC) is a standardized test of English proficiency for non-native speakers. It is used by businesses and organizations in the United States and other countries to assess the English language proficiency of potential employees.
Pearson Test of English (PTE): Pearson Test of English (PTE) is a standardized test of English proficiency for non-native speakers. It is used by universities and colleges in Australia, New Zealand, and other countries to assess the English language proficiency of potential students.
Duolingo English Test (DET): Duolingo English Test (DET) is a free online test of English proficiency. It is used by individuals and organizations to assess their English language proficiency.
These are just a few of the many global proficiency tests of English. The specific test that is right for you will depend on your individual needs and goals.