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From research reports and policy positions to real life stories and toolkits, our publications offer insight into corruption and how to prevent and stop it.

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Cover showing people at an anti-corruption protest with one man holding a banner that says: "Lets weed out corruption"

Annual Report 2021

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An overview of Transparency International's activities in 2021.

Report cover with a map of the world, banknotes changing hands and a pen in chains.

Corruption Perceptions Index 2021

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The Corruption Perceptions Index scores 180 countries and territories by their perceived levels of public sector corruption, according to experts and business people.

Cover of tender defender came

Tender Defender – Cards on the Table!

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Tender Defender is a board game that helps civil society, citizens, journalists, activists and others to learn about public procurement and to identify corruption risks that may…

Global Corruption Barometer: European Union 2021

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The Global Corruption Barometer – European Union is the largest, most detailed set of public opinion data on people’s views and experiences of corruption and bribery in all 27 EU…

Three people with masks pose with signes reading "Boot out the corrupt" in front of a colorful wall

Annual Report 2020

Publication •

2020 was an unprecedented year. The outbreak of COVID-19 required innovation and adaption to new challenges. The work of Transparency International was no exception.


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