Welcome to the Aleph User Guide and Technical Documentation

Are you a journalist or researcher?

Our user guide helps you getting started with Aleph and has step-by-step instructions that help you get the most out of Aleph.

Read the user guide

Are you a developer or an admin?

Our technical documentation has resources on how to install, run, and extend Aleph, as well as information on Aleph’s architecture.

Read the tech docs

About Aleph

Aleph is a data platform created and maintained by the Organized Crime and Corruption Reporting Project (OCCRP). The tool was built to help investigative journalists track people and companies, usually as part of their corruption investigations.

What Aleph can do for you

👀 Find insights in large volumes of data
☁️ Securely upload documents and leaks
📄 Make scanned documents searchable
🕸 Visualize relationships with network diagrams
🏢 Compare names of people and companies against hundreds of datasets
📆 Create timelines of events

Get in touch

Do you have a question about Aleph? Would you like to report a bug or request a feature?

Find out how to get in touch

Get support

We provided limited community support for qualifying individuals and organizations.

Read our support policy