OSIRT® iii - Streamlined Online Investigations.
With OSIRT iii, affordably conduct online and digital investigations. Log captures automatically in the fast Digital Casebook™ and save time with one-click website capture. Stay organised by focusing only on what you need.

Get to know OSIRT
At OSIRT Ltd., we believe in a safer digital world, and through our software and
services, we strive to make a significant contribution towards achieving it.Latest product: OSIRT iii
Our flagship product, OSIRT iii, embodies our ethos of creating user-centric and powerful tools. We're dedicated to empowering our users with the resources they need to conduct thorough and efficient investigations while maintaining the highest standards.
What's our mission?
Our mission is to revolutionise digital investigations by delivering cutting-edge tools that empower professionals to uncover truth, protect the vulnerable, and enhance security in the digital age.
What's our story?
We are proud to be a spin-out company from the University of Hertfordshire in the UK. This reflects our dedication to our roots in cutting-edge research, enhancing our ability to deliver innovative solutions.
Discover the
Power of OSIRT iii
Experience the next level with OSIRT iii, our latest and most refined investigative tool. With a range
of powerful features at your fingertips, it's designed to enhance your workflow.Full Page Capture
With just a click, easily capture full page, partial, and specific area screenshots for detailed documentation.
Easy Browser Integration
OSIRT iii integrates with all your favourite Chromium-based browser.
Download Capture
With just a click, easily capture full page, partial, and specific area screenshots for detailed documentation.
Page Alerts
Enter the tag you are looking for and working with the OSIRT iii Digital Casebook, it will highlight and alert you to the match.
Fully Auditable
All your captures are automatically logged, hashed, and date and time stamped in the OSIRT iii Digital Casebook.
Reporting
Export your report easily with all your captures in a variety of formats for easy presentation and dissemination.
Privacy By Design
Data captured with OSIRT iii stays only on your machine and never touches our servers, respecting your privacy.
Dark Web
With just a click, easily capture full page, partial, and specific area screenshots for detailed documentation.
This is just a glimpse; there are even more capabilities OSIRT iii.
waiting for you. Explore the potential withInvestigators trust OSIRT iii
OSIRT Ltd. is trusted worldwide by professionals across law enforcement, government,
academia, journalism, and law—discover how OSIRT iii makes a difference.OSIRT iii is awesome! Whether you're a seasoned investigator or just starting out, this software has everything you need. The speed and ease of use have made my tasks so much more efficient.
In our non-profit organization, resources are always tight. OSIRT iii has been an extremely cost-effective solution, providing high-quality online investigation capabilities that rival, and better, the more expensive tools in the market.
Ever since I started using OSIRT iii, my online investigations have never been the same. It's unbelievably fast and user-friendly, even for someone like me who isn't tech-savvy.
As a legal professional, accuracy and efficiency are key. OSIRT iii delivers on both fronts, providing precise and rapid data collection for online investigations.
First of all, I would like to congratulate you, the software is unique and intuitive. I do about 1,500 / 2,000 forensic documentations of [activity] on the Internet every year for several clients. Therefore, such fast software is a great time saver.




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The people behind OSIRT
Bringing expertise from academia, software engineering and policing
together to combat the complex challenges of online investigations.Joe Williams applies his specialised knowledge in software engineering and cyber security to guide product development. With a solid academic background from the University of Hertfordshire's School of Physics, Engineering, and Computer Science, his research has focused on Open Source Intelligence (OSINT) tools. Joe's collaboration with various sectors has contributed to the practical application of his research, leading to the creation of OSIRT. This tool has been widely adopted for internet investigations, demonstrating its effectiveness and reliability in the field.
Jeets brings over two decades of experience to his role at OSIRT Ltd, having collaborated closely with UK policing units and agencies, including the National Crime Agency. His diverse background includes strategic roles, where he has overseen teams tackling serious crimes, including high-profile cyber investigations.
Daniel is a first-class graduate from the University of Hertfordshire and a WorldSkills UK 2024 Web Development Gold Medalist. With expertise spanning various fields of software development, Daniel specialises in UI/UX Design and Fullstack Web Development. Recently, he embarked on a machine learning project for OSIRT, demonstrating his versatility, adaptability, and eagerness to embrace new challenges.
Get in touch
For more information about our products and services, please contact us. Report any issues on our help page.
Interested in purchasing OSIRT iii?
Law enforcement, government instituions & educational discount available.
contact@osirt.co.uk Mail us!
MacLaurin Building 4 Bishops Cl,
Hatfield, AL10 9NE