How to use Multiple Languages with Tesseract ByKannapat Udonpant March 17, 2025 Updated June 22, 2025 Share: Unlock the full potential of text recognition in multiple languages from PDFs and images by watching this tutorial on integrating Tesseract with IronOCR! more... This tutorial provides a comprehensive guide on using Tesseract in conjunction with IronOCR to recognize text in multiple languages from PDFs and images. First, ensure that IronOCR and the necessary language packs are installed in your project using the NuGet package manager. Begin by importing the required namespaces and setting up IronOCR with a valid license key to unlock its full capabilities. Instantiate the IronTesseract object to perform optical character recognition, initially using English as the default language. To add support for additional languages, such as Russian, utilize the method to add a secondary language.Further Reading: How to use Multiple Languages with Tesseract show less