Every medicinal chemist is faced with predicting and testing the toxicity of compounds. Since this is such a general problems many computer tools were and are developed to predict toxicity. Many databases contain data about toxicity, and it takes already a wide knowledge of chemoinformatics tools to classify all resources and judge which are the best for a given project.
Let me summarize databases and that AKos Consulting & Solutions GmbH (AKos GmbH) sells:
Databases:
Software:
Internet Search Engine: