OpenDevin is an ambitious open-source project dedicated to replicating, enhancing, and innovating upon Devin, an autonomous AI software engineer. Devin leverages tools like a shell, code editor, and web browser to perform complex engineering tasks. The project aims to explore and expand upon these capabilities, identifying strengths and areas for improvement in LLMs for software development. It seeks to engage the open-source community to tackle challenges faced by Code LLMs in practical scenarios, contributing significantly to the field. Currently in alpha, OpenDevin is actively developing a user-friendly UI, a stable agent framework with a robust backend, enhanced agent capabilities for bash scripts and tests, and an evaluation pipeline consistent with Devin's criteria. The team also plans future research in foundation models, specialist capabilities, task planning, and evaluation.