OpenHands

OpenHands is an AI agent platform built for software teams that need more than code suggestions. Instead of autocompleting lines in an editor, it runs autonomous agents that plan, execute, and ship changes across entire codebases. Think: open a GitHub issue, an agent investigates, writes the fix, runs tests, and opens a pull request for review.

It's model-agnostic by design. You can point it at any LLM, swap models as needs change, and integrate it into existing CI/CD pipelines without rearchitecting your workflow. For teams already using self-hosted developer infrastructure, it fits naturally into that setup.

Key capabilities include:

• Vulnerability remediation: Scans repositories, patches security issues, and opens reviewable PRs automatically
• PR review automation: Reviews pull requests for quality, security, and best practices
• Legacy migration: Migrates COBOL systems to Java with testing and validation built in
• Incident triage: Investigates production errors, traces root causes, and posts actionable debugging summaries
• Test coverage expansion: Generates and maintains tests for new features to catch regressions before they ship
• Parallel execution: Runs thousands of agent tasks simultaneously, not just one at a time

The platform runs inside isolated Docker or Kubernetes environments. Your code stays in your environment, on-prem or private cloud, with full auditability over every agent action and artifact. That matters for teams with strict compliance requirements.

A Large Codebase SDK handles dependency mapping across complex systems, letting multiple agents work in parallel without creating conflicts. This makes it practical for large legacy codebases that most AI tools struggle with.

Teams can interact with OpenHands through a web UI, CLI, or SDK. It integrates directly with GitHub, GitLab, Slack, and standard ticketing tools, so agents can be triggered from wherever work already happens. Developers building their own AI-powered tooling can embed the SDK into custom workflows.

OpenHands has accumulated over 75,000 GitHub stars and an active contributor community. The open-source foundation means full visibility into how agents behave, which is a meaningful difference from closed-source alternatives.