GitHub Copilot SDK vs Rig

GitHub Copilot SDK and Rig are both agent frameworks. GitHub Copilot SDK is published by GitHub and Rig by Playgrounds. On GitHub, GitHub Copilot SDK has 10,571 stars and Rig has 8,963. Both were last active in Oct 2026. The table lines up where they differ (publisher, GitHub stars, weekly downloads and category) and has the install commands for both. Everything here comes from the listings' public sources and is refreshed daily. GitHub Copilot SDK describes itself as: Multi-language SDKs for embedding the GitHub Copilot agent runtime, with planning, tool calls and file edits, in your apps. Rig: Rust library for LLM applications with agents, tool calling, streaming and 20+ model providers, plus a terminal coding agent. Licenses: GitHub Copilot SDK MIT, Rig MIT.