
GitHub Copilot
GitHub / Microsoft
Code completion and chat in your editor — now with an agent mode too.

Pitched as an autonomous software engineer: takes tickets, ships pull requests.
No — it requires a paid plan.
Devin is made by Cognition (United States).
Engineering teams handing over whole tickets.
Similar tools on the radar: GitHub Copilot, Claude Code, Codex.

Code completion and chat in your editor — now with an agent mode too.

Agentic coding in the terminal and IDE: reads your codebase, edits files, runs commands.

OpenAI’s coding agent that works on tasks in parallel in the cloud or locally.