Tools · Comparison

GitHub Copilot vs Hey, GitHub! vs Nimbalyst

All three are code assistant tools. Here is what separates them.

	GitHub Copilot	Hey, GitHub!	Nimbalyst
What it is	AI pair programmer that helps you write code faster with intelligent suggestions right in your IDE.	A team of researchers and engineers at GitHub prototyping the tools, workflows, and ideas that will shape the future of software development.	Nimbalyst is the visual editor and full-context workspace for Claude Code and Codex. Run parallel sessions, edit tasks, docs, diagrams, mockups, and code, and review every AI change. Free, open source.
Category	Code Assistant	Code Assistant	Code Assistant
Pricing	Paid · $10-$39/mo	Paid	Freemium
How it bills	Flat monthly	Not published	Not published
Free tier	No	No	Yes
Rating	4.6 from 11,200 reviews	Not yet rated	Not yet rated
Features	Real-time code completion Chat-based assistance Multi-file editing Test generation Code explanation Vulnerability detection PR summaries CLI assistance	—	—
What works	Massive productivity boost Multi-language support Excellent IDE integration Learns from your codebase Active development	Sits in Code Assistant, one of the better-covered categories here — easy to compare	—
What does not	Requires subscription Occasional incorrect suggestions Privacy concerns with code Can slow down IDE Variable quality by language	No free tier — it has to be paid for before it can be tried Does not publish a price on its own site, so the cost is only clear after signing up 97 other tools in this catalogue claim to do the same job 45 tools in the same category have a free tier	—