Alternatives to Claude Code

Options that appear in the same research papers as Claude Code, by co-occurrence.

AlternativePapers (with Claude Code)Avg viability
GitHub2
PyTorch1
Docker1
Codex1
Numina-Lean-MCP1
Claude Opus 4.51
Lean1
Numina-Lean-Agent1
Putnam 20251
DAG1