// Run commands & scripts
polarspy-2.0.0
Extremely fast Query Engine for DataFrames, written in Rust
Open source Maintained For agents
IN ONE PARAGRAPH
polars is extremely fast Query Engine for DataFrames, written in Rust.
Good for: Developers who want their agent (Claude Code, Codex, Cursor…) to run commands & scripts.
01How to start
- 1Read the official README for requirements and permissions.
- 2Install it from the official package registry:
pip install polars - 3Tell your agent the command exists (e.g. in AGENTS.md / CLAUDE.md) so it knows when to call it.
02Alternatives & comparison
Compare side by side → datafusion Apache DataFusion SQL Query Engine ★ 9.4k ruff An extremely fast Python linter and code formatter, written in Rust. ★ 50k mycli Rich MySQL Terminal Client with AutoCompletion, Syntax Highlighting, and Dataframes ★ 12k deno A modern runtime for JavaScript and TypeScript. ★ 109k bun Incredibly fast JavaScript runtime, bundler, test runner, and package manager – all in one ★ 96k
03Related
- ›Hugging Face AI Agents Course · Hugging FaceMultilingual (incl. EN/ZH)
- ›huggingface/agents-course · Hugging FaceEnglish
- ›AI Agents for Beginners · MicrosoftMultilingual (incl. EN/ZH)
- ›Building effective agents · AnthropicEnglish
- ›OpenAI: A practical guide to building agents · OpenAIEnglish
- All tutorials →