External Resources

External Resources

Tier: Beginner

Curated links to learning material, community Q&A, and adjacent projects.

Try qsv in your browser

• qsv.dathere.com — run qsv against a sample CSV in your browser. No install required.

Interactive lessons

• 100.dathere.com — interactive lessons and exercises. Progressive — start at lesson 1, work your way up.
• 100.dathere.com exercises-setup — set up shell completion for the exercises.

Conference talks (slides)

• NYC School of Data 2026 — most recent qsv overview
• csv,conf,v9
• PyCon US 2025
• csv,conf,v8
• NYC School of Data 2022 — the introductory talk

datHere blog series — "Have we achieved ACI?"

A three-part series exploring AI-augmented Civic Intelligence with qsv at the center:

1. The People's API is finally here (Jan 2026)
2. NYC Snow Analysis 2010–2026 with Claude Cowork
3. NYC Housing Policy SOD 2026

These walk through real analyses using qsv + Claude Cowork end-to-end. Excellent reading if you're new to the AI-augmented workflow.

Canonical docs (in the qsv repo)

• /docs/whirlwind_tour.md — the original hands-on guided tour through wcp.csv
• /docs/PERFORMANCE.md — performance tuning
• /docs/BENCHMARKS.md — benchmark methodology
• /docs/STATS_DEFINITIONS.md — every stats metric defined
• /docs/ENVIRONMENT_VARIABLES.md — every env var
• /docs/Validate.md — JSON Schema validation deep-dive
• /docs/Fetch.md — HTTP fetching deep-dive
• /docs/Describegpt.md — describegpt deep-dive
• /docs/INTERPRETERS.md — Luau / Python integration

Live benchmark dashboard

• qsv.dathere.com/benchmarks — live benchmark results across qsv versions, hardware, and workloads. The numbers cited in docs/BENCHMARKS.md and across this wiki link here.

Community

• GitHub Discussions — Q&A, FAQ, announcements, show-and-tell
  • FAQ category — the evolving canonical Q&A
  • Q&A category — ask anything
  • Show & Tell — share your workflows
  • Ideas — feature requests
• GitHub Issues — confirmed bugs only

Adjacent projects

datHere ecosystem

• qsv pro — desktop GUI companion
• qsv-recipes — community Luau scripts (ISBN, unemployment, stemming, geographic, time-series, …)
• qsv-lookup-tables — curated reference CSVs accessible via the dathere:// URL scheme
• qsv-cookiecutter — project scaffold for qsv-based pipelines
• DataPusher+ — CKAN extension powered by qsvdp

Notebooks

• contrib/notebooks/ — Jupyter / Colab notebooks
  • qsv-colab-quickstart.ipynb
  • Whirlwindtour.ipynb
  • intro-to-count.ipynb
  • qsv_benchmark.ipynb

Packaging

• repology — packaging status across 30+ Linux distros and package managers
• crates.io: qsv — Cargo package page
• Homebrew formula — brew install qsv
• Arch packages — pacman -S qsv
• Scoop — scoop install qsv
• MacPorts — sudo port install qsv
• conda-forge — conda install conda-forge::qsv
• Nixpkgs — nix-shell -p qsv
• Mise — mise use -g qsv@latest
• Void Linux — sudo xbps-install qsv

Underlying libraries (worth knowing)

• Polars — vectorized query engine; powers sqlp, joinp, pivotp
• csvlens — TUI viewer; powers lens
• jaq — jq-clone JSON query; powers fetch --jaq
• MiniJinja — Jinja2 templating; powers template, fetchpost --payload-tpl, describegpt prompts
• Geonames — places gazetteer; powers geocode
• MaxMind GeoLite2 — IP geolocation; powers geocode iplookup
• BLAKE3 — cryptographic hash; powers blake3
• jsonschema-rs — fastest Rust JSON Schema validator; powers validate
• Apache DataSketches — approximate algorithms; powers --cardinality-method approx / --quantile-method approx / --sketch-method frequent_items
• Pragmastat — robust statistics library; powers pragmastat

Cited in academic / industry work

• Zenodo DOI — cite qsv in publications
• FOSSA license report — license / dependency audit
• DeepWiki: dathere/qsv — AI-generated overview of the codebase

Sponsor / support

If qsv saves you time, consider sponsoring datHere — that's what keeps development active.

See also

• Home
• FAQ
• Comparison vs others
• Why qsv?
• Integrations
• Contributing to the Wiki