The 250 one-liners that built
data engineering in 2026.

Hand-curated shell pipelines combining apify · jq · claude · gemini · duckdb · groq · miller. Every entry runs as-is on a fresh laptop. Copy. Run. Learn.

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44 of 250 · 206 to go · finish line July 31, 2026 🏁

last updated2026-05-11

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Today's HN top 10, ranked by score

curl -s "https://hacker-news.firebaseio.com/v0/topstories.json" \ | jq -r '.[0:30][]' \ | …

Full-text search HN by keyword

curl -s "https://hn.algolia.com/api/v1/search?query=claude+code&tags=story&hitsPerPage=20"…

Top posts of any subreddit, today

curl -s -A "oneliner101/1.0" \ "https://www.reddit.com/r/LocalLLaMA/top.json?limit=25&t=da…

Any GitHub user's stars → markdown list

curl -s "https://api.github.com/users/torvalds/starred?per_page=50" \ | jq -r '.[] | "- [\…

Wikipedia article summary in 1 line

curl -s "https://en.wikipedia.org/api/rest_v1/page/summary/Functional_programming" \ | jq …

HN front page → Gemini 3.1 Pro analysis

curl -s "https://hacker-news.firebaseio.com/v0/topstories.json" \ | jq -r '.[0:30][]' \ | …

curljqxargsgemini

Reddit trending → Claude 1-line take

curl -s -A "oneliner101/1.0" \ "https://www.reddit.com/r/MachineLearning/top.json?limit=25…

Wikipedia article → 5-year-old explanation

curl -s "https://en.wikipedia.org/api/rest_v1/page/summary/Homotopy_type_theory" \ | jq -r…

Apify hello-world → jq field extract

apify call apify/hello-world -s -o | jq -r '.[0].url'

JSON from curl → DuckDB analysis via /dev/stdin

curl -s "https://hn.algolia.com/api/v1/search?query=duckdb&hitsPerPage=100" \ | jq '.hits'…

What's my IP and where is it?

curl -s https://ipapi.co/json/ \ | jq -r '"\(.ip)\t\(.city), \(.country_name)\t\(.org)\t\(…

Live currency rates, no API key

curl -s "https://open.er-api.com/v6/latest/USD" \ | jq '{base: .base_code, time: .time_las…

Most-starred repos in any language

curl -s "https://api.github.com/search/repositories?q=language:rust&sort=stars&order=desc&…

Should I read this HN thread? Claude TL;DR

ID=42583107 # any HN story id curl -s "https://hn.algolia.com/api/v1/items/$ID" \ | jq -…

PyPI download stats for any package

curl -s "https://pypistats.org/api/packages/pandas/recent" \ | jq '.data'

Wikipedia page views over time

curl -s "https://wikimedia.org/api/rest_v1/metrics/pageviews/per-article/en.wikipedia/all-…

Schema-validated LLM output with claude --json-schema

curl -s -A "oneliner101/1.0" \ "https://www.reddit.com/r/LocalLLaMA/top.json?limit=20&t=da…

Gemini structured JSON envelope with -o json

curl -s "https://en.wikipedia.org/api/rest_v1/page/summary/Transformer_(deep_learning_arch…

Production-grade reasoning that doesn't stall — --fallback-model

curl -s "https://hacker-news.firebaseio.com/v0/topstories.json" \ | jq -r '.[0:30][]' \ | …

curljqxargsclaude

Pure-LLM lockdown mode with --tools ""

curl -s "https://hn.algolia.com/api/v1/search?tags=front_page&hitsPerPage=20" \ | jq -r '.…

LLM persona via --append-system-prompt

curl -s -A "oneliner101/1.0" \ "https://www.reddit.com/r/singularity/top.json?limit=15&t=w…

Capped fan-out across N inputs with --max-budget-usd

SUBS=(MachineLearning LocalLLaMA singularity ClaudeAI OpenAI) mkdir -p /tmp/sub # Stage 1…

parallelcurljqclaude

Groq speed lane via llm -m groq-llama-3.3-70b-versatile

curl -s "https://hn.algolia.com/api/v1/search?query=duckdb&hitsPerPage=20" \ | jq -r '.hit…

SQS: drain a queue to local JSONL

Q="https://sqs.eu-west-1.amazonaws.com/123456789012/my-queue" while MSGS=$(aws sqs receiv…

SQS: replay DLQ messages back to source

DLQ="https://sqs.eu-west-1.amazonaws.com/123/my-dlq" SRC="https://sqs.eu-west-1.amazonaws.…

CloudWatch Logs Insights from the CLI

QID=$(aws logs start-query \ --log-group-name /aws/lambda/my-function \ --start-time $(($(…

EC2: every running instance on one line each

aws ec2 describe-instances \ --filters 'Name=instance-state-name,Values=running' \ | jq -r…

S3: top 20 biggest objects in a bucket

aws s3api list-objects-v2 --bucket my-bucket --max-items 5000 \ | jq -r '.Contents | sort_…

AWS Cost Explorer: top spend → gemini analysis

START=$(date -u -v-30d +%Y-%m-%d 2>/dev/null || date -u -d '-30 days' +%Y-%m-%d) END=$(dat…

Lambda: every function ranked by memory + timeout

aws lambda list-functions --max-items 500 \ | jq -r '.Functions | sort_by(-.MemorySize) | …

SQS DLQ: peek poison pills → claude triage table

aws sqs receive-message \ --queue-url https://sqs.eu-central-1.amazonaws.com/123456789012/…

CloudWatch alarm → 30-min context dump → claude RCA memo

ALARM=prod-orders-api-5xx-rate; LOGS=/aws/lambda/prod-orders-api; \ A=$(aws cloudwatch des…

Unattached EBS volumes + snapshots → claude cleanup plan

REGION=${AWS_REGION:-eu-central-1}; NOW=$(date -u +%s); SNAPS=$(aws ec2 describe-snapshots…

RDS audit (CPU + connections, 7d) → claude downsize plan

REGION=${AWS_REGION:-eu-central-1}; END=$(date -u +%Y-%m-%dT%H:%M:%SZ); START=$(date -u -v…

SQS fleet health snapshot → claude wedge-vs-starve diagnosis

END=$(date -u +%Y-%m-%dT%H:%M:%SZ); START=$(date -u -v-1H +%Y-%m-%dT%H:%M:%SZ 2>/dev/null …

ECS stopped-task postmortem → claude root-cause classifier

aws ecs list-clusters --query 'clusterArns[]' --output text | tr '\t' '\n' | while read -r…

Athena: audit last 50 queries for bytes-scanned hogs via claude

IDS=$(aws athena list-query-executions --work-group analytics-prod --max-items 50 --query …

Glue: triage last 100 job runs for failure patterns with claude

aws glue get-job-runs --job-name reprocess-events-daily --max-items 100 \ | jq '{ job: "re…