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Happy Birthday, Shai-Hulud
It has been one year since Shai-Hulud made its first appearance on npm.
@readystack/sepa-pain001-reject-lint
Advanced tools
Find the lines your bank will refuse before you send the batch
Find the lines your bank will refuse before you send the batch
npx @readystack/sepa-pain001-reject-lint file
Node 18+. The same 25 rules as the VS Code extension, from a terminal or CI.
--rules lists every rule@readystack/sepa-pain001-reject-lint --dir ./templates --report html --out report.html
By hand this is 25 rule checks per transaction, read against the EPC rulebook every time the batch changes
Claude Code · Cursor · Windsurf · any MCP client - add to your MCP config:
{ "mcpServers": { "sepa-pain001-reject-lint": { "command": "npx", "args": ["-y", "@readystack/sepa-pain001-reject-lint", "--mcp"] } } }
Tools: check_text and check_file (free) · check_dir (licence; the full sweep is free for 7 days). The agent gets every finding with the line number.
- name: SEPA pain.001 Reject Lint
run: npx -y @readystack/sepa-pain001-reject-lint --dir . --ci
(container: docker run --rm -v "$PWD:/work" getreadystack/sepa-pain001-reject-lint --dir /work --ci)
Try the full run free for 7 days — no key needed. Then one licence, 7-day refund, no questions. Set READYSTACK_LICENSE=<key> or run --license <key> once.
FAQs
Find the lines your bank will refuse before you send the batch
We found that @readystack/sepa-pain001-reject-lint demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 1 open source maintainer collaborating on the project.

Security News
It has been one year since Shai-Hulud made its first appearance on npm.

Research
/Security News
Operators behind PolinRider used a compromised GitHub account to plant malware in four development versions of a Packagist package with 700,000+ downloads.

Security News
GitHub Actions now supports cache-mode, a least-privilege control on the Actions cache aimed at the cache poisoning technique behind recent compromises.