npm / csv-parser
csv-parser
What changed in csv-parser 2 to 3, from its official release notes, upgrade guides and advisories. Sources checked 2026-10-27.
2 breaking2 new APIs and options1 performance2 fixes and other
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npx @unstale/cli initcsv-parser 32 changes
Breaking changes 1
Support for Node 8 is dropped.
Fixes and other changes 1
Fixes losing all headers after a broken line.
csv-parser 25 changes
Breaking changes 1
Support for legacy Node versions outside Maintenance or Active LTS is dropped.
New APIs and options 2
Allows headers: false and uses index column names.
Adds the skipLines option.
Performance 1
Benchmarks are moderately faster.
Fixes and other changes 1
Uses RangeError.