Self-hosted email list verifier — syntax, MX, disposable detection, and polite SMTP mailbox probing with catch-all detection. pip install listwash
-
Updated
Aug 29, 2026 - Python
Self-hosted email list verifier — syntax, MX, disposable detection, and polite SMTP mailbox probing with catch-all detection. pip install listwash
Free, fast & 100% private client-side bulk email splitter and list cleaner. Partition 50,000+ emails into custom deliverable batches with commas, semicolons, or line breaks for Gmail, Outlook, and ESP campaigns. Zero server uploads.
Checks links in a markdown file for validity and automatically remove dead ones!
Clean, deduplicate, alphabetize, and format messy text lists online. Strip blank lines, add custom prefixes/suffixes, and sort 100% offline.
To associate your repository with the list-cleaner topic, visit your repo's landing page and select "manage topics."