Put email in queue and send it one by one, by limits.
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Contact Form 7 Domain Blacklist
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Custom post mixItup
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Smooth Scrolling
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Timelines
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SCuD – The ShortCode Disabler
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WP Pretty Filters
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Post Publish Email Notifier
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WPFomo
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Linet ERP Integration For Woocommerce
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WP To Top
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Content Switcher
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Auto Update Post Date
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WP Client Reports
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Checkout Countdown for WooCommerce – Boost Conversions & Reduce Cart Abandonment
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JReferences
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EchBay Phonering Alo
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Partita Iva per Fattura Elettronica
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WCFM and WC Marketplace – The Courier Guy Shipping for WooCommerce
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Store Directory
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Givebutter Widget