Summary
Bun says v1.4 adds 1,517 Node tests, fixes 2,900 issues, cuts idle CPU use by five times, reduces memory use by up to 35 percent and starts up to 50 percent faster on Linux. The release also adds Bun.Image, Bun.WebView, Bun.markdown, Bun.cron, Bun.Terminal, parallel test execution and package-manager audit and repair commands.
Why it matters
Bun is consolidating runtime, bundling, testing and package-management workflows while attempting a major implementation transition.
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