Write Once, Publish Everywhere: Build a Multi-Platform Dev Blog Pipeline with GitHub Actions

Zero to Published: Setting Up a Multi-Platform Dev Blog Pipeline How to write once in Markdown and automatically publish to Dev.to, Hashnode, Medium, and your personal site without losing your sanity or your SEO You spent four hours writing the perfect technical post, hit publish on Dev.to, then remembered you also need to post it to Hashnode. And Medium. And your personal blog. By the time you're done reformatting code blocks for the third platform, you've completely massacred your article. Here's the uncomfortable math: developers who cross-post manually often spend roughly 30–45 minutes per platform adjusting formatting, re-uploading images, and fixing broken syntax highlighting — based on typical manual workflows. That can add up to two or three hours of busywork for every single article—time you could spend actually writing. What if you could write once in Markdown, push to GitHub, and watch your words automatically appear everywhere your readers hang out—with proper formatting, c