Faster bundler | Rails at Scale

At Shopify, we want our development environments to be fast. Installing dependencies is slow, especially in an application as large as Shopify. bun and uv have dramatically improved install times for TypeScript and Python dependencies. What if we could do the same for Bundler and the Ruby community? Our team at Shopify has been working on a series of improvements to Bundler and RubyGems. Bundler downloads gems up to 200% faster. Cloning git gems is now 3x faster in our monolith. We were also able to decrease the overall bundle install time by 3.5x in one of our applications by precompiling gems thanks to cibuildgem, a new precompilation toolchain we’d love you to try! Here’s an overview of the improvements we’ve made in the last few months:.