I Built 35+ Free Developer Tools as a Solo Dev Here's Everything I Learned slug: i-built-35-free-developer-tools

1d ago · 12 min read · Six months ago, I had zero users, zero tools, and zero budget. Today, ToolSparkr has 35+ free developer tools, 33 blog posts, 50 programmatic SEO pages, and perfect 100/100 PageSpeed scores — all buil