Your Personal Productivity OS
Capture thoughts, organize projects, and stay aligned with what matters. Build OS is your second brain for getting things done.
Free forever • No credit card required
Capture Everything
Brain dump your thoughts freely. AI organizes them into actionable projects and tasks automatically.
Stay Organized
Projects, tasks, and notes all in one place. Never lose track of what you're working on.
Daily AI Insights
Get personalized daily briefs to stay focused on what matters most.
Your workflow, simplified
Build OS adapts to how you think and work, not the other way around.
Brain Dump
Write freely without structure. Just get it all out.
AI Processing
AI extracts projects and tasks from your thoughts.
Organize
Review and refine your organized projects.
Execute
Get daily briefs and track progress effortlessly.
Built for how you actually work
Zero friction capture
No templates or structure required. Just write and let AI do the organizing.
Smart prioritization
AI-powered daily briefs keep you focused on what matters most right now.
Continuous momentum
Track progress, celebrate wins, and maintain momentum across all your projects.
"Launch new product feature, fix customer bug, prepare for team meeting, research competitors..."
3 high-priority tasks • 2 meetings • 1 deadline
Join the productivity revolution
Active Users
Projects Created
Tasks Completed
User Rating
Ready to build your productivity OS?
Join thousands who've transformed their productivity with Build OS. Start organizing your work and life today.