Soseki The Open-Source Business Operating Platform for Freelancers

Running a freelance business shouldn't require juggling spreadsheets, CRMs, invoicing apps, project trackers, and note-taking tools.

Soseki is an open-source business operating platform for freelancers, consultants, and small agencies. Manage clients, projects, invoices, payments, expenses, questionnaires, and support in one workspace instead of juggling multiple tools and spreadsheets. With multi-currency invoicing and AI-assisted data migration, Soseki helps service businesses spend less time on admin and more time delivering great work.

What You Can Do

• Manage clients and projects

• Create professional invoices and track payments

• Track expenses and business performance

• invoice in multiple currencies

• Create shareable client questionnaires

• Manage support requests

• Migrate data from spreadsheets and other tools with AI assistance

Why Soseki?

Instead of paying for multiple subscriptions and switching between disconnected tools, Soseki provides one integrated platform where everything works together.

Whether you're working with one client or managing dozens of projects, Soseki keeps your business organized while reducing administrative work.

❤️Open Source

Soseki is open source, giving you full control over your data with no vendor lock-in. You can self-host it or contribute to its development.

Thanks for checking out Soseki! 🙌 I'd love to hear your honest feedback—whether it's about the UI, features, pricing, or anything that could make it more useful for freelancers .