Yes, there are various software solutions available to start a marketplace like TaskRabbit. Some popular options are:

1. Sharetribe: This is a platform that allows you to create an online marketplace without any coding skills. It offers a range of features like payment processing, user management, and customized branding.

2. Arcadier: This cloud-based platform offers a range of tools to create a marketplace such as commission management, escrow payments, and analytics.

3. Yo!Coach: This is a marketplace software specifically designed for the coaching and consulting industry. It enables businesses to create a platform on which coaches and clients can connect and share knowledge.

4. Marketify: This software solution provides you with all the necessary tools to create a marketplace like TaskRabbit. It comes with features like easy payment processing, a customizable design, and email notifications.

These are just a few examples of marketplace software that you can use to start your own online marketplace. Each of these platforms has its own set of features and pricing plans, so it's important to choose the one that best suits your needs and budget.