To create and sell an online course, you'll need the following tools:

Course Creation Tools:

1. Screen recording software (e.g., OBS Studio, Camtasia, ScreenFlow)
2. Video editing software (e.g., Adobe Premiere Pro, Final Cut Pro, DaVinci Resolve)
3. Presentation software (e.g., PowerPoint, Google Slides, Keynote)
4. Audio editing software (e.g., Audacity, Adobe Audition)
5. E-learning authoring tools (e.g., Articulate Storyline, Adobe Captivate)

Learning Management System (LMS):

1. Platforms like Thinkific, Teachable, Kajabi, or Udemy for course hosting and delivery
2. Self-hosted options like WordPress with LMS plugins (e.g., LearnDash, LifterLMS)

Marketing and Sales Tools:

1. Website or landing page builder (e.g., WordPress, Wix, ClickFunnels)
2. Email marketing software (e.g., Mailchimp, ConvertKit, ActiveCampaign)
3. Payment gateway (e.g., Stripe, PayPal, (link unavailable))
4. Affiliate marketing software (e.g., ShareASale, Refersion)
5. Social media management tools (e.g., Hootsuite, Buffer)

Analytics and Tracking Tools:

1. Google Analytics for website tracking
2. Course analytics tools (e.g., Thinkific, Teachable) for course performance tracking

Other Essentials Like:

1. High-quality microphone and webcam for recording
2. Reliable/Stable internet connection
3. Computer or mobile device for course creation and management

Remember, the specific tools you need may vary depending on your course type, target audience, and marketing strategy.

I hope this helps.