Many of us are good engineers with a great product, but struggle to promote it. Here's a simple playbook to help you get your first 100 users without a marketing budget:

Launch on Fazier
Post on Betalist
Launch on Peerlist
Share in "Show AN on Hacker News
Launch on Uneed
Share in "Products" on Indie Hackers
Showcase on r/SideProject
Submit to Product Hunt
Launch on Microlaunch

Show what you're building with videos and screenshots
Post product updates
Ask for feedback on specific features
• Share testimonials and case studies.
Celebrate your wins
Follow 5-10 top accounts in your niche and engage with their posts

Scan X, Linkedin and Reddit for relevant conversations
Track competitor mentions
Track keywords related to the problem you solve
Look for mentions of specific features
Get alerts for your product's category
Contribute meaningfully, share your product and disclose your affiliation

Write (competitor] alternative pages
Publish feature pages
Write [competitor] pricing pages
Create templates/examples galleries
Turn your FAQs into blog posts
Write [competitor] coupon/discount code pages