Launches
Coming soon
Upcoming launches to watch
Launch archive
Most-loved launches by the community
Launch Guide
Checklists and pro tips for launching
Products
News
Newsletter
The best of Product Hunt, every day
Stories
Tech news, interviews, and tips from makers
Changelog
New Product Hunt features and releases
Community
Discussions
Ask questions, find support, and connect
Streaks
The most active community members
Events
Meet others online and in-person
Advertise
Subscribe
Sign in
William Callahan
Building angel and venture fund platform
#4307127
1 follower
1 following
Follow
About
Activity
Upvotes
4 Collections
2 Stacks
1 Review
Links
Website
Badges
Tastemaker
Gone streaking
Gone streaking 5
Recently Supported
CoffeeSpace
—
Swipe to meet others exploring ideas and find your cofounder
76
•
Android
•
Hiring
•
Business
•
585
SpeedLegal
—
Your personal AI contract negotiator
178
•
SaaS
•
Legal
•
Artificial Intelligence
•
878
Signature Block
—
How to build a successful venture fund
47
•
Newsletters
•
Investing
•
245
The Best Pricing Page Ideas
—
Inspiration for your pricing page with curated collection
51
•
User Experience
•
SaaS
•
Tech
•
265
Canua
—
Find your financial calm
355
•
Fintech
•
Tech
•
Personal Finance
•
478
Sahha
—
API to analyze user mental health passively & securely
119
•
Analytics
•
Developer Tools
•
Artificial Intelligence
•
256
OnlyThreads
—
Turn Slack into a knowledge base
14
•
Slack
•
Productivity
•
Meetings
•
96
Sprig Concept & Usability Testing
—
Test designs and prototypes before you build
82
•
Design Tools
•
User Experience
•
UX Design
•
748
Report