How to Set Up a Self-Hosted Forum When You're Tired of Renting Your Community You wake up one morning and your Discord server got nuked. Or maybe Slack changed their free tier again and your community just lost 10,000 messages of searchable knowledge. Or Reddit decided your subreddit violates some new policy you've never heard of. I've been through two of these three scenarios. The second time it happened — watching months of technical discussions vanish from a free Slack workspace — I finally sat down and solved this properly. Here's the core problem and how to fix it. The actual problem: you don't own your community's data When your project discussions live on a third-party platform, you're one terms-of-service change away from losing everything. This isn't paranoia.…