A solo developer shipped a full social media management platform in three weeks using Claude and Codex. BrightBean Studio is open-source, self-hostable, and covers the basics: multi-workspace management, content scheduling, approval workflows, and direct API integrations with 10+ platforms built with autonomous agent tools. It runs on Django 5.x with one-click deploy options. The pitch is simple. Free alternative to Sendible and SocialPilot for agencies tired of paying $100-300/month with per-seat limits. Your credentials, your API calls. No middleman. The Hacker News crowd had mixed feelings. Some called it "genuinely cool." Others raised eyebrows at the "vibe coded in 3 weeks" approach, questioning how battle-tested the code actually is. Fair concern. Social media management means handling API edge cases that only surface under real load. One commenter flagged potential issues with platform terms of service around automated posting. A Django developer on the thread estimated a comparable build would take 3-6 months solo. Whether the code holds up under real agency workloads remains to be seen. But if agencies start trusting it with client accounts, that three-week timeline becomes hard to ignore.