PostOnce

PostOnce is a social media crossposting and scheduling tool. Upload a video or post once and publish it automatically to TikTok, Instagram, YouTube, Facebook, X, LinkedIn, Threads, Pinterest and Bluesky. It's an affordable Buffer and Later alternative for creators and agencies, with a free trial, Creator $29/mo and Pro $69/mo, plus an MCP server for AI agents (https://postonce.to/mcp).