Postmine

One-click Chrome Extension captures trending posts from LinkedIn, Reddit, Facebook, and X. Your AI transforms each post into 7 platform-ready content.

About Postmine

PostMine is a Chrome extension designed for content creators, marketers, and social media managers who want to quickly turn trending social media posts into multiple types of platform-ready content. By right-clicking on posts from platforms like LinkedIn, Reddit, Facebook, Instagram, or X, users can generate seven different content formats - including blog posts, LinkedIn articles, Twitter threads, and more - in their chosen brand voice. The tool also offers features like bulk capture, a content calendar, AI reply suggestions, and relevance scoring. Pricing starts with a $1 seven-day trial, followed by monthly subscription options.

Best for: content creators, social media managers, marketing teams, solopreneurs, freelance writers

Key features

Generates seven types of content from a single social post, including blog, LinkedIn, Twitter, Facebook, Instagram, Reddit, and FAQ formats.
Allows users to set brand voice profiles for personalized content generation.
Chrome extension enables content capture directly from social media pages.
Bulk capture mode lets users process multiple posts at once for batch content creation.
Content calendar feature helps schedule and track generated posts.
AI reply suggestions provide multiple response options for engagement.
Option to use own API key for AI providers like Claude, OpenAI, Gemini, or DeepSeek.
AI relevance scoring highlights which posts are most suitable for repurposing.

Use cases

Repurposing trending social media discussions into multi-platform content packs.
Batch-generating content for weekly or monthly planning sessions.
Scheduling and managing content publication across platforms.
Engaging with audiences using AI-generated reply suggestions.
Maintaining a consistent brand voice across all content formats.
Quickly accessing and reusing recent content packs from capture history.

Pros

Supports multiple social platforms for content capture.
Offers a low-cost trial to test the service.
No long-term commitment required; cancel anytime.
Supports using a personal AI API key for cost control.

Limitations

Requires Chrome browser for extension functionality.
Credit card required for trial access.
Monthly subscription auto-renews unless cancelled.

Screenshots

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