ReachOS — Content Reach Optimizer

Tracking since Apr 1, 2026.

Changelog

• May 22, 2026
  short_description

  Real-time Reach Score for your tweets. Optimize content against algorithm signals.

  Real-time Reach Score for tweets. Aligned to xai-org/x-algorithm. 25 signal predictors, video-first scoring, BYOK AI.

• May 22, 2026
  host_permissions

  https://x.com/*, https://twitter.com/*

  https://x.com/*, https://twitter.com/*, https://api.anthropic.com/*

• Apr 17, 2026
  description

  Know your reach potential before you hit post. ReachOS analyzes your tweet against 29 algorithm-research-backed rules and gives you a 0-100 Reach Score in real time.

  ❯ ReachOS - Know your reach before you post.
  
    Open-source Chrome extension that scores your tweets in real time against 35 algorithm-research-backed rules, predicts your reach, and shows you exactly how to improve it. BYOK (Bring
    Your Own Keys) - fully self-hostable.
  
    --- FEATURES ---
  
    Score Overlay: A live 0-100 Reach Score appears on X.com as you type. Breakdown bars show Hook, Structure, Engagement, Penalties, and Bonuses in real time.
  
    Reach Forecast: Predicts how many impressions your tweet will get. Shows reply probability, bookmark chance, and viral breakout percentage.
  
    What-If Scenarios: See exactly what happens if you remove a link (+52%), add an image (+38%), post at peak time (+25%), or align with a trending topic (+15%). Click to apply.
  
    X-Ray Mode: Scores every tweet on your timeline as you scroll. Color-coded pills (red to purple) show reach potential at a glance. See what works and what doesn't.
  
    AI Auto-Optimize: One click runs 5 rounds of iterative AI rewriting to find the highest-reach version of your tweet. Powered by Claude.
  
    AI Slop Detection: Flags AI-sounding language patterns (28 heuristic patterns + LLM verification). The algorithm penalizes robotic content.
  
    Reply Coach: Notifies you about unanswered replies on your tweets. Replying to engaged followers gives a 150x algorithm distribution boost.
  
    Self-Reply Strategy: Generate a conversation-starting self-reply. Author replies are worth 150x a like in the algorithm.
  
    Trending Alignment: Detects when your tweet matches currently trending topics for bonus reach points.
  
    Posting Time Optimizer: Shows optimal posting windows based on research-backed UTC peak engagement data.
  
    Self-Learning: The system tracks your predictions vs actual performance and auto-calibrates over time. The longer you use it, the more accurate it gets.
  
    BYOK (Bring Your Own Keys): Deploy your own API server or use the hosted instance. Configure in Settings. Fully open-source on GitHub.
  
    --- HOW IT WORKS ---
  
    1. Install ReachOS and open X.com
    2. Start composing a tweet - score appears instantly
    3. Check the Reach Forecast to see predicted impressions
    4. Use What-If Scenarios to optimize before posting
    5. Browse your timeline with X-Ray Mode to learn what works
  
    --- BACKED BY RESEARCH ---
  
    35 rules, 132 tests. Every rule is derived from the open-sourced X algorithm (twitter/the-algorithm), viral pattern analysis, and platform signal research. Not guesswork.
  
    Key signals: Reply = 27x a like. Bookmark = 20x. Media = 2x Earlybird boost. External links = -30 to -50% reach. 3+ hashtags = -40% engagement.
  
    Open source: github.com/AytuncYildizli/reach-optimizer

Permissions & access

Permissions

storage

Host access

https://x.com/*, https://twitter.com/*, https://api.anthropic.com/*

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