ReachOS — Content Reach Optimizer icon

ReachOS — Content Reach Optimizer

by aytuncyildizli@gmail.com · Workflow & Planning
Manifest V3 Free
View in Chrome Web Store Data as of 18 Oct 2026

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

Users
23
+2 in 30 days
Rating
5.0 / 5
unchanged in 30 days
Ratings
1
0 in 30 days
Store rank
#146K
#121K among extensions
Version
4.1.0
updated 19 May 2026

Users

monthly, 7 months
01223Mar 2026Jul 2026Oct 2026
Latest, 18 Oct 2026: 23 usersMove the mouse over the chart for any month

Ratings count

monthly, 7 months
001Mar 2026Jul 2026Oct 2026
Latest, 18 Oct 2026: 1 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About ReachOS — Content Reach Optimizer

❯ 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

Growth

WindowUsersChangeRatingsRating
7 days0+0.0%00.00
30 days+2+9.5%00.00
6 months+15+187.5%00.00

Chrome Web Store search rankings

Where ReachOS — Content Reach Optimizer appears when people search the store, with the 30 day change
Search phrasePosition30 days
reach#22−3
algorithm#63+13

Version history

5 versions recorded
4.1.019 May 2026
4.0.016 May 2026
3.3.03 Apr 2026
3.1.02 Apr 2026
1.0.023 Mar 2026

Details

Category
Workflow & Planning
First seen
23 Mar 2026
Size
99 KB
Languages
en
Pricing
Free
Privacy policy
reach-optimizer.vercel.app
Extension ID
ligaanjkjpgaieabfmbeecehhhfoiecf

Permissions and risk

Moderate riskimpact 2, likelihood 2
Permissions
storage
Site access
https://x.com/*https://twitter.com/*https://api.anthropic.com/*

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