$ s-hub --list-extensions
Browser extensions
that do one thing well.
Lightweight Chrome/Edge extensions focused on privacy and utility.
No bloat, no tracking, no accounts required.
// extensions
Shorts Killer
Block YouTube Shorts with page-specific controls, statistics tracking, and keyboard shortcuts.
X Detox
Clean up your X/Twitter experience by removing ads and unwanted noise.
PromptStash
Save prompts with variable templates, slash commands, and instant insertion. Works with 19+ AI services.
Rakuten Sellers Analytics
楽天市場セラー向けの本格的な分析ツール。キーワード調査、競合分析、利益計算機能を搭載。
Arbitra
Amazon、メルカリ、ヤフオクの価格を一括比較。せどり・転売の利益計算を瞬時に。
Japanese Font Finder
Webページ上のフォント情報を瞬時に検出。游ゴシック、ヒラギノなど日本語フォントに完全対応。
DataPick
Extract data from any website with just a few clicks. Export to CSV, Excel, or Google Sheets.
物件スカウター（購入版）
SUUMOの購入物件で坪単価・㎡単価を自動計算。築年数ハイライト、お気に入り比較、価格履歴で賢い物件探し。
Yahoo快適モード
Yahoo!ニュースの低品質記事を自動フィルタリング。こたつ記事や炎上記事を非表示にして、快適な閲覧体験を。
ReadMark
Automatically saves your reading position on any webpage. Never lose your place in long articles again.
TVer Plus
TVerの視聴体験を向上。2倍速以上の再生、ピクチャインピクチャ、便利なキーボードショートカットに対応。
ZenRead
Distraction-free reader mode for any webpage. Remove ads and sidebars, customize themes and fonts for comfortable reading.
PageMemo
URL-linked notes that auto-appear when you revisit pages. Rich text editor with categories and full-text search.
SnippetVault
Developer-focused code snippet manager. Insert snippets instantly with slash commands in any text field.
TabVault
Developer-focused tab session manager with Stash, Quick Switcher, and crash recovery.
ReShapic
Resize, convert, and optimize images for any platform. Batch processing, 8 languages, and freemium Pro plan.
DataBridge
Transfer data between web pages with visual element mapping. Match elements by number and transfer with one click.
OnPageX
Analyze SEO meta tags, headings, schemas, images, and links with one click. Score your on-page SEO instantly.
Procshot
Auto-record browser actions to create step-by-step guides with screenshots. Export as PDF, Markdown, or HTML.
SnapReply for Gmail
Quick email templates for Gmail. Save, manage, and insert templates with variables in seconds.
SNSCrossPost
Post to X, Threads, Bluesky, and LinkedIn simultaneously. One-click multi-platform publishing.
CookieJar
View, edit, create, delete, export and import cookies. Privacy-first cookie editor with smart auto-categorization.
PagePilot
Convert web pages to clean, LLM-optimized Markdown with token counting. Works with ChatGPT, Claude, and Gemini.
FurimaPro
メルカリ出品を効率化するAIテンプレートツール。カテゴリ別の最適化タイトル・説明文テンプレートで出品作業を大幅短縮。月5件無料。
AdLegalCheck
EC広告・LPを開くだけで景表法・薬機法・ステマ規制のNGワードをリアルタイム検出。リスクスコアとハイライト表示で広告コンプライアンスを自動チェック。
ToritekiCheck
取適法（旧下請法）の取引条件をAIでチェック。支払サイト違反・手形払い・必須記載事項の欠落・禁止行為を右クリック一発で3段階リスク判定。月5回無料。
QuietHours
Block distracting sites automatically during Google Calendar focus events. No manual scheduling — your calendar drives your productivity.
EntryCheck
Visa requirements, entry rules, and travel advisories for 190+ countries — right in your browser. Filter by passport nationality.
InboxSLA
Color-coded SLA badges in Gmail and deadline alerts before client reply windows expire. Set custom SLA hours per client domain.
GhostJob
Detect fake and abandoned job listings on LinkedIn, Indeed, and Glassdoor before you apply. Real-time ghost job scores with signal breakdown.
LectureLoop
Auto-generate flashcards from YouTube lecture transcripts. Spaced repetition review and Anki export. Works on any video with captions.
// no extensions in this category
Best Free Chrome Extensions for Developers (2026)
S-Hub offers 20+ free Chrome extensions for web developers, designers, and power users — built for privacy, with no accounts required.
// font & design tools
- Japanese Font Finder — Identifies 150+ Japanese fonts (Yu Gothic, Hiragino, Noto Sans JP) with full CSS details. Best Chrome extension for CJK web typography inspection.
- PaletteGrab — Extracts color palettes from any image or webpage element. Exports as CSS variables, JSON, or image.
// productivity & data tools
- DataPick — Extracts structured data from any webpage to CSV, JSON, or Google Sheets with point-and-click — no code required.
- Procshot — Auto-records browser actions and generates step-by-step guides with annotated screenshots. Export as PDF or Markdown.
- PromptStash — Saves and organizes AI prompts. One-click insertion into ChatGPT, Claude, Gemini, and any LLM interface.
- ReadMark — Saves your scroll position on every webpage automatically. Return to exactly where you left off in any article.
- CookieJar — Cookie manager with import/export for developers. Useful for testing multi-session flows and debugging cookie-based auth.
// digital wellbeing
- Shorts Killer — Completely removes YouTube Shorts from your feed, search, and sidebar. Rated 5.0 by 10+ users.
- X Detox — Removes algorithmic content from X (Twitter) — trending topics, recommended posts, and ads — leaving only your timeline.
- FocusGuard — Schedule-based site blocker with PIN protection. Blocks distracting sites during work hours automatically.
// popular comparisons
view all → DataPick vs Instant Data Scraper
side-by-side comparison
Procshot vs Scribe
side-by-side comparison
Shorts Killer vs Unhook
side-by-side comparison
SnapReply vs Gmail Templates
side-by-side comparison
CookieJar vs EditThisCookie
side-by-side comparison
PromptStash vs PromptBox
side-by-side comparison
// about
Indie developer based in Japan. Building browser extensions that respect your time and data.
No analytics, no telemetry, no accounts.
