TaxEngine
Instant Tax Calculator for Freelancers & Small Business Owners.
- Supports tax systems for JP, US, and UK
- Simulate Invoice System and special tax rules
- Secure client-side calculations
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Tool
VideoWorkbench
High-speed client-side video conversion and compression.
- No server upload required
- FHD/HD/SD resolution scaling
- Easy drag & drop interface
Open Tool
DataSuite
Universal validator and converter for JSON/CSV data.
- JSON/CSV bidirectional conversion
- Real-time syntax validation
- VS Code-style editor experience
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Tool
PDF Utility
事務作業の不便を解消する高機能PDFツール。
- Intuitive merge & reorder via D&D
- Secure client-side processing
- Zero-freeze asynchronous architecture
Open Tool
Privacy Scrubber
個人情報・メタデータを即座に削除するセキュリティツール。
- Remove GPS and device metadata from photos
- Automatic text scrubbing (Email/Phone)
- 100% In-browser processing
Open Tool
WebP/SVG Optimizer
WebP変換とSVG軽量化を同時に行う高速ツール。
- Fast WebP conversion from PNG/JPG
- SVG tag optimization and minification
- Multi-threaded batch processing
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Tool
Regex Sandbox
AI生成正規表現の構造解析・検証ツール。
- AST-based regex structural decomposition
- Real-time highlighted validation
- Don't trust AI, verify here
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Code Polisher
プライバシー重視のコード整形・機密保護ツール。
- Complete local formatting (Zero upload)
- Supports JS/HTML/CSS/SQL
- Auto-detection of secrets (Tokens/Keys)
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Tool