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OpenJPDF - PDF Editor

License Version Platform

โปรแกรฑแก้ไข PDF ΰΈ ΰΈ²ΰΈ©ΰΈ²ΰΉ„ΰΈ—ΰΈ’ ΰΉƒΰΈŠΰΉ‰ΰΈ‡ΰΈ²ΰΈ™ΰΈŸΰΈ£ΰΈ΅ ΰΉ€ΰΈžΰΈ·ΰΉˆΰΈ­ΰΈͺΰΈ±ΰΈ‡ΰΈ„ΰΈ‘

OpenJPDF เป็นโปรแกรฑแก้ไข PDF แบบΰΈͺΰΈ‘ΰΈšΰΈΉΰΈ£ΰΈ“ΰΉŒ ΰΈžΰΈ±ΰΈ’ΰΈ™ΰΈ²ΰΈ‚ΰΈΆΰΉ‰ΰΈ™ΰΈ”ΰΉ‰ΰΈ§ΰΈ’ .NET 8 แΰΈ₯ΰΈ° WPF ΰΈ­ΰΈ­ΰΈΰΉΰΈšΰΈšΰΈ‘ΰΈ²ΰΉ€ΰΈžΰΈ·ΰΉˆΰΈ­ΰΉƒΰΈ«ΰΉ‰ΰΈ›ΰΈ£ΰΈ°ΰΉ‚ΰΈ’ΰΈŠΰΈ™ΰΉŒΰΈΰΈ±ΰΈšΰΈͺΰΈ±ΰΈ‡ΰΈ„ΰΈ‘ΰΉ‚ΰΈ”ΰΈ’ΰΉ„ΰΈ‘ΰΉˆΰΈ‘ΰΈ΅ΰΈ„ΰΉˆΰΈ²ΰΉƒΰΈŠΰΉ‰ΰΈˆΰΉˆΰΈ²ΰΈ’

ΰΉƒΰΈšΰΈ­ΰΈ™ΰΈΈΰΈΰΈ²ΰΈ•: GNU Affero General Public License v3 (AGPLv3) - See LICENSE file


πŸ“‹ ΰΈ„ΰΈΈΰΈ“ΰΈͺΰΈ‘ΰΈšΰΈ±ΰΈ•ΰΈ΄ΰΈ«ΰΈ₯ัก (Key Features)

✏️ การแก้ไขแΰΈ₯ΰΈ°ΰΉƒΰΈͺΰΉˆΰΈ‚ΰΉ‰ΰΈ­ΰΈ„ΰΈ§ΰΈ²ΰΈ‘ (Editing & Annotations)

  • βœ… เปิดแΰΈ₯ΰΈ°ΰΈ”ΰΈΉΰΉ„ΰΈŸΰΈ₯์ PDF ΰΉ„ΰΈ”ΰΉ‰ΰΈ£ΰΈ§ΰΈ”ΰΉ€ΰΈ£ΰΉ‡ΰΈ§
  • βœ… ΰΉ€ΰΈžΰΈ΄ΰΉˆΰΈ‘ΰΈ‚ΰΉ‰ΰΈ­ΰΈ„ΰΈ§ΰΈ²ΰΈ‘ (Text Annotation) ΰΈ£ΰΈ­ΰΈ‡ΰΈ£ΰΈ±ΰΈšΰΈŸΰΈ­ΰΈ™ΰΈ•ΰΉŒΰΉ„ΰΈ—ΰΈ’
  • βœ… ΰΉ€ΰΈžΰΈ΄ΰΉˆΰΈ‘ΰΈ£ΰΈΉΰΈ›ΰΈ ΰΈ²ΰΈž (Image Annotation) ΰΈ₯งในเอกΰΈͺΰΈ²ΰΈ£
  • βœ… ΰΉ€ΰΈžΰΈ΄ΰΉˆΰΈ‘ΰΈ£ΰΈΉΰΈ›ΰΈ£ΰΉˆΰΈ²ΰΈ‡ (Shape Annotation): ΰΈͺΰΈ΅ΰΉˆΰΉ€ΰΈ«ΰΈ₯ม่ฒฑ วงกΰΈ₯ΰΈ‘ ΰΉ€ΰΈͺΰΉ‰ΰΈ™
  • βœ… แก้ไขแΰΈ₯ΰΈ°ΰΈ’ΰΉ‰ΰΈ²ΰΈ’ΰΈ•ΰΈ³ΰΉΰΈ«ΰΈ™ΰΉˆΰΈ‡ΰΈ­ΰΈ­ΰΈšΰΉ€ΰΈˆΰΉ‡ΰΈΰΈ•ΰΉŒΰΉ„ΰΈ”ΰΉ‰ΰΈ‡ΰΉˆΰΈ²ΰΈ’
  • βœ… ΰΈ£ΰΈ­ΰΈ‡ΰΈ£ΰΈ±ΰΈš OCR (Optical Character Recognition) ทั้งภาษาไทฒแΰΈ₯ะอังก฀ษ

πŸ“‘ ΰΉ€ΰΈ„ΰΈ£ΰΈ·ΰΉˆΰΈ­ΰΈ‡ΰΈ‘ΰΈ·ΰΈ­ΰΈˆΰΈ±ΰΈ”ΰΈΰΈ²ΰΈ£ PDF (PDF Tools)

  • βœ… ΰΈ£ΰΈ§ΰΈ‘ΰΉ„ΰΈŸΰΈ₯์ PDF ΰΈ«ΰΈ₯ΰΈ²ΰΈ’ΰΉ„ΰΈŸΰΈ₯ΰΉŒΰΉ€ΰΈ‚ΰΉ‰ΰΈ²ΰΈ”ΰΉ‰ΰΈ§ΰΈ’ΰΈΰΈ±ΰΈ™ (Merge PDFs)
  • βœ… แฒกหน้า PDF ΰΉ€ΰΈ›ΰΉ‡ΰΈ™ΰΉ„ΰΈŸΰΈ₯์แฒก (Split Pages)
  • βœ… ΰΈ₯ΰΈšΰΈ«ΰΈ™ΰΉ‰ΰΈ²ΰΈ—ΰΈ΅ΰΉˆΰΉ„ΰΈ‘ΰΉˆΰΈ•ΰΉ‰ΰΈ­ΰΈ‡ΰΈΰΈ²ΰΈ£ΰΈ­ΰΈ­ΰΈΰΈˆΰΈ²ΰΈΰΉ€ΰΈ­ΰΈΰΈͺΰΈ²ΰΈ£
  • βœ… ΰΈ—ΰΈ³ΰΈͺΰΈ³ΰΉ€ΰΈ™ΰΈ²ΰΈ«ΰΈ™ΰΉ‰ΰΈ² (Duplicate Pages)
  • βœ… หฑุนหน้าเอกΰΈͺΰΈ²ΰΈ£ΰΉ„ΰΈ”ΰΉ‰ (Rotate Pages)
  • βœ… ΰΈˆΰΈ±ΰΈ”ΰΉ€ΰΈ£ΰΈ΅ΰΈ’ΰΈ‡ΰΈ₯ΰΈ³ΰΈ”ΰΈ±ΰΈšΰΈ«ΰΈ™ΰΉ‰ΰΈ² (Reorder Pages)

🎨 ΰΈ„ΰΈΈΰΈ“ΰΈͺΰΈ‘ΰΈšΰΈ±ΰΈ•ΰΈ΄ΰΈ­ΰΈ·ΰΉˆΰΈ™ΰΉ† (Other Features)

  • βœ… ΰΈ£ΰΈ­ΰΈ‡ΰΈ£ΰΈ±ΰΈšΰΈ«ΰΈ₯าฒเอกΰΈͺΰΈ²ΰΈ£ΰΈžΰΈ£ΰΉ‰ΰΈ­ΰΈ‘ΰΈΰΈ±ΰΈ™ (Multi-tab)
  • βœ… แΰΈͺΰΈ”ΰΈ‡ΰΈ•ΰΈ±ΰΈ§ΰΈ­ΰΈ’ΰΉˆΰΈ²ΰΈ‡ΰΈ«ΰΈ™ΰΉ‰ΰΈ²ΰΉ€ΰΈ­ΰΈΰΈͺΰΈ²ΰΈ£ (Page Thumbnails)
  • βœ… โหฑดการนำเΰΈͺΰΈ™ΰΈ­ (Presentation Mode) กด F5
  • βœ… ΰΉ€ΰΈžΰΈ΄ΰΉˆΰΈ‘ΰΈ«ΰΈ±ΰΈ§ΰΈΰΈ£ΰΈ°ΰΈ”ΰΈ²ΰΈ©ΰΉΰΈ₯ะท้าฒกระดาษ (Header & Footer)
  • βœ… ระบบ Undo/Redo
  • βœ… ΰΈ£ΰΈ­ΰΈ‡ΰΈ£ΰΈ±ΰΈšΰΈΰΈ²ΰΈ£ΰΉ€ΰΈ›ΰΈ΄ΰΈ”ΰΉ„ΰΈŸΰΈ₯ΰΉŒΰΈ”ΰΉ‰ΰΈ§ΰΈ’ Drag & Drop
  • βœ… ΰΈ£ΰΈ­ΰΈ‡ΰΈ£ΰΈ±ΰΈšΰΈ ΰΈ²ΰΈ©ΰΈ²ΰΉ„ΰΈ—ΰΈ’ΰΉ€ΰΈ•ΰΉ‡ΰΈ‘ΰΈ£ΰΈΉΰΈ›ΰΉΰΈšΰΈš

πŸš€ ΰΈ§ΰΈ΄ΰΈ˜ΰΈ΅ΰΈ•ΰΈ΄ΰΈ”ΰΈ•ΰΈ±ΰΉ‰ΰΈ‡ (Installation)

ΰΈ”ΰΈ²ΰΈ§ΰΈ™ΰΉŒΰΉ‚ΰΈ«ΰΈ₯ดโปรแกรฑ (Download)

  1. ΰΉ„ΰΈ›ΰΈ—ΰΈ΅ΰΉˆΰΈ«ΰΈ™ΰΉ‰ΰΈ² Releases
  2. ΰΈ”ΰΈ²ΰΈ§ΰΈ™ΰΉŒΰΉ‚ΰΈ«ΰΈ₯ΰΈ”ΰΉ„ΰΈŸΰΈ₯ΰΉŒΰΈ•ΰΈ΄ΰΈ”ΰΈ•ΰΈ±ΰΉ‰ΰΈ‡ OpenJPDF-Setup-1.0.0.exe
  3. ΰΈ£ΰΈ±ΰΈ™ΰΉ„ΰΈŸΰΈ₯ΰΉŒΰΈ•ΰΈ΄ΰΈ”ΰΈ•ΰΈ±ΰΉ‰ΰΈ‡ΰΉΰΈ₯ΰΈ°ΰΈ—ΰΈ³ΰΈ•ΰΈ²ΰΈ‘ΰΈ‚ΰΈ±ΰΉ‰ΰΈ™ΰΈ•ΰΈ­ΰΈ™

ΰΈ„ΰΈ§ΰΈ²ΰΈ‘ΰΈ•ΰΉ‰ΰΈ­ΰΈ‡ΰΈΰΈ²ΰΈ£ΰΈ£ΰΈ°ΰΈšΰΈš (System Requirements)

  • ΰΈ£ΰΈ°ΰΈšΰΈšΰΈ›ΰΈΰΈ΄ΰΈšΰΈ±ΰΈ•ΰΈ΄ΰΈΰΈ²ΰΈ£: Windows 10 ΰΈ‚ΰΈΆΰΉ‰ΰΈ™ΰΉ„ΰΈ›
  • ΰΉ€ΰΈŸΰΈ£ΰΈ‘ΰΉ€ΰΈ§ΰΈ΄ΰΈ£ΰΉŒΰΈ: .NET 8.0 Runtime
  • ΰΈ«ΰΈ™ΰΉˆΰΈ§ΰΈ’ΰΈ„ΰΈ§ΰΈ²ΰΈ‘ΰΈˆΰΈ³: RAM ΰΈ‚ΰΈ±ΰΉ‰ΰΈ™ΰΈ•ΰΉˆΰΈ³ 2 GB (แนะนำ 4 GB)
  • ΰΈžΰΈ·ΰΉ‰ΰΈ™ΰΈ—ΰΈ΅ΰΉˆΰΈˆΰΈ±ΰΈ”ΰΉ€ΰΈΰΉ‡ΰΈš: 100 MB

πŸ“– ΰΈ§ΰΈ΄ΰΈ˜ΰΈ΅ΰΉƒΰΈŠΰΉ‰ΰΈ‡ΰΈ²ΰΈ™ (Usage Guide)

ΰΉ€ΰΈ›ΰΈ΄ΰΈ”ΰΉ„ΰΈŸΰΈ₯์ PDF (Open PDF)

  • ΰΈ§ΰΈ΄ΰΈ˜ΰΈ΅ΰΈ—ΰΈ΅ΰΉˆ 1: ΰΈ„ΰΈ₯ΰΈ΄ΰΈΰΈ›ΰΈΈΰΉˆΰΈ‘ Open ΰΈšΰΈ™ Toolbar หรือกด Ctrl+O
  • ΰΈ§ΰΈ΄ΰΈ˜ΰΈ΅ΰΈ—ΰΈ΅ΰΉˆ 2: ΰΈ₯ΰΈ²ΰΈΰΉ„ΰΈŸΰΈ₯์ PDF ΰΈ‘ΰΈ²ΰΈ§ΰΈ²ΰΈ‡ΰΉƒΰΈ™ΰΈ«ΰΈ™ΰΉ‰ΰΈ²ΰΈ•ΰΉˆΰΈ²ΰΈ‡ΰΉ‚ΰΈ›ΰΈ£ΰΉΰΈΰΈ£ΰΈ‘ (Drag & Drop)

ΰΉ€ΰΈžΰΈ΄ΰΉˆΰΈ‘ΰΈ‚ΰΉ‰ΰΈ­ΰΈ„ΰΈ§ΰΈ²ΰΈ‘ (Add Text)

  1. ΰΈ„ΰΈ₯ΰΈ΄ΰΈΰΈ›ΰΈΈΰΉˆΰΈ‘ ΰΉ€ΰΈžΰΈ΄ΰΉˆΰΈ‘ΰΈ‚ΰΉ‰ΰΈ­ΰΈ„ΰΈ§ΰΈ²ΰΈ‘ (Add Text) ΰΈšΰΈ™ Toolbar
  2. ΰΈ„ΰΈ₯ΰΈ΄ΰΈΰΈ•ΰΈ³ΰΉΰΈ«ΰΈ™ΰΉˆΰΈ‡ΰΈ—ΰΈ΅ΰΉˆΰΈ•ΰΉ‰ΰΈ­ΰΈ‡ΰΈΰΈ²ΰΈ£ΰΉ€ΰΈžΰΈ΄ΰΉˆΰΈ‘ΰΉƒΰΈ™ΰΈ«ΰΈ™ΰΉ‰ΰΈ² PDF
  3. ΰΈžΰΈ΄ΰΈ‘ΰΈžΰΉŒΰΈ‚ΰΉ‰ΰΈ­ΰΈ„ΰΈ§ΰΈ²ΰΈ‘ΰΉƒΰΈ™ΰΈΰΈ₯ΰΉˆΰΈ­ΰΈ‡ΰΉΰΈΰΉ‰ΰΉ„ΰΈ‚
  4. ΰΈ›ΰΈ£ΰΈ±ΰΈšΰΈŸΰΈ­ΰΈ™ΰΈ•ΰΉŒ ΰΈ‚ΰΈ™ΰΈ²ΰΈ” แΰΈ₯ΰΈ°ΰΈͺมได้ตาฑต้องการ

ΰΉ€ΰΈžΰΈ΄ΰΉˆΰΈ‘ΰΈ£ΰΈΉΰΈ›ΰΈ ΰΈ²ΰΈž (Add Image)

  1. ΰΈ„ΰΈ₯ΰΈ΄ΰΈΰΈ›ΰΈΈΰΉˆΰΈ‘ ΰΉ€ΰΈžΰΈ΄ΰΉˆΰΈ‘ΰΈ£ΰΈΉΰΈ›ΰΈ ΰΈ²ΰΈž (Add Image) ΰΈšΰΈ™ Toolbar
  2. ΰΉ€ΰΈ₯ΰΈ·ΰΈ­ΰΈΰΈ£ΰΈΉΰΈ›ΰΈ ΰΈ²ΰΈžΰΈˆΰΈ²ΰΈΰΈ„ΰΈ­ΰΈ‘ΰΈžΰΈ΄ΰΈ§ΰΉ€ΰΈ•ΰΈ­ΰΈ£ΰΉŒ
  3. ΰΈ›ΰΈ£ΰΈ±ΰΈšΰΈ‚ΰΈ™ΰΈ²ΰΈ”ΰΉΰΈ₯ΰΈ°ΰΈ•ΰΈ³ΰΉΰΈ«ΰΈ™ΰΉˆΰΈ‡ΰΉ„ΰΈ”ΰΉ‰

ΰΈ£ΰΈ§ΰΈ‘ΰΉ„ΰΈŸΰΈ₯์ PDF (Merge PDFs)

  1. ΰΈ„ΰΈ₯ิก Tools β†’ ΰΈ£ΰΈ§ΰΈ‘ PDF (Merge PDF)
  2. ΰΉ€ΰΈ₯ΰΈ·ΰΈ­ΰΈΰΉ„ΰΈŸΰΈ₯์ PDF ΰΈ—ΰΈ΅ΰΉˆΰΈ•ΰΉ‰ΰΈ­ΰΈ‡ΰΈΰΈ²ΰΈ£ΰΈ£ΰΈ§ΰΈ‘ (2 ΰΉ„ΰΈŸΰΈ₯ΰΉŒΰΈ‚ΰΈΆΰΉ‰ΰΈ™ΰΉ„ΰΈ›)
  3. ΰΈ•ΰΈ±ΰΉ‰ΰΈ‡ΰΈŠΰΈ·ΰΉˆΰΈ­ΰΉΰΈ₯ΰΈ°ΰΈšΰΈ±ΰΈ™ΰΈ—ΰΈΆΰΈΰΉ„ΰΈŸΰΈ₯ΰΉŒΰΈ—ΰΈ΅ΰΉˆΰΈ£ΰΈ§ΰΈ‘ΰΉΰΈ₯ΰΉ‰ΰΈ§

แฒกหน้า PDF (Split Pages)

  1. ΰΉ€ΰΈ›ΰΈ΄ΰΈ”ΰΉ„ΰΈŸΰΈ₯์ PDF ΰΈ—ΰΈ΅ΰΉˆΰΈ•ΰΉ‰ΰΈ­ΰΈ‡ΰΈΰΈ²ΰΈ£ΰΉΰΈ’ΰΈ
  2. ΰΈ„ΰΈ₯ิก Tools β†’ แฒกหน้า (Split Pages)
  3. ΰΉ€ΰΈ₯ΰΈ·ΰΈ­ΰΈΰΉ‚ΰΈŸΰΈ₯ΰΉ€ΰΈ”ΰΈ­ΰΈ£ΰΉŒΰΈ—ΰΈ΅ΰΉˆΰΈ•ΰΉ‰ΰΈ­ΰΈ‡ΰΈΰΈ²ΰΈ£ΰΈšΰΈ±ΰΈ™ΰΈ—ΰΈΆΰΈ
  4. ΰΉΰΈ•ΰΉˆΰΈ₯ΰΈ°ΰΈ«ΰΈ™ΰΉ‰ΰΈ²ΰΈˆΰΈ°ΰΈ–ΰΈΉΰΈΰΉΰΈ’ΰΈΰΉ€ΰΈ›ΰΉ‡ΰΈ™ΰΉ„ΰΈŸΰΈ₯์แฒก

หฑุนหน้าเอกΰΈͺΰΈ²ΰΈ£ (Rotate Pages)

  • ΰΈ«ΰΈ‘ΰΈΈΰΈ™ΰΈ«ΰΈ™ΰΉ‰ΰΈ²ΰΈ›ΰΈ±ΰΈˆΰΈˆΰΈΈΰΈšΰΈ±ΰΈ™: ΰΈ„ΰΈ₯ΰΈ΄ΰΈΰΈ›ΰΈΈΰΉˆΰΈ‘ ΰΈ«ΰΈ‘ΰΈΈΰΈ™ΰΈ‹ΰΉ‰ΰΈ²ΰΈ’ (Ctrl+L) ΰΈ«ΰΈ£ΰΈ·ΰΈ­ ΰΈ«ΰΈ‘ΰΈΈΰΈ™ΰΈ‚ΰΈ§ΰΈ² (Ctrl+R)
  • ΰΈ«ΰΈ‘ΰΈΈΰΈ™ΰΈ«ΰΈ₯ΰΈ²ΰΈ’ΰΈ«ΰΈ™ΰΉ‰ΰΈ²: ΰΉ€ΰΈ₯ือกหΰΈ₯ΰΈ²ΰΈ’ΰΈ«ΰΈ™ΰΉ‰ΰΈ² (Ctrl+ΰΈ„ΰΈ₯ิก) แΰΈ₯ΰΉ‰ΰΈ§ΰΈΰΈ”ΰΈ›ΰΈΈΰΉˆΰΈ‘ΰΈ«ΰΈ‘ΰΈΈΰΈ™

ΰΈ₯ΰΈšΰΈ«ΰΈ™ΰΉ‰ΰΈ²ΰΉ€ΰΈ­ΰΈΰΈͺΰΈ²ΰΈ£ (Delete Pages)

  1. ΰΉ€ΰΈ₯ΰΈ·ΰΈ­ΰΈΰΈ«ΰΈ™ΰΉ‰ΰΈ²ΰΈ—ΰΈ΅ΰΉˆΰΈ•ΰΉ‰ΰΈ­ΰΈ‡ΰΈΰΈ²ΰΈ£ΰΈ₯ΰΈšΰΉƒΰΈ™ Thumbnail หรือกด Ctrl+ΰΈ„ΰΈ₯ΰΈ΄ΰΈΰΉ€ΰΈžΰΈ·ΰΉˆΰΈ­ΰΉ€ΰΈ₯ือกหΰΈ₯ΰΈ²ΰΈ’ΰΈ«ΰΈ™ΰΉ‰ΰΈ²
  2. ΰΈ„ΰΈ₯ΰΈ΄ΰΈΰΈ›ΰΈΈΰΉˆΰΈ‘ ΰΈ₯บ ΰΈšΰΈ™ Toolbar หรือกด Delete
  3. ฒืนฒันการΰΈ₯บ

ΰΈ—ΰΈ³ OCR (Text Recognition)

  1. ΰΈ„ΰΈ₯ΰΈ΄ΰΈΰΈ›ΰΈΈΰΉˆΰΈ‘ OCR ΰΈšΰΈ™ Toolbar
  2. ΰΉ€ΰΈ₯ΰΈ·ΰΈ­ΰΈΰΈžΰΈ·ΰΉ‰ΰΈ™ΰΈ—ΰΈ΅ΰΉˆΰΈ—ΰΈ΅ΰΉˆΰΈ•ΰΉ‰ΰΈ­ΰΈ‡ΰΈΰΈ²ΰΈ£ΰΈ”ΰΈΆΰΈ‡ΰΈ‚ΰΉ‰ΰΈ­ΰΈ„ΰΈ§ΰΈ²ΰΈ‘
  3. ΰΈ‚ΰΉ‰ΰΈ­ΰΈ„ΰΈ§ΰΈ²ΰΈ‘ΰΈˆΰΈ°ΰΈ–ΰΈΉΰΈΰΉΰΈ›ΰΈ₯งเป็นข้อควาฑแก้ไขได้

ΰΉ‚ΰΈ«ΰΈ‘ΰΈ”ΰΈ™ΰΈ³ΰΉ€ΰΈͺΰΈ™ΰΈ­ (Presentation Mode)

  • ΰΈΰΈ”ΰΈ›ΰΈΈΰΉˆΰΈ‘ F5 ΰΉ€ΰΈžΰΈ·ΰΉˆΰΈ­ΰΉ€ΰΈ‚ΰΉ‰ΰΈ²ΰΈͺΰΈΉΰΉˆΰΉ‚ΰΈ«ΰΈ‘ΰΈ”ΰΈ™ΰΈ³ΰΉ€ΰΈͺΰΈ™ΰΈ­
  • กด Escape ΰΉ€ΰΈžΰΈ·ΰΉˆΰΈ­ΰΈ­ΰΈ­ΰΈΰΈˆΰΈ²ΰΈΰΉ‚ΰΈ«ΰΈ‘ΰΈ”

⌨️ ΰΈ›ΰΈΈΰΉˆΰΈ‘ΰΈ₯ΰΈ±ΰΈ” (Keyboard Shortcuts)

ΰΈ›ΰΈΈΰΉˆΰΈ‘ΰΈ₯ΰΈ±ΰΈ” ΰΈŸΰΈ±ΰΈ‡ΰΈΰΉŒΰΈŠΰΈ±ΰΈ™
Ctrl+O ΰΉ€ΰΈ›ΰΈ΄ΰΈ”ΰΉ„ΰΈŸΰΈ₯์ (Open)
Ctrl+S ΰΈšΰΈ±ΰΈ™ΰΈ—ΰΈΆΰΈ (Save)
Ctrl+L ΰΈ«ΰΈ‘ΰΈΈΰΈ™ΰΈ«ΰΈ™ΰΉ‰ΰΈ²ΰΈ‹ΰΉ‰ΰΈ²ΰΈ’ (Rotate Left)
Ctrl+R ΰΈ«ΰΈ‘ΰΈΈΰΈ™ΰΈ«ΰΈ™ΰΉ‰ΰΈ²ΰΈ‚ΰΈ§ΰΈ² (Rotate Right)
Ctrl+D ΰΈ—ΰΈ³ΰΈͺΰΈ³ΰΉ€ΰΈ™ΰΈ²ΰΈ«ΰΈ™ΰΉ‰ΰΈ² (Duplicate Page)
Ctrl+Z ฒ้อนกΰΈ₯ับ (Undo)
Ctrl+Y ΰΈ—ΰΈ³ΰΈ‹ΰΉ‰ΰΈ³ (Redo)
F5 ΰΉ‚ΰΈ«ΰΈ‘ΰΈ”ΰΈ™ΰΈ³ΰΉ€ΰΈͺΰΈ™ΰΈ­ (Presentation Mode)
Delete ΰΈ₯ΰΈšΰΈ«ΰΈ™ΰΉ‰ΰΈ²ΰΈ—ΰΈ΅ΰΉˆΰΉ€ΰΈ₯ือก (Delete Pages)
Esc ΰΈ­ΰΈ­ΰΈΰΈˆΰΈ²ΰΈΰΉ‚ΰΈ«ΰΈ‘ΰΈ”ΰΉΰΈΰΉ‰ΰΉ„ΰΈ‚ (Exit Edit Mode)

πŸ› οΈ ΰΉ€ΰΈ—ΰΈ„ΰΉ‚ΰΈ™ΰΉ‚ΰΈ₯ΰΈ’ΰΈ΅ΰΈ—ΰΈ΅ΰΉˆΰΉƒΰΈŠΰΉ‰ (Technologies Used)

  • .NET 8.0 - แพΰΈ₯ΰΈ•ΰΈŸΰΈ­ΰΈ£ΰΉŒΰΈ‘ΰΈ«ΰΈ₯ัก
  • WPF - กราฟิก UI แΰΈ₯ΰΈ° User Experience
  • iText 7 - ΰΈˆΰΈ±ΰΈ”ΰΈΰΈ²ΰΈ£ΰΉ„ΰΈŸΰΈ₯์ PDF
  • PDFtoImage - แปΰΈ₯ΰΈ‡ PDF ΰΉ€ΰΈ›ΰΉ‡ΰΈ™ΰΈ£ΰΈΉΰΈ›ΰΈ ΰΈ²ΰΈž
  • Tesseract OCR - การแปΰΈ₯ΰΈ‡ΰΈ£ΰΈΉΰΈ›ΰΈ ΰΈ²ΰΈžΰΉ€ΰΈ›ΰΉ‡ΰΈ™ΰΈ‚ΰΉ‰ΰΈ­ΰΈ„ΰΈ§ΰΈ²ΰΈ‘
  • CommunityToolkit.Mvvm - ΰΈͺถาปัตฒกรรฑ MVVM

πŸ“¦ การΰΈͺΰΈ£ΰΉ‰ΰΈ²ΰΈ‡ΰΉ‚ΰΈ›ΰΈ£ΰΉ€ΰΈˆΰΈΰΈ•ΰΉŒ (Building from Source)

ΰΈ‚ΰΉ‰ΰΈ­ΰΈΰΈ³ΰΈ«ΰΈ™ΰΈ”ΰΉ€ΰΈšΰΈ·ΰΉ‰ΰΈ­ΰΈ‡ΰΈ•ΰΉ‰ΰΈ™ (Prerequisites)

  • Visual Studio 2022 ΰΈ«ΰΈ£ΰΈ·ΰΈ­ΰΉƒΰΈ«ΰΈ‘ΰΉˆΰΈΰΈ§ΰΉˆΰΈ²
  • .NET 8.0 SDK
  • Windows 10 ΰΈ«ΰΈ£ΰΈ·ΰΈ­ΰΉƒΰΈ«ΰΈ‘ΰΉˆΰΈΰΈ§ΰΉˆΰΈ²

ขั้นตอนการΰΈͺΰΈ£ΰΉ‰ΰΈ²ΰΈ‡ (Build Steps)

# Clone repository
git clone https://github.com/yourusername/OpenJPDF.git
cd OpenJPDF

# Restore dependencies
dotnet restore

# Build project
dotnet build

# Run application
dotnet run

πŸ“ ΰΉ€ΰΈ§ΰΈ­ΰΈ£ΰΉŒΰΈŠΰΈ±ΰΈ™ΰΉΰΈ₯ΰΈ°ΰΈ›ΰΈ£ΰΈ°ΰΈ§ΰΈ±ΰΈ•ΰΈ΄ (Version History)

ΰΈ£ΰΈΈΰΉˆΰΈ™ 1.0.0 (Current)

  • ΰΈ›ΰΈ£ΰΈ±ΰΈšΰΈ›ΰΈ£ΰΈΈΰΈ‡ΰΈ›ΰΈ£ΰΈ°ΰΈͺΰΈ΄ΰΈ—ΰΈ˜ΰΈ΄ΰΈ ΰΈ²ΰΈžΰΈΰΈ²ΰΈ£ΰΈ—ΰΈ³ΰΈ‡ΰΈ²ΰΈ™
  • แก้ไขปัญหาควาฑเΰΈͺΰΈ–ΰΈ΅ΰΈ’ΰΈ£
  • ΰΈ›ΰΈ£ΰΈ±ΰΈšΰΈ›ΰΈ£ΰΈΈΰΈ‡ UI/UX

ΰΈ£ΰΈΈΰΉˆΰΈ™ 1.0.2

  • ΰΉ€ΰΈžΰΈ΄ΰΉˆΰΈ‘ΰΈŸΰΈ΅ΰΉ€ΰΈˆΰΈ­ΰΈ£ΰΉŒ OCR
  • ΰΈ›ΰΈ£ΰΈ±ΰΈšΰΈ›ΰΈ£ΰΈΈΰΈ‡ΰΈΰΈ²ΰΈ£ΰΈ«ΰΈ‘ΰΈΈΰΈ™ΰΈ«ΰΈ™ΰΉ‰ΰΈ²
  • แก้ไขปัญหาการแΰΈͺΰΈ”ΰΈ‡ΰΈœΰΈ₯ΰΈŸΰΈ­ΰΈ™ΰΈ•ΰΉŒΰΉ„ΰΈ—ΰΈ’

ΰΈ£ΰΈΈΰΉˆΰΈ™ 1.0.1

  • ΰΉ€ΰΈžΰΈ΄ΰΉˆΰΈ‘ΰΈŸΰΈ΅ΰΉ€ΰΈˆΰΈ­ΰΈ£ΰΉŒ Merge/Split PDF
  • ΰΈ›ΰΈ£ΰΈ±ΰΈšΰΈ›ΰΈ£ΰΈΈΰΈ‡ΰΈ›ΰΈ£ΰΈ°ΰΈͺΰΈ΄ΰΈ—ΰΈ˜ΰΈ΄ΰΈ ΰΈ²ΰΈž
  • แก้ไข Bug ΰΉ€ΰΈ₯็กน้อฒ

ΰΈ£ΰΈΈΰΉˆΰΈ™ 1.0.0

  • เปิดตัวครั้งแรก
  • ΰΈŸΰΈ΅ΰΉ€ΰΈˆΰΈ­ΰΈ£ΰΉŒΰΈžΰΈ·ΰΉ‰ΰΈ™ΰΈΰΈ²ΰΈ™ΰΈͺΰΈ³ΰΈ«ΰΈ£ΰΈ±ΰΈšΰΉΰΈΰΉ‰ΰΉ„ΰΈ‚ PDF

🀝 การฑมΰΈͺΰΉˆΰΈ§ΰΈ™ΰΈ£ΰΉˆΰΈ§ΰΈ‘ (Contributing)

ΰΉ‚ΰΈ›ΰΈ£ΰΉΰΈΰΈ£ΰΈ‘ΰΈ™ΰΈ΅ΰΉ‰ΰΈžΰΈ±ΰΈ’ΰΈ™ΰΈ²ΰΈ‚ΰΈΆΰΉ‰ΰΈ™ΰΉ€ΰΈžΰΈ·ΰΉˆΰΈ­ΰΉƒΰΈ«ΰΉ‰ΰΈ›ΰΈ£ΰΈ°ΰΉ‚ΰΈ’ΰΈŠΰΈ™ΰΉŒΰΈΰΈ±ΰΈšΰΈͺΰΈ±ΰΈ‡ΰΈ„ΰΈ‘ΰΉ‚ΰΈ”ΰΈ’ΰΉ„ΰΈ‘ΰΉˆΰΈ‘ΰΈ΅ΰΈ„ΰΉˆΰΈ²ΰΉƒΰΈŠΰΉ‰ΰΈˆΰΉˆΰΈ²ΰΈ’

หากคุณต้องการ:

  • πŸ› ΰΈ£ΰΈ²ΰΈ’ΰΈ‡ΰΈ²ΰΈ™ Bug
  • πŸ’‘ ΰΉΰΈ™ΰΈ°ΰΈ™ΰΈ³ΰΈŸΰΈ΅ΰΉ€ΰΈˆΰΈ­ΰΈ£ΰΉŒΰΉƒΰΈ«ΰΈ‘ΰΉˆ
  • πŸ“š ΰΈ›ΰΈ£ΰΈ±ΰΈšΰΈ›ΰΈ£ΰΈΈΰΈ‡ΰΉ€ΰΈ­ΰΈΰΈͺΰΈ²ΰΈ£
  • πŸ”§ แก้ไขปัญหา

ΰΈΰΈ£ΰΈΈΰΈ“ΰΈ²ΰΈ•ΰΈ΄ΰΈ”ΰΈ•ΰΉˆΰΈ­ΰΈœΰΈΉΰΉ‰ΰΈžΰΈ±ΰΈ’ΰΈ™ΰΈ²ΰΈ«ΰΈ£ΰΈ·ΰΈ­ΰΈͺΰΈ£ΰΉ‰ΰΈ²ΰΈ‡ Issue ΰΉƒΰΈ™ repository


βš–οΈ ΰΉƒΰΈšΰΈ­ΰΈ™ΰΈΈΰΈΰΈ²ΰΈ• (License)

OpenJPDF ΰΉ€ΰΈ›ΰΉ‡ΰΈ™ΰΈ‹ΰΈ­ΰΈŸΰΈ•ΰΉŒΰΉΰΈ§ΰΈ£ΰΉŒΰΉ€ΰΈͺΰΈ£ΰΈ΅ (Free Software) ΰΈ—ΰΈ΅ΰΉˆΰΉ„ΰΈ”ΰΉ‰ΰΈ£ΰΈ±ΰΈšΰΈ­ΰΈ™ΰΈΈΰΈΰΈ²ΰΈ•ΰΈ ΰΈ²ΰΈ’ΰΉƒΰΈ•ΰΉ‰ GNU Affero General Public License v3 (AGPLv3)

SPDX Identifier: AGPL-3.0-or-later

ΰΈͺΰΈ΄ΰΉˆΰΈ‡ΰΈ—ΰΈ΅ΰΉˆΰΈ­ΰΈ™ΰΈΈΰΈΰΈ²ΰΈ•:

  • βœ… ΰΉƒΰΈŠΰΉ‰ΰΈ‡ΰΈ²ΰΈ™ΰΈŸΰΈ£ΰΈ΅ΰΈ—ΰΈ±ΰΉ‰ΰΈ‡ΰΉƒΰΈ™ΰΈ‡ΰΈ²ΰΈ™ΰΈͺΰΉˆΰΈ§ΰΈ™ΰΈ•ΰΈ±ΰΈ§ΰΉΰΈ₯ΰΈ°ΰΈ­ΰΈ‡ΰΈ„ΰΉŒΰΈΰΈ£
  • βœ… ดัดแปΰΈ₯งแΰΈ₯ΰΈ°ΰΉΰΈˆΰΈΰΈˆΰΉˆΰΈ²ΰΈ’ΰΉ„ΰΈ”ΰΉ‰ (ΰΈ•ΰΉ‰ΰΈ­ΰΈ‡ΰΈͺΰΈ‘ΰΈ›ΰΈ£ΰΈŠΰΈ²ΰΈΰΈ²ΰΈ“ΰΈ ΰΈ²ΰΈ’ΰΉƒΰΈ•ΰΉ‰ AGPLv3)
  • βœ… ΰΉƒΰΈŠΰΉ‰ΰΈ‡ΰΈ²ΰΈ™ΰΉƒΰΈ™ΰΈΰΈ²ΰΈ£ΰΈ¨ΰΈΆΰΈΰΈ©ΰΈ²ΰΉΰΈ₯ะการกุศΰΈ₯
  • βœ… ΰΉƒΰΈŠΰΉ‰ΰΈ‡ΰΈ²ΰΈ™ΰΉ€ΰΈŠΰΈ΄ΰΈ‡ΰΈžΰΈ²ΰΈ“ΰΈ΄ΰΈŠΰΈ’ΰΉŒ

ΰΈ‚ΰΉ‰ΰΈ­ΰΈˆΰΈ³ΰΈΰΈ±ΰΈ”:

  • ⚠️ การแก้ไขแΰΈ₯ะการแจกจ่าฒ ΰΈ•ΰΉ‰ΰΈ­ΰΈ‡ΰΈ£ΰΈ°ΰΈšΰΈΈΰΉƒΰΈ«ΰΉ‰ΰΉ€ΰΈ«ΰΉ‡ΰΈ™ΰΈŠΰΈ±ΰΈ”ΰΉ€ΰΈˆΰΈ™
  • ⚠️ ΰΈœΰΈΉΰΉ‰ΰΉΰΈΰΉ‰ΰΉ„ΰΈ‚ΰΈ•ΰΉ‰ΰΈ­ΰΈ‡ΰΉ€ΰΈ›ΰΈ΄ΰΈ”ΰΉ€ΰΈœΰΈ’ΰΉ‚ΰΈ„ΰΉ‰ΰΈ” (Source Code Disclosure) - AGPLv3 requirement
  • ⚠️ ต้องรักษาข้อควาฑΰΈ₯ΰΈ΄ΰΈ‚ΰΈͺΰΈ΄ΰΈ—ΰΈ˜ΰΈ΄ΰΉŒ (Copyright Notice)

ΰΈ‚ΰΉ‰ΰΈ­ΰΈ‘ΰΈΉΰΈ₯ตัวอักษร:

  • ΰΈœΰΈΉΰΉ‰ΰΈžΰΈ±ΰΈ’ΰΈ™ΰΈ²: ΰΈͺΰΈ΄ΰΈ—ΰΈ˜ΰΈ΄ΰΈŠΰΈ²ΰΈ•ΰΈ΄ ΰΉ‚ΰΈ›ΰΈ˜ΰΈ΄ΰΈͺΰΈ΄ΰΈ‡ΰΈ«ΰΉŒ (Sittichat Pothising)
  • ΰΈ›ΰΈ΅ΰΈ—ΰΈ΅ΰΉˆΰΈ₯ΰΈ‡ΰΈ—ΰΈ°ΰΉ€ΰΈšΰΈ΅ΰΈ’ΰΈ™: 2026
  • ΰΈ˜ΰΈ£ΰΈ£ΰΈ‘ΰΈŠΰΈ²ΰΈ•ΰΈ΄: ΰΈ‹ΰΈ­ΰΈŸΰΈ•ΰΉŒΰΉΰΈ§ΰΈ£ΰΉŒΰΉ€ΰΈͺΰΈ£ΰΈ΅ (Free Software) - ΰΈžΰΈ±ΰΈ’ΰΈ™ΰΈ²ΰΉ€ΰΈžΰΈ·ΰΉˆΰΈ­ΰΈͺΰΈ±ΰΈ‡ΰΈ„ΰΈ‘

ΰΈ­ΰΉˆΰΈ²ΰΈ™ΰΉ€ΰΈžΰΈ΄ΰΉˆΰΈ‘ΰΉ€ΰΈ•ΰΈ΄ΰΈ‘:

  • ΰΉ„ΰΈŸΰΈ₯์ LICENSE - ΰΈ‚ΰΉ‰ΰΈ­ΰΈ„ΰΈ§ΰΈ²ΰΈ‘ΰΈͺΰΈ‘ΰΈšΰΈΉΰΈ£ΰΈ“ΰΉŒΰΈ‚ΰΈ­ΰΈ‡ AGPLv3
  • LICENSE-FONTS.md - ΰΉƒΰΈšΰΈ­ΰΈ™ΰΈΈΰΈΰΈ²ΰΈ•ΰΈ‚ΰΈ­ΰΈ‡ΰΉ„ΰΈŸΰΈ₯ΰΉŒΰΈŸΰΈ­ΰΈ™ΰΈ•ΰΉŒ
  • GNU AGPLv3 Official - ΰΈ‚ΰΉ‰ΰΈ­ΰΈ‘ΰΈΉΰΈ₯ΰΈ­ΰΈ’ΰΉˆΰΈ²ΰΈ‡ΰΉ€ΰΈ›ΰΉ‡ΰΈ™ΰΈ—ΰΈ²ΰΈ‡ΰΈΰΈ²ΰΈ£

Third-party Libraries:

  • iText 7 (AGPLv3)
  • PDFtoImage (MIT)
  • CommunityToolkit.Mvvm (MIT)
  • Tesseract OCR (Apache 2.0)

πŸ‘¨β€πŸ’» ΰΈœΰΈΉΰΉ‰ΰΈžΰΈ±ΰΈ’ΰΈ™ΰΈ² (Developer)

ΰΈͺΰΈ΄ΰΈ—ΰΈ˜ΰΈ΄ΰΈŠΰΈ²ΰΈ•ΰΈ΄ ΰΉ‚ΰΈ›ΰΈ˜ΰΈ΄ΰΈͺΰΈ΄ΰΈ‡ΰΈ«ΰΉŒ (Sittichat Pothising)

"ΰΈžΰΈ±ΰΈ’ΰΈ™ΰΈ²ΰΈ‚ΰΈΆΰΉ‰ΰΈ™ΰΉ€ΰΈžΰΈ·ΰΉˆΰΈ­ΰΉƒΰΈ«ΰΉ‰ΰΈ›ΰΈ£ΰΈ°ΰΉ‚ΰΈ’ΰΈŠΰΈ™ΰΉŒΰΉΰΈΰΉˆΰΈͺΰΈ±ΰΈ‡ΰΈ„ΰΈ‘ΰΉ‚ΰΈ”ΰΈ’ΰΉ„ΰΈ‘ΰΉˆΰΈ‘ΰΈ΅ΰΈ„ΰΉˆΰΈ²ΰΉƒΰΈŠΰΉ‰ΰΈˆΰΉˆΰΈ²ΰΈ’"


πŸ™ ΰΈ‚ΰΈ­ΰΈšΰΈ„ΰΈΈΰΈ“ (Acknowledgments)

ΰΉ‚ΰΈ›ΰΈ£ΰΉΰΈΰΈ£ΰΈ‘ΰΈ™ΰΈ΅ΰΉ‰ΰΉƒΰΈŠΰΉ‰ΰΉ„ΰΈ₯บรารมแΰΈ₯ΰΈ°ΰΉ€ΰΈ„ΰΈ£ΰΈ·ΰΉˆΰΈ­ΰΈ‡ΰΈ‘ΰΈ·ΰΈ­ΰΈˆΰΈ²ΰΈΰΉ‚ΰΈ­ΰΉ€ΰΈžΰΈ™ΰΈ‹ΰΈ­ΰΈ£ΰΉŒΰΈͺΰΈ—ΰΈ΅ΰΉˆΰΈ’ΰΈ­ΰΈ”ΰΉ€ΰΈ’ΰΈ΅ΰΉˆΰΈ’ΰΈ‘:


πŸ“§ ΰΈ•ΰΈ΄ΰΈ”ΰΈ•ΰΉˆΰΈ­ (Contact)

หากฑมข้อΰΈͺΰΈ‡ΰΈͺΰΈ±ΰΈ’ΰΈ«ΰΈ£ΰΈ·ΰΈ­ΰΈ•ΰΉ‰ΰΈ­ΰΈ‡ΰΈΰΈ²ΰΈ£ΰΈ•ΰΈ΄ΰΈ”ΰΈ•ΰΉˆΰΈ­ ΰΈͺΰΈ²ΰΈ‘ΰΈ²ΰΈ£ΰΈ–ΰΈ—ΰΈ±ΰΈΰΈ—ΰΈ²ΰΈ’ΰΉ„ΰΈ”ΰΉ‰ΰΈœΰΉˆΰΈ²ΰΈ™:


⭐ ΰΈ–ΰΉ‰ΰΈ²ΰΈŠΰΈ­ΰΈšΰΉ‚ΰΈ›ΰΈ£ΰΉΰΈΰΈ£ΰΈ‘ΰΈ™ΰΈ΅ΰΉ‰

ΰΈ–ΰΉ‰ΰΈ²ΰΉ‚ΰΈ›ΰΈ£ΰΉΰΈΰΈ£ΰΈ‘ΰΈ™ΰΈ΅ΰΉ‰ΰΈ‘ΰΈ΅ΰΈ›ΰΈ£ΰΈ°ΰΉ‚ΰΈ’ΰΈŠΰΈ™ΰΉŒΰΈΰΈ±ΰΈšΰΈ„ΰΈΈΰΈ“ ΰΈ‚ΰΈ­ΰΉ€ΰΈŠΰΈ΄ΰΈ:

  • ⭐ ΰΉƒΰΈ«ΰΉ‰ΰΈ”ΰΈ²ΰΈ§ΰΈ—ΰΈ΅ΰΉˆ repository ΰΈ™ΰΈ΅ΰΉ‰
  • πŸ“’ ΰΉΰΈŠΰΈ£ΰΉŒΰΉƒΰΈ«ΰΉ‰ΰΉ€ΰΈžΰΈ·ΰΉˆΰΈ­ΰΈ™ΰΉ† ΰΉƒΰΈŠΰΉ‰ΰΈ‡ΰΈ²ΰΈ™
  • πŸ› ΰΈ£ΰΈ²ΰΈ’ΰΈ‡ΰΈ²ΰΈ™ΰΈ›ΰΈ±ΰΈΰΈ«ΰΈ²ΰΈ—ΰΈ΅ΰΉˆΰΈžΰΈšΰΉ€ΰΈžΰΈ·ΰΉˆΰΈ­ΰΈ›ΰΈ£ΰΈ±ΰΈšΰΈ›ΰΈ£ΰΈΈΰΈ‡

ΰΈ‚ΰΈ­ΰΈšΰΈ„ΰΈΈΰΈ“ΰΈ—ΰΈ΅ΰΉˆΰΉƒΰΈŠΰΉ‰ΰΈ‡ΰΈ²ΰΈ™ OpenJPDF! πŸ™


OpenJPDF - PDF Editor (English)

License Version Platform

A Thai-language PDF editor - Free for Society

OpenJPDF is a comprehensive PDF editor built with .NET 8 and WPF, designed to benefit society at no cost.


πŸ“‹ Key Features

✏️ Editing & Annotations

  • βœ… Quick PDF viewing and opening
  • βœ… Add text annotations with Thai font support
  • βœ… Add image annotations to documents
  • βœ… Add shape annotations: rectangles, circles, lines
  • βœ… Easy object editing and positioning
  • βœ… OCR (Optical Character Recognition) for Thai and English

πŸ“‘ PDF Tools

  • βœ… Merge multiple PDF files together (Merge PDFs)
  • βœ… Split PDF pages into separate files (Split Pages)
  • βœ… Delete unwanted pages from documents
  • βœ… Duplicate pages
  • βœ… Rotate document pages
  • βœ… Reorder page sequence

🎨 Other Features

  • βœ… Multi-document support (Multi-tab)
  • βœ… Page thumbnail previews
  • βœ… Presentation mode (Press F5)
  • βœ… Add headers and footers
  • βœ… Undo/Redo system
  • βœ… Drag & Drop file opening
  • βœ… Full Thai language support

πŸš€ Installation

Download Program

  1. Go to Releases page
  2. Download the installer file OpenJPDF-Setup-1.0.0.exe
  3. Run the installer and follow the steps

System Requirements

  • Operating System: Windows 10 or higher
  • Framework: .NET 8.0 Runtime
  • Memory: Minimum 2 GB RAM (Recommended 4 GB)
  • Storage: 100 MB

πŸ“– Usage Guide

Open PDF

  • Method 1: Click Open button on Toolbar or press Ctrl+O
  • Method 2: Drag and drop PDF file into the program window

Add Text

  1. Click Add Text button on Toolbar
  2. Click the position where you want to add text in the PDF page
  3. Type text in the edit box
  4. Adjust font, size, and color as needed

Add Image

  1. Click Add Image button on Toolbar
  2. Select image from your computer
  3. Adjust size and position

Merge PDFs

  1. Click Tools β†’ Merge PDF
  2. Select PDF files to merge (2 or more files)
  3. Name and save the merged file

Split Pages

  1. Open the PDF file you want to split
  2. Click Tools β†’ Split Pages
  3. Select the folder to save
  4. Each page will be split into separate files

Rotate Pages

  • Rotate current page: Click Rotate Left (Ctrl+L) or Rotate Right (Ctrl+R)
  • Rotate multiple pages: Select multiple pages (Ctrl+click) and click rotate button

Delete Pages

  1. Select pages to delete in Thumbnail or press Ctrl+click to select multiple pages
  2. Click Delete button on Toolbar or press Delete
  3. Confirm deletion

OCR (Text Recognition)

  1. Click OCR button on Toolbar
  2. Select the area you want to extract text from
  3. Text will be converted to editable text

Presentation Mode

  • Press F5 to enter presentation mode
  • Press Escape to exit the mode

⌨️ Keyboard Shortcuts

Shortcut Function
Ctrl+O Open File
Ctrl+S Save
Ctrl+L Rotate Left
Ctrl+R Rotate Right
Ctrl+D Duplicate Page
Ctrl+Z Undo
Ctrl+Y Redo
F5 Presentation Mode
Delete Delete Selected Pages
Esc Exit Edit Mode

πŸ› οΈ Technologies Used

  • .NET 8.0 - Main platform
  • WPF - Graphics UI and User Experience
  • iText 7 - PDF file handling
  • PDFtoImage - PDF to Image conversion
  • Tesseract OCR - Image to text conversion
  • CommunityToolkit.Mvvm - MVVM Architecture

πŸ“¦ Building from Source

Prerequisites

  • Visual Studio 2022 or newer
  • .NET 8.0 SDK
  • Windows 10 or newer

Build Steps

# Clone repository
git clone https://github.com/yourusername/OpenJPDF.git
cd OpenJPDF

# Restore dependencies
dotnet restore

# Build project
dotnet build

# Run application
dotnet run

πŸ“ Version History

Version 1.0.0 (Current)

  • Improved performance
  • Fixed stability issues
  • Enhanced UI/UX

Version 1.0.2

  • Added OCR feature
  • Improved page rotation
  • Fixed Thai font rendering issues

Version 1.0.1

  • Added Merge/Split PDF features
  • Performance improvements
  • Minor bug fixes

Version 1.0.0

  • Initial release
  • Basic PDF editing features

🀝 Contributing

This program was developed to benefit society at no cost.

If you want to:

  • πŸ› Report a Bug
  • πŸ’‘ Suggest new features
  • πŸ“š Improve documentation
  • πŸ”§ Fix issues

Please contact the developer or create an Issue in the repository


βš–οΈ License

This software was developed to benefit society at no cost.

Permissions:

  • βœ… Free use for both personal and organizational purposes
  • βœ… Modification and distribution allowed
  • βœ… Use in education and charity work

Restrictions:

  • ❌ Cannot be sold directly for profit
  • ❌ Must state that it was developed by Sittichat Pothising

For more details, see the LICENSE file


πŸ‘¨β€πŸ’» Developer

Sittichat Pothising (ΰΈͺΰΈ΄ΰΈ—ΰΈ˜ΰΈ΄ΰΈŠΰΈ²ΰΈ•ΰΈ΄ ΰΉ‚ΰΈ›ΰΈ˜ΰΈ΄ΰΈͺΰΈ΄ΰΈ‡ΰΈ«ΰΉŒ)

"Developed to benefit society at no cost"


πŸ™ Acknowledgments

This program uses excellent open-source libraries and tools:


πŸ“§ Contact

If you have questions or want to get in touch, you can reach us via:


⭐ If You Like This Program

If this program is useful to you, please:

  • ⭐ Star this repository
  • πŸ“’ Share with friends to use
  • πŸ› Report issues found for improvement

Thank you for using OpenJPDF! πŸ™

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