SaaS-PDF/docs/tool_inventory.md

SaaS-PDF — Tool Inventory & Competitive Gap Analysis

Generated: March 7, 2026 Branch: feature/critical-maintenance-and-editor

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1. Platform Infrastructure

Component	Technology	Status
Backend	Flask + Gunicorn	✅ Production-ready
Frontend	React + Vite + TypeScript + Tailwind	✅ Production-ready
Task Queue	Celery + Redis	✅ 3 queues (default, image, pdf_tools)
Scheduler	Celery Beat	✅ Expired-file cleanup every 30 min
Database	SQLite	✅ Users, API keys, history, usage events
Storage	Local + S3 (optional)	✅ Presigned URLs
Auth	Session-based + API Key (B2B)	✅ Free & Pro plans
Security	Talisman CSP, rate limiting, CORS, input sanitization	✅
i18n	react-i18next (en, ar, fr)	✅ All tools translated
Monetization	Google AdSense slots	✅ Integrated
Email	SMTP (password reset)	✅
Docker	docker-compose (dev + prod)	✅
Nginx	Reverse proxy + SSL	✅

Plans & Quotas

	Free	Pro
Web requests/month	50	500
API requests/month	—	1,000
Max file size	50 MB	100 MB
History retention	25	250
API key access	❌	✅

Registered Blueprints: 18

Blueprint	Prefix	Purpose
health_bp	/api	Health check
auth_bp	/api/auth	Login, register, forgot/reset password
account_bp	/api/account	Profile, API keys, usage
admin_bp	/api/internal/admin	Plan management
convert_bp	/api/convert	PDF ↔ Word
compress_bp	/api/compress	PDF compression
image_bp	/api/image	Image convert & resize
video_bp	/api/video	Video to GIF
history_bp	/api	User history
pdf_tools_bp	/api/pdf-tools	Merge, split, rotate, watermark, etc.
flowchart_bp	/api/flowchart	AI flowchart extraction
tasks_bp	/api/tasks	Task status polling
download_bp	/api/download	Secure file download
v1_bp	/api/v1	B2B API (all tools)
config_bp	/api/config	Dynamic limits
ocr_bp	/api/ocr	OCR text extraction
removebg_bp	/api/remove-bg	Background removal
pdf_editor_bp	/api/pdf-editor	PDF text annotations

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2. Existing Tools — Complete Inventory (21 tools)

2.1 PDF Tools (14)

#	Tool	Endpoint	Service	Task	Component	Route	i18n	B2B API
1	Compress PDF	POST /api/compress/pdf	compress_service	compress_pdf_task	PdfCompressor.tsx	/tools/compress-pdf	✅	✅
2	PDF to Word	POST /api/convert/pdf-to-word	pdf_service	convert_pdf_to_word	PdfToWord.tsx	/tools/pdf-to-word	✅	✅
3	Word to PDF	POST /api/convert/word-to-pdf	pdf_service	convert_word_to_pdf	WordToPdf.tsx	/tools/word-to-pdf	✅	✅
4	Merge PDF	POST /api/pdf-tools/merge	pdf_tools_service	merge_pdfs_task	MergePdf.tsx	/tools/merge-pdf	✅	✅
5	Split PDF	POST /api/pdf-tools/split	pdf_tools_service	split_pdf_task	SplitPdf.tsx	/tools/split-pdf	✅	✅
6	Rotate PDF	POST /api/pdf-tools/rotate	pdf_tools_service	rotate_pdf_task	RotatePdf.tsx	/tools/rotate-pdf	✅	✅
7	PDF to Images	POST /api/pdf-tools/pdf-to-images	pdf_tools_service	pdf_to_images_task	PdfToImages.tsx	/tools/pdf-to-images	✅	✅
8	Images to PDF	POST /api/pdf-tools/images-to-pdf	pdf_tools_service	images_to_pdf_task	ImagesToPdf.tsx	/tools/images-to-pdf	✅	✅
9	Watermark PDF	POST /api/pdf-tools/watermark	pdf_tools_service	watermark_pdf_task	WatermarkPdf.tsx	/tools/watermark-pdf	✅	✅
10	Protect PDF	POST /api/pdf-tools/protect	pdf_tools_service	protect_pdf_task	ProtectPdf.tsx	/tools/protect-pdf	✅	✅
11	Unlock PDF	POST /api/pdf-tools/unlock	pdf_tools_service	unlock_pdf_task	UnlockPdf.tsx	/tools/unlock-pdf	✅	✅
12	Add Page Numbers	POST /api/pdf-tools/page-numbers	pdf_tools_service	add_page_numbers_task	AddPageNumbers.tsx	/tools/page-numbers	✅	✅
13	PDF Editor	POST /api/pdf-editor/edit	pdf_editor_service	edit_pdf_task	PdfEditor.tsx	/tools/pdf-editor	✅	❌
14	PDF Flowchart	POST /api/flowchart/extract + 3	flowchart_service	extract_flowchart_task	PdfFlowchart.tsx	/tools/pdf-flowchart	✅	✅

2.2 Image Tools (4)

#	Tool	Endpoint	Service	Task	Component	Route	i18n	B2B API
15	Image Converter	POST /api/image/convert	image_service	convert_image_task	ImageConverter.tsx	/tools/image-converter	✅	✅
16	Image Resize	POST /api/image/resize	image_service	resize_image_task	ImageResize.tsx	/tools/image-resize	✅	✅
17	OCR	POST /api/ocr/image + /pdf	ocr_service	ocr_image_task / ocr_pdf_task	OcrTool.tsx	/tools/ocr	✅	❌
18	Remove Background	POST /api/remove-bg	removebg_service	remove_bg_task	RemoveBackground.tsx	/tools/remove-background	✅	❌

2.3 Video Tools (1)

#	Tool	Endpoint	Service	Task	Component	Route	i18n	B2B API
19	Video to GIF	POST /api/video/to-gif	video_service	create_gif_task	VideoToGif.tsx	/tools/video-to-gif	✅	✅

2.4 Text Tools — Client-Side Only (2)

#	Tool	Backend	Component	Route	i18n
20	Word Counter	None (JS)	WordCounter.tsx	/tools/word-counter	✅
21	Text Cleaner	None (JS)	TextCleaner.tsx	/tools/text-cleaner	✅

Feature Flags

Flag	Default	Controls
FEATURE_EDITOR	false	OCR, Remove Background, PDF Editor routes (403 when off)

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3. Test Coverage

Category	Test Files	Tests
Auth	test_auth.py	5
Config	test_config.py	3
Password reset	test_password_reset.py	8
Maintenance	test_maintenance_tasks.py	8
Compress	test_compress.py, test_compress_service.py, test_compress_tasks.py	6
Convert	test_convert.py, test_convert_tasks.py	6
Image	test_image.py, test_image_service.py, test_image_tasks.py	~18
Video	test_video.py, test_video_service.py, test_video_tasks.py	~12
PDF tools	test_pdf_tools.py, test_pdf_tools_service.py, test_pdf_tools_tasks.py	~50
Flowchart	test_flowchart_tasks.py	~6
OCR	test_ocr.py, test_ocr_service.py	12
Remove BG	test_removebg.py	3
PDF Editor	test_pdf_editor.py	7
Infra	test_download.py, test_health.py, test_history.py, test_rate_limiter.py, test_sanitizer.py, test_storage_service.py, test_file_validator.py, test_utils.py, test_tasks_route.py	~36
TOTAL	30 files	180 ✅

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4. Missing Tools — Competitive Gap Analysis

Comparison against: iLovePDF, SmallPDF, TinyWow, PDF24, Adobe Acrobat Online.

4.1 HIGH PRIORITY — Core tools competitors all have

#	Tool	Category	Complexity	Dependencies	Notes
1	Compress Image	Image	Low	Pillow (exists)	JPEG/PNG/WebP quality reduction + resize. Pillow already installed.
2	PDF to Excel	PDF → Office	Medium	camelot-py or tabula-py	Table extraction from PDFs — high user demand.
3	PDF to PowerPoint	PDF → Office	Medium	python-pptx	Convert PDF pages to PPTX slides (images per slide or OCR).
4	Excel to PDF	Office → PDF	Medium	LibreOffice CLI	Same pattern as Word to PDF.
5	PowerPoint to PDF	Office → PDF	Medium	LibreOffice CLI	Same pattern as Word to PDF.
6	HTML to PDF	Web → PDF	Low	weasyprint or playwright	Input URL or HTML snippet → PDF.
7	Reorder / Rearrange Pages	PDF	Low	PyPDF2 (exists)	Drag-and-drop page reorder UI → backend rebuilds PDF.
8	Extract Pages	PDF	Low	PyPDF2 (exists)	Similar to Split but with visual page picker. Already partially covered by Split tool.
9	Sign PDF	PDF	Medium	ReportLab + canvas	Draw/upload signature → overlay onto PDF page.
10	PDF Repair	PDF	Low	PyPDF2 (exists)	Read → rewrite to fix broken xref tables.

4.2 MEDIUM PRIORITY — Differentiators present on 2–3 competitors

#	Tool	Category	Complexity	Dependencies	Notes
11	PDF to PDF/A	PDF	Medium	Ghostscript (exists)	Archival format conversion.
12	Flatten PDF	PDF	Low	PyPDF2 (exists)	Remove form fields / annotations → flat page.
13	Crop PDF	PDF	Medium	PyPDF2 (exists)	Crop margins / adjust page boundaries.
14	Compare PDFs	PDF	High	diff-match-patch + PyPDF2	Side-by-side visual diff of two documents.
15	QR Code Generator	Utility	Low	qrcode + Pillow	Text/URL → QR image. Client-side possible but backend for API.
16	Barcode Generator	Utility	Low	python-barcode	Generate Code128, EAN, UPC barcodes.
17	Image Crop	Image	Low	Pillow (exists)	Visual cropping UI → backend Pillow crop.
18	Image Rotate / Flip	Image	Low	Pillow (exists)	90°/180°/270° + horizontal/vertical flip.
19	Image Filters	Image	Low	Pillow (exists)	Grayscale, sepia, blur, sharpen, brightness, contrast.

4.3 LOW PRIORITY — Advanced / niche (1–2 competitors, premium features)

#	Tool	Category	Complexity	Dependencies	Notes
20	AI Chat with PDF	AI	High	OpenRouter (exists)	Upload PDF → ask questions. Flowchart service has partial foundation.
21	AI PDF Summarizer	AI	Medium	OpenRouter (exists)	Extract text → prompt LLM for summary.
22	AI PDF Translator	AI	Medium	OpenRouter (exists)	Extract text → translate via LLM → overlay or return translated doc.
23	PDF Form Filler	PDF	High	ReportLab + PyPDF2	Detect form fields → UI to fill → save.
24	Redact PDF	PDF	Medium	ReportLab + PyPDF2	Blackout sensitive text regions.
25	PDF Metadata Editor	PDF	Low	PyPDF2 (exists)	Edit title, author, subject, keywords.
26	eSign / Digital Signature	PDF	High	cryptography + PKCS#7	Cryptographic digital signatures (different from visual sign).
27	Batch Processing	All	Medium	Existing tasks	Upload multiple files → apply same operation to all.
28	GIF to Video	Video	Medium	ffmpeg (exists)	Reverse of Video to GIF.
29	Video Compress	Video	Medium	ffmpeg (exists)	Reduce video file size.
30	Audio Extract	Video	Low	ffmpeg (exists)	Extract audio track from video → MP3/WAV.
31	Screenshot to PDF	Utility	Low	Pillow (exists)	Paste screenshot → generate PDF (similar to Images to PDF).
32	Markdown to PDF	Utility	Low	markdown + WeasyPrint	Render Markdown → PDF.
33	JSON / CSV Viewer	Utility	Low	Client-side	Pretty-print structured data.

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5. Implementation Readiness Matrix

Tools grouped by effort required (backend dependencies already present in the project):

Ready to build (dependencies exist: PyPDF2, Pillow, Ghostscript, ffmpeg)

Tool	Effort	Reuses
Compress Image	~2h	image_service.py + Pillow
Reorder Pages	~3h	pdf_tools_service.py + PyPDF2
Extract Pages	~2h	Split tool pattern
PDF Repair	~2h	PyPDF2 read/write
Flatten PDF	~2h	PyPDF2
Crop PDF	~3h	PyPDF2 MediaBox
Image Crop	~2h	Pillow
Image Rotate/Flip	~2h	Pillow
Image Filters	~3h	Pillow ImageFilter
PDF Metadata Editor	~2h	PyPDF2
PDF to PDF/A	~2h	Ghostscript (exists in Dockerfile)
QR Code Generator	~2h	qrcode pip package
AI PDF Summarizer	~3h	ai_chat_service.py + OpenRouter
GIF to Video	~2h	ffmpeg
Audio Extract	~2h	ffmpeg

Need new dependencies (1 pip package)

Tool	New Dependency	Effort
PDF to Excel	camelot-py[cv] or tabula-py	~4h
PDF to PowerPoint	python-pptx	~4h
Excel to PDF	LibreOffice CLI (exists)	~3h
PowerPoint to PDF	LibreOffice CLI (exists)	~3h
HTML to PDF	weasyprint or playwright	~4h
Sign PDF	ReportLab (exists) + canvas overlay	~6h
Barcode Generator	python-barcode	~2h
Markdown to PDF	markdown + weasyprint	~3h

Requires significant new architecture

Tool	Complexity	Effort
AI Chat with PDF	RAG pipeline or full-doc prompt	~8h
AI PDF Translator	OCR + LLM + overlay	~8h
PDF Form Filler	Field detection + fill engine	~10h
Redact PDF	Region detection + blackout overlay	~6h
Compare PDFs	Diff algorithm + visual rendering	~10h
eSign / Digital Signature	PKCS#7 cryptographic signing	~10h
Batch Processing	Queue orchestration for multi-file	~6h
Video Compress	ffmpeg transcoding	~4h

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6. Summary

Metric	Count
Existing tools	21
Missing HIGH priority	10
Missing MEDIUM priority	9
Missing LOW priority	14
Total gap	33
Backend tests	180 ✅
Frontend build	✅ Clean
Blueprints	18
Celery task modules	10
Service files	15
i18n languages	3 (en, ar, fr)

Competitor Parity Score

Competitor	Their tools	We match	Coverage
iLovePDF	~25 core	~16	64%
SmallPDF	~21 core	~15	71%
TinyWow	~50+ (many AI)	~14	28%
PDF24	~30 core	~17	57%

Recommended Next Sprint

Highest ROI — 6 tools to reach 80%+ parity with SmallPDF/iLovePDF:

1. Compress Image (Pillow — already installed)
2. PDF to Excel (camelot-py)
3. HTML to PDF (weasyprint)
4. Sign PDF (ReportLab overlay)
5. Reorder Pages (PyPDF2 — already installed)
6. PDF to PowerPoint (python-pptx)