Developer launches Inkspan API to handle PDF generation, editing, and extraction

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A developer has launched Inkspan, a single API designed to handle the full PDF document lifecycle including generation, manipulation, and data extraction. The tool allows users to generate PDFs from HTML templates, Markdown, or JSON data, and also supports operations like merging, splitting, watermarking, and form-filling. For extraction, Inkspan returns structured JSON along with a confidence score and a review flag to alert users when parsed data may be unreliable. Built on FastAPI, WeasyPrint, and PyMuPDF, the service is hosted on Railway and uses Supabase for API key management and usage tracking. Inkspan offers a free tier of 100 documents per month with self-serve signup, and is also available through RapidAPI.

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