AI Agent Skills

A two-spread digital e-guide preview — page 1 is a cover (display title, author, "What's inside" stats, table of contents teaser); page 2 is a spread (lesson body with p…

Cyber threat intelligence and OSINT analysis toolkit. Runs structured investigations and delivers analyst-grade intelligence products with sourced, trust-scored findings…

我的第二大脑 second brain，我的数字花园 digital garden，用obsidian双链笔记软件写作而成

Design a multi-touch attribution strategy — recommends the best-fit model for the business's sales cycle and data maturity, defines credit-distribution rules and lookbac…

Embed a C2PA provenance manifest into an AI-generated marketing asset (PNG, JPG, WebP, GIF, TIFF, MP4, MOV, WebM, MP3, WAV, PDF) via scripts/embed-c2pa.py — produces a s…

Cross-platform PDF digital signing tool. JavaFX desktop UI with drag-to-place visible signatures, PKCS#11/PKCS#12 keystores, RFC 3161 timestamping, OCSP/CRL long-term va…

Open source DocuSign alternative. Create, fill, and sign digital documents ✍️

Open Source Document Management System for Digital Archives (Scanned Documents)

(eBook，PDFs Translation) A multilingual eBook processing tool supporting all eBook formats. Features online and offline translation while preserving original layouts. Co…

Markdown for receipts. Printable digital receipts. Generate receipt printer commands and images.

ComPDF SDK for Android — a full-featured PDF library offering comprehensive code samples and integration guides. Build robust PDF viewers and editors on Android with sup…