自托管的 PDF 全能工具箱：合并、拆分、转换、OCR、签名等数十种操作，文件不出本地。
📚 文档与电子书
文档管理、电子书库、数字图书馆与在线学习
全部 1142🎬 影音媒体 64🖼️ 相册与图片 20☁️ 网盘与文件同步 32🔗 分享与短链 60📚 文档与电子书 43📝 笔记与 Wiki 45✅ 项目与任务 57🗓️ 办公与协作 64💬 通讯与社区 99📫 邮件 27🌐 建站与博客 45🛒 电商与财务 53📰 订阅与阅读 23🏠 智能家居与监控 26🎮 生活与娱乐 68🔐 密码与身份 15🌍 网络与代理 55🧭 面板与导航页 45📈 监控与统计 76💾 备份与归档 27🛠️ 开发与运维 104🤖 AI 与搜索 23📦 其他 71
把纸质文件扫描成可搜索的电子档案：自动 OCR、打标签与归档，实现无纸化办公。
E-book library manager that can view, convert, and catalog e-books in most of the major e-book formats and provides a built-in Web server for remote clients.
Create, fill, and sign digital documents (alternative to DocuSign).
Browse, read and download eBooks using an existing Calibre database.
Digital document signing platform (alternative to DocuSign).
Developer-friendly API to interact with powerful tools like Chromium and LibreOffice for converting numerous document formats (HTML, Markdown, Word, Excel, etc.) into PDF files, and more.
快速、功能丰富的自托管漫画与电子书阅读服务器。
Learning management system (LMS) that is revolutionizing the way we educate.
漫画与电子书服务器，支持 OPDS 与多种阅读器。
All-in-one solution, combining the modern lightweight web UI from Calibre-Web with the robust, versatile feature set of Calibre (fork of Calibre Web).
Minimalist document storage, management and archiving platform designed to be simple to use and accessible to everyone.
Suite of 200+ web tools for converting and editing images, videos, audio and PDFs, including a layer-based image editor, OCR, transcription, background removal and batch processing pipelines (alternative to SmallPDF, iLovePDF, CloudConvert).
A fast, free and open source comics, manga and digital book server with OPDS support.
Auto-tagging document organizer and archive.
Turnkey repository application providing durable access to digital resources.
Build and manage a comic book library. Download, rename, move and convert issues of the volume to your liking.
Create a virtual campus for the provision of online or semi-online training.
HTTP daemon for serving wikis from ZIM files.
Sign and manipulate PDFs with collaboration, organization, compression and metadata editing.
Flexible school management platform designed to make life better for teachers, students, parents and leaders.
Manage your personal book library with ease.
Enterprise-class ILS with modules for acquisitions, circulation, cataloging, label printing, offline circulation for when Internet access is not available, and much more.
Document management system focused on scanned documents (electronic archives). Features file browsing in similar way to dropbox/google drive. OCR, full text search, text overlay/selection.