Apps similar to Cardfile include Zim, which is free and open source. Other options are CherryTree, Trilium Notes, Xournal++ and Workflowy. You're spoiled for choice with Note-taking Tools like Cardfile: we list more than 100 alternatives for Windows, Mac, Android, iPhone and Linux.
Ultra-ergonomic note app for Windows designed for efficient text capture from any application, file and image attachments, cross-device synchronization, hierarchic tagging, full-text search, encryption of notebooks, automatic backups, and offline use for enhanced safety.
Russia
Working on a project, researching a topic or writing an article? Walling makes it easy to break down your ideas, refine them and visually organize them.
KeyNote NF is a flexible, multi-featured tabbed notebook, based on Windows standard RichEdit control. It's always accessible with a single keypress, even if you work in another application.
Russia
Efficient hierarchical information manager for Windows, offering note storage in a single file with customizable tree structures, password protection with 1800-bit encryption, instant search, a rich text editor, multiple language support, and portable use without installation.
Ukraine
wikidPad is a Wiki-like notebook for storing your thoughts, ideas, todo lists, contacts, or anything else you can think of to write down. What makes wikidPad different from other notepad applications is the ease with which you can cross-link your information.
Germany
EU
Web-based tool for integrating text, images, audio, and video with syncing across devices, real-time collaboration, handwriting input, AI-powered summaries, checklists, scanning, reminders, search in handwritten notes, and advanced organization.
India
Note taking open-source application aimed to have both a simple interface but keeping smart behavior.
ItalyEU
Carnet is a complete and rich note taking app for Android and Linux that can be synced with NextCloud (selfhosted) or the official Carnet server.
Designed for remote teams, it streamlines workflows by unifying documentation, discussion, and task execution. Features include a powerful editor, video explainers, sketch tools, integrations with Slack, Google Drive, project management tools, and advanced search capabilities.
United States
Distraction-free note-taking app featuring categories for organization, Markdown formatting, favorites, and seamless integration with Nextcloud clients. Enables syncing across devices, API integration with third-party apps, offline access, and privacy-focused storage.
GermanyEU
China
Passfindr is a web based premium Personal knowledge base, Password manager and Bookmark manager application to securely store passwords and other sensitive information in a virtual vault locked with individual master passwords.
United States
