The Best Memos Alternatives in 2026

Note Discovery describes itself as a self-hosted knowledge base, according to its repository page.

Memos supports short notes without titles or folders as an open-source, self-hosted app.

SiYuan offers a self-hosted knowledge workspace described as open-source and privacy-first, with collaboration for people and AI agents.

Trilium Notes supports building a personal knowledge base, as described by the project page.

A fully open source and end-to-end encrypted note taking alternative to Evernote.

AppFlowy is a self-hosted AI workspace for enterprise teams to manage projects, wikis, and data with private AI, flexible databases, and full data control.

NoteDiscovery provides a self-hosted Markdown knowledge base with AI assistant integration, wikilinks, and graph views.

BookStack provides a self-hosted wiki for organizing and storing information.

WikiDocs is a flat-file wiki built with Markdown and does not require a database, according to its repository description.

Silicon Notes is a web-based personal knowledge base described as having few frills.

AFFiNE is an open-source knowledge base combining pages and collaborative editing, according to its repository description.

Trilium Notes is an open-source app for taking notes and organizing a personal knowledge base locally or through synchronization.

Lokus - A modern, intuitive note-taking application with powerful editing capabilities

Collect, read, annotate, and archive web pages with Linkwarden, an open-source bookmark manager that can be self-hosted.

SilentNotes synchronizes notes between Android and Windows devices, according to its repository description.

KeyNote NF offers a tabbed notebook with a rich-text editor, nested notes, and encryption, according to its project description.

Standard Notes is an end-to-end encrypted note-taking app for capturing notes and files, according to its repository description.

This repository implements an open-source alternative to NotebookLM with additional flexibility.

Simplenote Electron provides the Simplenote app for Web, Windows, and Linux, according to its project description.

VNote is a Qt-based open-source note-taking application that combines note management with editing for Markdown, Typst, plain text and code, mind maps, and PDF reading on Linux, Windows, and macOS.

DokuWiki provides an open-source wiki engine, according to its project repository.

Org-roam is a Roam-inspired note-taking project built around Org-mode, as stated in its repository description.

Saber supports handwriting in an open-source app designed for use across platforms, according to its project description.

Xournal++ supports handwritten note-taking and PDF annotation on Linux, macOS, and Windows, including pen input from devices such as Wacom tablets.