Trilium Notes is an open-source note-taking and personal knowledge base application. It runs locally on a desktop or syncs with a self-hosted server. Notes can be arranged hierarchically, with labels, relations and workspaces. Other features include encrypted protected notes, note revisions, full-text search and a web clipper.
Joplin Web Clipper is a Firefox browser extension that allows users to capture and save web pages and screenshots to the Joplin notes application. The Joplin desktop application is required for the extension to function. The extension may send captured data to a locally running Joplin instance at the user's request, and does not share this data with third parties.
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. It runs on the user's infrastructure, in the cloud, or in a fully air-gapped environment. It is available on macOS, Windows, Linux, iOS, Android, and the web.
Flotes is a Markdown note-taking application designed for learning. It organizes notes into notebooks and offers study, summary, canvas and wiki views, including fill-in-the-blank study with spaced repetition. Notes are written in plain Markdown and can be imported, exported and shared.
Notion is a collaborative workspace for capturing knowledge, finding answers across apps, and automating tasks. It offers block-based docs, databases, AI meeting notes, enterprise search across Notion, Slack, and Jira, and agents for team workflows. Features include wikis, teamspaces, real-time collaboration, data syncs, forms, imports, and mobile apps.
HelixNotes is a local markdown note-taking app that keeps notes as plain .md files in a folder on the user's disk. It offers a rich editor with a source mode, a tasks view collecting checklist items, and a graph built from wiki links. It is free and open source under AGPL-3.0, with no account, and runs on Linux, Windows, macOS, Android, iPhone and iPad.
Tolaria is a local-first Markdown knowledge base with native relationships, Git history, and AI workflows. Each note is a Markdown file with YAML frontmatter rather than a database or proprietary format. It includes a block-based editor with wikilinks and an integrated Git client for committing, pushing, and browsing history. AI features cover local CLI coding agents and local or API model providers. It is free and open source, with desktop builds for macOS, Windows, and Linux.
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Joplin Web Clipper is a Firefox browser extension that allows users to capture and save web pages and screenshots to the Joplin notes application. The Joplin desktop application is required for the extension to function. The extension may send captured data to a locally running Joplin instance at the user's request, and does not share this data with third parties.
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. It runs on the user's infrastructure, in the cloud, or in a fully air-gapped environment. It is available on macOS, Windows, Linux, iOS, Android, and the web.
Flotes is a Markdown note-taking application designed for learning. It organizes notes into notebooks and offers study, summary, canvas and wiki views, including fill-in-the-blank study with spaced repetition. Notes are written in plain Markdown and can be imported, exported and shared.
Notion is a collaborative workspace for capturing knowledge, finding answers across apps, and automating tasks. It offers block-based docs, databases, AI meeting notes, enterprise search across Notion, Slack, and Jira, and agents for team workflows. Features include wikis, teamspaces, real-time collaboration, data syncs, forms, imports, and mobile apps.
HelixNotes is a local markdown note-taking app that keeps notes as plain .md files in a folder on the user's disk. It offers a rich editor with a source mode, a tasks view collecting checklist items, and a graph built from wiki links. It is free and open source under AGPL-3.0, with no account, and runs on Linux, Windows, macOS, Android, iPhone and iPad.
Tolaria is a local-first Markdown knowledge base with native relationships, Git history, and AI workflows. Each note is a Markdown file with YAML frontmatter rather than a database or proprietary format. It includes a block-based editor with wikilinks and an integrated Git client for committing, pushing, and browsing history. AI features cover local CLI coding agents and local or API model providers. It is free and open source, with desktop builds for macOS, Windows, and Linux.
