Sidebar Notebook
Sidebar Notebook is a Firefox sidebar extension for organizing notes, code snippets, and ideas locally. It provides nested pages, Markdown editing with live preview, notebook cells, search, Vim keybindings, autosave, and JSON import/export without accounts or cloud storage.
Overview
12 featuresIn the Note-taking apps space, Sidebar Notebook takes a focused approach. It focuses on taking notes, storing code snippets, and organizing ideas without leaving the Firefox browser or relying on cloud services. Sidebar Notebook is a consumer product aimed at developers who use Firefox. Sidebar Notebook is free to use. Sidebar Notebook is available on the web and embeddable surfaces.
Behind Sidebar Notebook is MrSuperfluous, and it first shipped in 2026. Among its 12 catalogued features are nested page tree, markdown editor, and live preview. The interface is available in 32 languages, including Czech, German, and Greek.
Summary written by a language model from the project’s public pages.
- Nested page tree
- Markdown editor
- Live preview
- Code highlighting
- Notebook cells
- Command palette
- Vim keybindings
- Fuzzy search
- Scratchpad mode
- Autosave
- JSON import/export
- Offline storage
Built with & integrations
Trust & compliance
Indexing history
1What PulseGate has recorded for this listing
- Indexed19 Sep · 13:40 UTCSidebar Notebook verified via Firefox Add-onsSource: Firefox Add-ons · Open
Frequently asked questions about Sidebar Notebook
- What is Sidebar Notebook?
- Sidebar Notebook focuses on taking notes, storing code snippets, and organizing ideas without leaving the Firefox browser or relying on cloud services. It is catalogued under Note-taking apps on PulseGate.
- Who is Sidebar Notebook for?
- Sidebar Notebook is a consumer product built for developers who use Firefox.
- Does Sidebar Notebook have a free plan?
- Yes — Sidebar Notebook is free to use.
- What platforms does Sidebar Notebook run on?
- Sidebar Notebook runs on the web and embeddable surfaces.
- Is Sidebar Notebook still active?
- Unverified. Sidebar Notebook has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
- What are alternatives to Sidebar Notebook?
- Similar projects tracked by PulseGate include Sidebar Note, Note Sidebar, and Sidebar Notepad.Sidebar NoteNote SidebarSidebar Notepad
- Who develops Sidebar Notebook?
- Sidebar Notebook is developed by MrSuperfluous.
- How long has Sidebar Notebook been around?
- Sidebar Notebook first shipped in 2026.
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