Open source Google Keep alternatives

All Google Keep alternatives

1. 

   

   Simplenote

   4.7(4.3K) · App StoreLike

   Simplenote is a free note app from Automattic, the company behind WordPress.com, that sticks to plain text with optional Markdown, tags and quick search. Notes sync instantly across web, desktop and mobile apps, every change is kept in version history, and notes can be shared with collaborators or published as a web page. The apps are open source.

   8 Simplenote alternatives

   Pros

   • Free, ad-free and fast plain-text notes
   • Instant sync across web, desktop and mobile
   • Version history keeps every change to a note

   Cons

   • No images, attachments or rich formatting
   • Organization is limited to tags and search

   Cost / License

   FreeOpen source

   Categories

   Note-taking & Knowledge Bases

   Platforms

   WebWindowsMacLinuxiPhoneAndroid

   Features

   Ad-freeCross-device syncMarkdown supportOffline mode

   Visit websiteMore about Simplenote
2. 

   

   Notesnook

   4.7(676) · App StoreLike

   Notesnook is an open source note-taking app that encrypts every note end to end on your device before syncing it. It offers notebooks, tags, rich text with Markdown shortcuts, an app lock, a private vault and a web clipper, on the web, desktop and mobile. A free plan is available, and the sync server can also be self-hosted.

   9 Notesnook alternatives

   Pros

   • Every note is end-to-end encrypted on your device before syncing
   • Open source apps on web, desktop and mobile
   • The sync server can be self-hosted

   Cons

   • Fewer integrations and plugins than mainstream note apps
   • Some features are limited on the free plan

   Cost / License

   FreemiumOpen source

   Categories

   Note-taking & Knowledge Bases

   Platforms

   WebWindowsMacLinuxiPhoneAndroidSelf-hosted

   Features

   Cross-device syncEnd-to-end encryptionMarkdown supportOffline modeWeb clipper

   Visit websiteMore about Notesnook
3. 

   

   Standard Notes

   4.7(3.8K) · App StoreLike

   Standard Notes is an open source note-taking app focused on privacy, with end-to-end encryption for every note and file and apps on all major platforms. Notes work offline and sync across devices, and paid plans add rich editors, file storage and longer revision history. The company became part of Proton in 2024, and the sync server can be self-hosted.

   9 Standard Notes alternatives

   Pros

   • End-to-end encryption for every note and file
   • Open source apps on all major platforms
   • The sync server can be self-hosted

   Cons

   • Rich editors, file storage and longer history need a paid plan
   • Collaboration features are minimal compared with mainstream apps

   Cost / License

   FreemiumOpen source

   Categories

   Note-taking & Knowledge Bases

   Platforms

   WebWindowsMacLinuxiPhoneAndroidSelf-hosted

   Features

   Cross-device syncEnd-to-end encryptionMarkdown supportOffline mode

   Visit websiteMore about Standard Notes