Self-hosted projects tagged “Offline First”

Feature-rich, self-hosted AI interface that integrates Ollama and OpenAI-compatible APIs, offers RAG, vector DB support, image tools, RBAC and observability.

Actively maintained

Alternative to:

Open WebUI Cloud+19

Excalidraw is an open-source collaborative whiteboard for sketching hand-drawn style diagrams, wireframes, and flowcharts with real-time sharing.

MITActively maintained

Alternative to:

Excalidraw++15

Open-source, privacy-focused collaborative workspace for notes, databases, kanban boards and AI-assisted writing; desktop, mobile and web clients with local-first storage.

AGPL-3.0Actively maintained

Alternative to:

Notion+19

KeePassXC is a secure, cross-platform password manager that stores credentials and sensitive notes in encrypted KeePass-compatible KDBX files with autofill and browser integration.

Actively maintained

Alternative to:

KeePassXC+10

Actual Budget is a local-first personal finance app with envelope budgeting, reporting, multi-device sync, and optional end-to-end encryption.

MITActively maintained

Alternative to:

YNAB (You Need A Budget)+17

Local-first personal finance app for envelope budgeting, transaction tracking, reporting, and optional end-to-end encrypted multi-device sync.

MITActively maintained

Alternative to:

YNAB (You Need A Budget)+16

Open-source, privacy-first automated time tracker with local storage, extensible watchers, and dashboards for analyzing app, browser, and coding activity.

MPL-2.0Actively maintained

Alternative to:

RescueTime+6

Open-source collaborative documentation and wiki platform with real-time editing, offline sync, export features and flexible self-hosting options.

MITActively maintained

Alternative to:

Notion+17

Collaborative note-taking, wiki, and documentation platform with real-time editing, access control, and offline support. Built with Django and React/Next.js.

MITActively maintained

Alternative to:

Notion+19

WebAssembly-powered on-device file converter built with Svelte and TypeScript, enabling offline, privacy-first conversions.

Self-hostable, privacy-first PDF toolkit that runs fully in the browser for editing, merging, converting, and processing PDFs without server-side uploads.

AGPL-3.0Actively maintained

Alternative to:

Adobe Acrobat+19

Shiori is a lightweight bookmark manager with a web interface and CLI, full-text search, imports from Pocket/Netscape, and optional offline archiving of saved pages.

MITActively maintained

Alternative to:

Pocket+9

TiddlyWiki is a self-contained, highly customizable personal wiki that runs in the browser or on Node.js, enabling notes, knowledge bases, and documentation in one file.

Actively maintained

Alternative to:

Notion+19

Browser and desktop diagram editor for flowcharts, UML, wireframes and network diagrams with cloud storage integrations and offline apps.

Apache-2.0Actively maintained

Alternative to:

Microsoft Visio+16

Standard Notes is an end-to-end encrypted notes app with secure file storage, offline access, and cross-platform sync, with optional self-hosting of the sync server.

AGPL-3.0Actively maintained

Alternative to:

Evernote+19

Self-hosted, browser-based personal knowledge management platform with Markdown pages, wiki-style links, tasks, queries, and Lua scripting for automation.

MITActively maintained

Alternative to:

Notion+19

Unison is a cross-platform, bidirectional file synchronization tool that keeps two directory replicas in sync over SSH or TCP, with conflict detection and offline support.

GPL-3.0Actively maintained

Alternative to:

GoodSync+13

Offline-first file manager and personal knowledge workspace that organizes local files with tags, fast search, previews, and optional local AI features.

AGPL-3.0Actively maintained

Alternative to:

Evernote+19

Open-source, local-first Slack and Notion alternative combining team chat, rich docs, databases, and file management with offline-first sync and self-hosting.

Apache-2.0Actively maintained

Alternative to:

Notion+19

KitchenOwl is a self-hosted grocery list and recipe manager with shared households, meal planning, real-time sync, and expense tracking across mobile, web, and desktop apps.

AGPL-3.0Actively maintained

Alternative to:

AnyList+6

Self-hosted image optimizer that compresses and converts images locally in your browser, works offline, and keeps files private with on-device processing.

GPL-3.0Actively maintained

Alternative to:

Convertio+6

Fladder is a cross-platform Jellyfin client that streams, transcodes, and downloads media for offline playback, with profile switching, library management, and adaptive UI.

GPL-3.0Actively maintained

Alternative to:

Infuse Pro+5

Kyoo is a self-hosted video-focused media server for movies, TV series, and anime, with automatic library scanning, transcoding, and modern web/mobile clients.

GPL-3.0Actively maintained

Alternative to:

Plex+5

Privacy-focused web archiving and playback service with bots and CLI, supporting multiple backends like Internet Archive, archive.today, IPFS, Telegraph, and local storage.

RetroShare is a decentralized friend-to-friend platform for encrypted chat, mail, forums, channels and secure file sharing, with optional Tor/I2P support.

Actively maintained

Alternative to:

Telegram+19

Open source web-based time tracker with an interactive timeline, tag-based workflow, targets, and CSV/PDF reporting for individuals and freelancers.

GPL-3.0Actively maintained

Alternative to:

Toggl Track+19

Minimal, local-first markdown note-taking app built with Svelte and Tailwind; provides desktop (Tauri) and web interfaces with local PGlite storage.

AGPL-3.0Slowing down

Alternative to:

Standard Notes+11

Self-hosted open-source web gallery for personal photos and videos with tagging, mobile-friendly UI, face detection, and reverse image search for discovery.

MITActively maintained

Alternative to:

Google Photos+14

Zen is a minimal self-hosted notes app that stores notes as Markdown with a local SQLite database, featuring fast full-text search, tagging, templates, and low resource usage.

AGPL-3.0Actively maintained

Alternative to:

Evernote+15

A minimalist, fast in-browser text editor with live Markdown preview, optional LaTeX/Math rendering, and export/print to PDF—runs fully offline with no server.

Likely dormant

Alternative to:

Typora+4