Productivity

Productivity15.0k

Actual Budget

Privacy-focused personal budgeting app with local-first data and optional sync capabilities

Alternative to: Google Sheets

Productivity12.0k

MITFreemium

Baserow

No-code database platform with spreadsheet interface, forms, and API for building applications

Alternative to: Airtable, Google Sheets

Productivity5.3k

AGPL-3.0Freemium+1

ONLYOFFICE

Online office suite with document, spreadsheet, and presentation editors supporting real-time collaboration

Alternative to: Microsoft Office, Google Docs

Productivity4.5k

Leantime

Strategic project management system with goal tracking, to-dos, and timeline visualization

Alternative to: Asana, Monday.com

Productivity4.2k

self-hostedweb-basedplugin-system

DokuWiki

Simple and versatile wiki software that stores data in plain text files without a database

Alternative to: Confluence, Notion

Productivity3.8k

mobile-friendlyoffline-capable

Tasks.org

Open-source task management app for Android with CalDAV sync, subtasks, and location reminders

Alternative to: Todoist

desktopmarkdowne2e-encrypted

Productivity22.0k

AGPL-3.0Freemium+1

SiYuan

Local-first personal knowledge management system with block-level referencing and sync capabilities

Alternative to: Notion, Evernote

Productivity16.8k

Apache-2.0Free

Etherpad

Real-time collaborative text editor that allows multiple authors to edit simultaneously in-browser

Alternative to: Google Docs

Productivity8.5k

typescriptself-hostedai-tagging

Hoarder

Self-hosted bookmark and read-later manager with AI-powered automatic tagging

Alternative to: Todoist, Evernote

Productivity7.5k

Docmost

Collaborative wiki and documentation software with real-time editing and rich content support

Alternative to: Notion, Google Docs

Productivity5.7k

self-hostede2e-encryptedweb-based

CryptPad

End-to-end encrypted collaboration suite with documents, spreadsheets, presentations, and kanban boards

Alternative to: Google Docs

Productivity200

mobile-friendlytypescript

Capacitor Calendar

Open-source calendar application with scheduling, event management, and cross-platform integration

Alternative to: Google Docs

Productivity58.0k

AppFlowy

Privacy-first open-source workspace for notes, wikis, and project management with AI features

rustdesktopcollaborative

Alternative to: Notion

Productivity49.0k

NocoDB

No-code database platform that turns any database into a smart spreadsheet with API access

Alternative to: Airtable, Google Sheets

Productivity27.5k

self-hostedweb-baseddesktop

Trilium Notes

Hierarchical note-taking application with rich text editing, scripting, and knowledge graph visualization

Alternative to: Evernote, Notion

web-basedoffline-capableextensible

Productivity8.1k

BSD-3Free

TiddlyWiki

Non-linear personal web notebook for capturing, organizing, and sharing complex information

Alternative to: Notion, Evernote

e2e-encryptedcross-platformprivacy-focused

Productivity5.3k

AGPL-3.0Freemium+2

Standard Notes

End-to-end encrypted note-taking app with longevity focus, extensions, and cross-platform sync

Alternative to: Evernote

Productivity5.2k

HedgeDoc

Collaborative markdown editor for creating notes, presentations, and documentation in real time

Alternative to: Google Docs, Notion

Productivity3.2k

typescriptmarkdownself-hosted

SilverBullet

Extensible, self-hosted knowledge management system built on Markdown and web standards

Alternative to: Notion, Evernote

Productivity3.1k

otherFree

EtherCalc

Web-based collaborative spreadsheet allowing multiple users to edit simultaneously in real time

Alternative to: Google Sheets

Productivity1.2k

Traggo

Tag-based time tracking tool with a clean interface and self-hosting support

self-hostedgolangdocker

Alternative to: Todoist, Asana

Productivity200

BentoBox

Customizable personal dashboard and start page with bookmarks and widget-based layout

web-basedlightweight

Alternative to: Notion

Productivity48.0k

self-hosteddockerweb-based

Stirling PDF

Self-hosted PDF manipulation tool for merging, splitting, converting, and editing PDF files

Alternative to: Microsoft Office

web-basedcollaborativetypescript

Productivity42.0k

MITFreemium

AFFiNE

Next-generation knowledge base combining docs, whiteboards, and databases in one workspace

Alternative to: Notion

Productivity24.0k

self-hostedtypescriptdocker

Twenty

Modern open-source CRM platform designed as a Salesforce alternative with a beautiful UI

Alternative to: Asana, Monday.com

Productivity21.0k

otherFree

Focalboard

Personal task and project organization tool with board, table, and gallery view options

self-hosteddesktopgolang

Alternative to: Trello, Asana, Notion

Productivity17.0k

otherFreemium

Huly

All-in-one project management platform with issues, documents, HR tools, and team collaboration

Alternative to: Asana, Monday.com, Notion

cross-platformdesktopelectron

Productivity11.5k

MITFree+1

Super Productivity

Advanced to-do list app with time tracking, Jira and GitHub integration, and break reminders

Alternative to: Todoist, Asana

Productivity11.5k

cross-platformdesktoplightweight

Xournal++

Handwriting note-taking software with PDF annotation support and pressure-sensitive pen input

Alternative to: Evernote

e2e-encryptedcross-platformprivacy-focused

Productivity10.5k

GPL-3.0Freemium+2

Notesnook

End-to-end encrypted note-taking app with rich text editor, notebooks, and cross-platform access

Alternative to: Evernote

Productivity10.5k

desktopcross-platformplugin-system

Zotero

Reference management software for collecting, organizing, and citing research sources

Alternative to: Notion, Evernote

Productivity8.6k

Kanboard

Minimalistic Kanban project management software focused on simplicity and clear visual workflow

Alternative to: Trello

Productivity8.2k

Planka

Real-time kanban board for workgroups with card attachments, labels, and member management

Alternative to: Trello

Productivity5.0k

Vikunja

Open-source to-do and task management app with lists, kanban, Gantt charts, and calendar

Alternative to: Todoist, Trello

e2e-encrypteddesktopoffline-capable

Productivity4.5k

otherFree+1

Anytype

Local-first personal knowledge management tool with object-based structure and peer-to-peer sync

Alternative to: Notion, Evernote

desktopmarkdownplugin-system

Productivity

otherFreemium+1

Obsidian

Private knowledge base with markdown files, graph view, and powerful linking and plugin system

Alternative to: Notion, Evernote

e2e-encryptedcross-platformmarkdown

Productivity46.0k

AGPL-3.0Free+1

Joplin

Note-taking and to-do application with synchronization, encryption, and markdown support

Alternative to: Evernote

desktopmarkdownplugin-system

Productivity33.0k

AGPL-3.0Free+1

Logseq

Privacy-first knowledge management tool with outliner, graph view, and bidirectional linking

Alternative to: Notion, Evernote

Productivity16.0k

web-basedcollaborativetypescript

Luckysheet

Web-based collaborative spreadsheet with Excel-compatible features and real-time editing support

Alternative to: Google Sheets

Productivity7.5k

Apache-2.0Freemium

Grist

Modern relational spreadsheet combining the flexibility of a spreadsheet with database power

Alternative to: Airtable, Google Sheets

typescriptself-hostedhierarchical

Productivity5.6k

AGPL-3.0Free+1

TriliumNext Notes

Hierarchical note-taking app with rich editing, encryption, and self-hosting support

Alternative to: Notion, Evernote

Productivity3.6k

self-hosteddockertypescript

erxes

Open-source experience operating system for CRM, marketing automation, and helpdesk

Alternative to: Asana, Monday.com

Productivity3.2k

self-hosteddockerweb-based

Kimai

Web-based multi-user time tracking application with invoicing and project management

Alternative to: Asana, Monday.com