Best Open Source Productivity Tools

Open source productivity tools, ranked by score and analyzed honestly. Part of our Self-Hosted & Apps coverage.

Ranked by score. Updated weekly.

1

notesnook

74

A fully open source & end-to-end encrypted note taking alternative to Evernote.

14,039TypeScriptcopyleft
2

grist-core

71

Grist is the evolution of spreadsheets.

11,048TypeScriptunknown
3

fieldtheory-cli

67

Sync and locally store all of your X/Twitter bookmarks. Free and open source CLI for Mac.

1,715TypeScriptpermissive
4

llm_wiki

65

LLM Wiki is a cross-platform desktop application that turns your documents into an organized, interlinked knowledge base — automatically. Instead of traditional RAG (retrieve-and-answer from scratch every time), the LLM incrementally builds and maintains a persistent wiki from your sources。

7,484TypeScriptunknown
5

obsidian-copilot

65

THE Copilot in Obsidian

6,988TypeScriptstrong-copyleft
6

minutes

65

Every meeting, every idea, every voice note — searchable by your AI. Open-source, privacy-first conversation memory layer.

1,196Rustpermissive
7

Joplin

64

A free, open source note-taking and to-do application with synchronization capabilities.

54,814TypeScript
8

baserow

61

Build databases, automations, apps & agents with AI — no code. Open source platform available on cloud and self-hosted. GDPR, HIPAA, SOC 2 compliant. Best Airtable alternative.

4,828Pythonunknown
9

loomio

61

Loomio is a collaborative decision making tool

2,542Rubystrong-copyleft
10

crosspaste-desktop

60

Universal Pasteboard Across Devices

2,104Kotlinstrong-copyleft
11

KillerPDF

59

Portable PDF editor for Windows. GPLv3. No installer, no account, no subscription, no telemetry.

1,590C#copyleft
12

MouseInc.Settings

55

MouseInc设置界面

1,062Vueunspecified
13

Vikunja

52

The to-do app to organize your life. Forever free, opt-in paid features.

4,239copyleft

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