Alternatives
Find free and open source alternatives to popular proprietary software.
Name (A–Z)
DirectAdmin
Control Panels
$5
month
1 open source alternative
Directory Opus
File Management
1 open source alternative
Directus
Backend-as-a-Service (BaaS)
$499
month
1 open source alternative
Discord
Collaboration & Communication
Free
14 open source alternatives
Discourse
Forum Software
$100
month
2 open source alternatives
DisplayFusion
Workspace Organizers
$34
one-time
1 open source alternative
Disqus
Blogging Platforms
6 open source alternatives
DocRaptor
Document Management Systems
$15
month
1 open source alternative
DocSend
Document Management & E-Signatures
$30
month
1 open source alternative
Docker Hub
Cloud Computing
Free
1 open source alternative
DocuSign
Document Management & E-Signatures
$11
month
4 open source alternatives
DocuWare
Document Management & E-Signatures
£9.20
month
2 open source alternatives
Domain.io
Asset & Inventory Management
$0.98
year
1 open source alternative
Domotz
Infrastructure Monitoring
$15
month
1 open source alternative
Doodle
Scheduling & Event Management
1 open source alternative
Doppler
Secrets Management
2 open source alternatives
Downie
Web Crawlers
$19.99
one-time
1 open source alternative
Dragon Professional
Voice Dictation
2 open source alternatives
DrawSQL
Database Tools & GUIs
$19
month
1 open source alternative
Dropbox
File Management & Sync
$9.99
month
20 open source alternatives
Dropbox Business
Cloud File Sync & Share
$9.99
month
1 open source alternative
Dropbox Transfer
Cloud File Sync & Share
1 open source alternative
DuckDuckGo
Search Engines
$9.99
month
2 open source alternatives
Duet Display
Remote Desktop Software
1 open source alternative
DxO PhotoLab
Photo Editors
$239.99
one-time
1 open source alternative
Dynatrace
Performance Monitoring (APM)
$1.00
month
1 open source alternative
EZGIF
Video Editors
Free
1 open source alternative
EZOfficeInventory
Asset & Inventory Management
1 open source alternative
Easel
Control Panels
$16.63
month
1 open source alternative
EasyCron
Job Scheduling
$24
year
1 open source alternative
Open Source Software.io
Join our newsletter to get shiny new open source software delivered to your inbox. Unsubscribe anytime.