Alternatives
Find free and open source alternatives to popular proprietary software.
Name (A–Z)
Holistic AI
Compliance Automation
1 open source alternative
HomeSeer
IoT Databases
$15
month
2 open source alternatives
Hookdeck
Webhook Platforms
$39
month
1 open source alternative
Hootsuite
Marketing & Customer Engagement
$99
month
2 open source alternatives
HotDocs
Form Builders
1 open source alternative
Hotjar
Web & Product Analytics
Free
2 open source alternatives
HubSpot
Sales & CRM
Free
3 open source alternatives
HubSpot CRM
CRM Systems
$15
month
5 open source alternatives
HubSpot Marketing Hub
Marketing Automation
$10
month
1 open source alternative
HubSpot Sales Hub
CRM Systems
$20
month
1 open source alternative
Hubitat
Workflow Automation
$179.95
one-time
3 open source alternatives
Huckleberry
Personal Tracking Apps
$5.74
month
1 open source alternative
Hudu
Document Management Systems
$27
month
1 open source alternative
Hugging Face
GPU & Compute Platforms
$9
month
1 open source alternative
Human API
API Integration
1 open source alternative
Humanloop
AI Development Platforms
Free
1 open source alternative
Hypefury
Marketing & Customer Engagement
$29
month
1 open source alternative
Hyperbeam
Collaborative Workspaces
$0.007
month
1 open source alternative
IBM Watson Assistant
Chatbot Platforms
1 open source alternative
IFTTT
Workflow Automation
$2.99
month
3 open source alternatives
ILoveIMG
Photo Editors
$4
month
1 open source alternative
IPTV Smarters
Video Platforms
1 open source alternative
IPinfo.io
Infrastructure Monitoring
$49
month
1 open source alternative
IRCCloud
Team Chat & Messaging
5 open source alternatives
ITGlue
Document Management Systems
$29
month
1 open source alternative
IceWarp Mail Server
Email Platforms
$3.50
month
1 open source alternative
Imgur
Photo & Video Management
Free
4 open source alternatives
Imperva
CAPTCHA & Bot Protection
2 open source alternatives
Infinite Campus
Course Creation Platforms
1 open source alternative
Inoreader
News Aggregators
$7.50
month
9 open source alternatives
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