Alternatives
Find free and open source alternatives to popular proprietary software.
Name (A–Z)
1Password
Password & Secret Management
$2.99
month
8 open source alternatives
1ty.me
Secure Document Sharing
Free
2 open source alternatives
3CX Phone System
Video Conferencing & Virtual Office
1 open source alternative
3Commas
$20
month
2 open source alternatives
4K Video Downloader
Media & Streaming
$10
one-time
8 open source alternatives
ACDSee
Photo & Video Management
$8.90
month
1 open source alternative
AI2sql
AI Coding Assistants
$5
month
1 open source alternative
AMP
Control Panels
3 open source alternatives
APM Terminals
Logistics & Supply Chain
1 open source alternative
AWS API Gateway
API Infrastructure
$0.90
month
2 open source alternatives
AWS Cloud9
Development Environments
Free
4 open source alternatives
AWS IoT Core
IoT Databases
$0.042
year
3 open source alternatives
AWS Secrets Manager
Secrets Platforms
$0.40
month
3 open source alternatives
AWS Step Functions
Workflow Orchestration
$0.000025
month
4 open source alternatives
AWS WAF
CAPTCHA & Bot Protection
$1.00
month
1 open source alternative
Ably
WebSockets Servers
$29
month
2 open source alternatives
Acronis Cyber Protect
Backup & Recovery
1 open source alternative
Acronis Cyber Protect Home Office
Backup & Recovery
1 open source alternative
Actimize
Financial Fraud Detection
1 open source alternative
Acuity Scheduling
Appointment Scheduling
$16
month
2 open source alternatives
AdGuard
Browsers & Extensions
$2.49
month
2 open source alternatives
AdGuard DNS
Encrypted Communication
Free
1 open source alternative
AdGuard Home
Security Automation (SIEM/SOAR)
1 open source alternative
Ada
AI Agent Platforms
1 open source alternative
Adobe Acrobat
Document Management Systems
4 open source alternatives
Adobe Acrobat Sign
E-Signature Platforms
2 open source alternatives
Adobe Audition
Photo & Video Editors
1 open source alternative
Adobe Bridge
Document Management Systems
1 open source alternative
Adobe Commerce
E-commerce Platforms
10 open source alternatives
Adobe Digital Editions
Publishing
Free
2 open source alternatives
Open Source Software.io
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