OpenAlternative
Browse
Alternatives
Categories
Tech Stacks
Self-hosted
Advertise
Submit
Sign In
Latest tools
Self-hosted
Coming Soon
Alternatives
Categories
Tech Stacks
Tags
Submit
About Us
Advertise
Ad
Learn more
/
Categories
/
Frameworks & Platforms
/
Using Anthropic
Open Source Frameworks & Platforms using Anthropic
A curated collection of the best open source software frameworks, platforms, and libraries for application development. using Anthropic.
Stars
Forks
Last commit
Stars
Forks
Last commit
Stars
Forks
Last commit
Stars
Forks
Last commit
Stars
Forks
Last commit
Stars
Forks
Last commit
Ad
Openlane
– Open-source, developer-first platform for automated compliance, risk management, and built-in Trust Center.
Learn More
Popular Proprietary Software:
Spotify Alternatives
2
Claude Code Alternatives
15
Notion Alternatives
19
Lovable Alternatives
5
Wispr Flow Alternatives
6
n8n Alternatives
6
CapCut Alternatives
5
Discord Alternatives
10
Power BI Alternatives
10
Cursor Alternatives
14
Microsoft 365 Alternatives
6
Microsoft Word Alternatives
5
Popular Categories:
Low-Code/No-Code Platforms
37
AI Agent Platforms
22
Project Management Suites
22
PaaS & Deployment Tools
18
AI Personal Assistants
19
Web Analytics
17
Infrastructure Monitoring Tools
16
Note-Taking Tools
16
AI Chat Interfaces
14
Team Chat & Messaging Tools
14
Backend-as-a-Service (BaaS) Tools
16
Workflow Automation Tools
16
Order by
▼
Fonoster
Open-source cloud communications platform for developers
Stars
7,985
Forks
526
Last commit
6 hours ago
Build and deploy powerful voice and messaging applications with ease using Fonoster's flexible, scalable, and developer-friendly platform.
Open Source
Alternative to:
Twilio
Ad
Stellar Hosted
Managed Open Source software hosting in the EU: secure, compliant, fast.
Start using Open Source today