Discover 108+ indie Headless CMS tools built by independent makers. Open-source and bootstrapped alternatives with install commands and compatibility data.
Open-source API client. Stores collections in Git.
Monitoring for the modern DevOps stack
Docker-powered stateless API for PDF generation.
Open-source API development ecosystem. Postman alternative.
API design, debug, and test. Open-source core.
gRPC and REST API client for developers.
Real-time API protocol built on Server-Sent Events. Open source.
API design-first platform with visual editor.
Open-source interactive API documentation.
Git-backed headless CMS with visual editing
AI-powered Text → UML generator — convert natural language descriptions into PlantUML/Mermaid diagra
Email API for developers. Send transactional and marketing emails at scale.