Cloud Infrastructure
Grafbase is a serverless GraphQL platform that deploys globally distributed GraphQL APIs with edge caching, serverless resolvers, and built-in authentication.
Custom quote · Free plan
2021201-1,000Stockholm, Sweden
API Development
Designing, building, testing, and managing APIs that enable applications to communicate and share data securely and efficiently.
Related Categories18
Customer Communication116Employee Onboarding106Automation101Supply Chain Visibility75Customer Lifecycle Management52Security Posture Management52User Authentication48Customer Onboarding45Market Research44Meeting Scheduling41Zero Trust Access35Invoice Tax Compliance22Release Management20API Voice Integration18Meeting Note Taking18Product Documentation17AI Inference Deployment13Competitor Analysis13
Serverless Application Platforms
Koyeb is a serverless cloud platform that deploys full-stack applications, APIs, and AI models globally with automatic scaling, built-in CI/CD, and pay-per-use pricing.
Usage-based · Free plan
202111-50Paris, France
Banking Software
Cloud-native banking platform with composable APIs for lending, deposits, and banking-as-a-service for fintechs and banks.
Custom quote
2011501-1,000Amsterdam, Netherlands
API Testing Platforms
Open source HTTP mock and validation server that generates realistic responses from OpenAPI specifications.
Free · Free plan
201551-200Austin, TX
API Management
Collaborative API design platform by Oracle for creating API blueprints with interactive documentation and mock servers.
Tiered plans · Free plan
201151-200San Francisco, CA
Test Automation Frameworks
High-performance minimalist Go web framework with middleware support, data binding, and automatic TLS certificate handling.
Free · Free plan
20151-10Remote
Test Automation Frameworks
High-performance PHP framework for developing web applications with strong conventions and built-in security.
Free · Free plan
20081-10Remote
Developer Tools
Lightweight composable Go HTTP router built on the standard net/http package with middleware support.
Free · Free plan
20161-10Remote
Email Deliverability Tools
Global email delivery service with SMTP relay, email API, dedicated IPs, email testing tools, and comprehensive deliverability reporting.
Tiered plans · Free plan
200611-50Christchurch, New Zealand
Communication APIs
Email, calendar, and contacts API platform for embedding communication features into applications.
Tiered plans · Free plan
20131-50San Francisco, CA
Microservices Management
Node.js platform for building and running APIs and microservices at scale with observability built in.
Paid
202211-50Udine, Italy
Microservices Management
Highly extensible Node.js and TypeScript framework from IBM for building APIs and connecting to backend data sources.
Free · Free plan
20135,000+Remote
Microservices Management
Asynchronous Kotlin framework from JetBrains for creating microservices and web applications with a lightweight and flexible design.
Free · Free plan
20181,000+Prague, Czech Republic
Learning & Development
Cloud collaboration product within Insomnia that syncs API collections, environments, and mocks across teams with E2E encryption.
Tiered plans · Free plan
2022Solo / freelancerSan Mateo, CA
Platform Engineering
AI development platform with droids for autonomous software engineering tasks
Tiered plans
20231-50San Francisco, CA
Development Environment Setup
Free SSH based tunneling platform for local development
Flat rate · Free plan
20161-10Remote
Test Automation Frameworks
High-level Python web framework encouraging rapid development and clean design with batteries-included philosophy.
Free · Free plan
20051-10Lawrence, KS
Backend-as-a-Service
Automation platform for financial institutions enabling programmable money movement and Plaid-like payments.
Paid
201611-50San Francisco, CA
Cloud Infrastructure
Web3 infrastructure platform offering RPC nodes, staking, and gaming SDK across 30+ blockchain networks.
Usage-based · Free plan
201751-200San Francisco, CA
Open Source Management
High-quality open-source software for type-safe web app development.
Free · Free plan
20201-10Salt Lake City, UT
Low-Code/No-Code
Low-code visual backend builder for creating APIs, integrations, and scheduled jobs.
Tiered plans · Free trial
20231-10Bengaluru, IN
Cloud Infrastructure
Blockchain development platform abstracting complexity of 50+ blockchains with one unified API.
Tiered plans · Free plan
202051-200Prague, Czech Republic
API Design Tools
Advanced API design and testing tool for macOS with dynamic values, code generation, and team collaboration.
Free · Free plan
201211-50Paris, France
Cloud Development Environments
Cloud team workspace product within Hoppscotch with SSO, collaborative collections, and enterprise controls.
Tiered plans · Free plan
202211-50Bangalore, India
API Testing Platforms
Mock HTTP server and request inspector providing instant endpoints for testing and prototyping APIs.
Tiered plans · Free plan
20161-10Bengaluru, India
Integration Platform
Enterprise integration and API management platform with identity and IoT server solutions.
Usage-based · Free trial
20051,000+Mountain View, CA
Developer Experience Platforms
Open-source Laravel-based framework accelerating RESTful API development with ports and adapters architecture.
Free · Free plan
2016N/A (Community)Remote
AIOps Platforms
Ambassador's API platform providing API development, governance, and delivery for Kubernetes.
Per seat
202351-200Boston, MA
Data Enrichment APIs
Worldwide forward and reverse geocoding API based on open data sources with flexible attribution.
Tiered plans · Free plan
20131-10London, UK
Database Tools
Standalone web server that turns PostgreSQL databases directly into RESTful APIs automatically from database schema.
Free · Free plan
20141-10Remote
API Testing Tools
Open-source OpenAPI-aware HTTP proxy for validating API requests and responses against schemas in real time.
Free plan
20231-10Remote
GraphQL Tools
Open source GraphQL server for .NET with code-first and schema-first development approaches.
Free · Free plan
201911-50Remote
Test Automation Frameworks
Modern Python web framework for building APIs with automatic documentation, type hints, and high performance using async.
Free · Free plan
20181-10Remote
Cloud Development Environments
Open-source collaborative web development debugging tool for HTML, CSS, and JavaScript.
Flat rate · Free plan
20081-10Worldwide
Test Automation Frameworks
Server-side Swift toolkit for building fast and scalable web applications and REST services in Swift.
Free
20151-10Remote
API Testing Platforms
Browser extension and desktop app for intercepting, modifying, and mocking HTTP requests for debugging and testing.
Tiered plans · Free plan
2014Solo / freelancerBangalore, India
API Gateway Platforms
MuleSoft's runtime engine for creating APIs and integrating systems for enterprise applications.
Usage-based · Free trial
20061,000+San Francisco, CA
Developer Portal Platforms
Open source API management platform for building and managing REST APIs with developer portal and monetization.
Free · Free plan
20151-10Remote
Microservices Management
Internal developer platform for building cloud-native applications with microservices, API management, and fast deployments.
Paid
2016201-500Milan, Italy
API Design Tools
Open-source API design and governance suite from Red Hat featuring visual OpenAPI and AsyncAPI editing.
Free · Free plan
20185,000+Raleigh, NC