Requestly

Top 10 Developer Tools APIs

Ranked by popularity score. A comparison view generated from structured frontmatter (pricing, auth, docs links).

RankAPIFree tierStarting fromAuthDetails
1
GitHub API
Access GitHub's platform to manage repositories, pull requests, issues, actions, and more through comprehensive REST and GraphQL APIs.
YesFreeoauth2View
2
Cloudflare API
Manage Cloudflare services including DNS, CDN, security, Workers, Pages, and analytics. Automate web infrastructure and edge computing deployments.
YesFreeapi_keyView
3
Supabase API
Open-source Firebase alternative with PostgreSQL database, authentication, storage, real-time subscriptions, and edge functions. Build backend services without managing infrastructure.
YesFree (500MB database)api_keyView
4
Docker Hub API
Manage Docker images, repositories, and organizations on Docker Hub. Push/pull images, manage tags, configure webhooks, and automate container workflows programmatically.
YesFree (1 private repo)bearerView
5
Figma API
Access Figma design files, components, styles, and assets programmatically. Export designs, sync design tokens, and build design tool integrations.
YesFreeapi_keyView
6
Notion API
Integrate with Notion's workspace to read, create, and update pages, databases, and content programmatically.
YesFreeoauth2View
7
Postman API
Automate Postman collections, environments, and workspaces. Integrate API testing, manage collections programmatically, and build custom workflows on top of Postman.
YesFreeapi_keyView
8
Vercel API
Deploy and manage websites and serverless functions on Vercel. Programmatically control deployments, domains, environment variables, and edge configurations.
YesFree (Hobby plan)bearerView
9
Jenkins API
Control Jenkins programmatically. Trigger builds, manage jobs, query build status, configure pipelines, and automate CI/CD workflows via REST and CLI APIs.
YesFree (open source)basicView
10
GitLab API
Access GitLab repositories, issues, merge requests, CI/CD pipelines, and DevOps workflows programmatically through comprehensive REST and GraphQL APIs.
YesFreeapi_keyView