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370 tools

Stoplight

API design-first platform with visual editor.

API Tools
apidesigndocumentation
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Kreya

gRPC and REST API client for developers.

API Tools
apigrpcrest
Visit → 5 AI recommendations
Hoppscotch

Open-source API development ecosystem. Postman alternative.

API Tools
apitestingopen-source
Visit → 78829★ 15 AI recommendations
Insomnia

API design, debug, and test. Open-source core.

API Tools
apitestingopen-source
Visit → 38255★ 15 AI recommendations
Stripe £1/mo

Payment processing platform for internet businesses. Accept payments, send payouts.

Payments
paymentsstripecheckout
Visit → 6 AI recommendations
Payload CMS

The most powerful TypeScript headless CMS

Headless CMS
cmsheadlesstypescript
Visit → 41613★ 2 AI recommendations
Checkly

Monitoring for the modern DevOps stack

Monitoring & Uptime
monitoringapidevops
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twurple

Interact with Twitch API, chat, PubSub, and EventSub

API Tools
twitchapitypescript
Visit → 734★ 26 AI recommendations
Mastodon.py

Full-featured Python wrapper for the Mastodon API

API Tools
open-sourcepythonmastodon
Visit → 948★
Invoice as a Service

Simple invoicing REST API — send JSON, get a PDF

Invoicing & Billing
open-sourceapiinvoicing
Visit → 213★

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