API Catalog
The curated changelogs APIDelta crawls and classifies. Add any to your dashboard in two clicks — or paste your own URL.
Anthropic
AI / ML
Claude API — long-context reasoning, vision, and tool use.
llmclaudereasoningGitHub
Developer Tools
GitHub.com platform changes — Actions, Issues, security, billing.
gitcollaborationciOpenAI
AI / ML
GPT-4, embeddings, fine-tuning, vision, and audio APIs.
llmgptembeddingsStripe
Payments
Online payments, billing, and financial infrastructure for developers.
paymentsbillingsubscriptionsAWS
Cloud
Amazon Web Services — every product, all the time.
cloudiaasserverlessCloudflare
Cloud
CDN, DNS, Workers, R2, D1, and edge compute.
cdnedgeworkersGoogle Cloud
Cloud
GCP product release notes across every service.
cloudiaasgcpNext.js
Frameworks
The React framework for production.
reactssrapp-routerPayPal
Payments
Global payments network with REST APIs for merchants and platforms.
paymentsmerchantsfintechPrisma
Databases
TypeScript ORM with type-safe queries and migrations.
ormtypescriptpostgresSlack API
Communications
Bots, webhooks, and the events API for Slack workspaces.
chatbotswebhooksSupabase
Databases
Open-source Firebase alternative — Postgres, auth, storage, edge functions.
baaspostgresrealtimeTwilio
Communications
Programmable SMS, voice, video, and email APIs.
smsvoicevideoVercel
Developer Tools
Frontend cloud platform — Next.js hosting, edge functions, AI gateway.
hostingserverlessnext-jsAlchemy
Web3
Web3 development platform — RPC, NFT API, webhooks.
web3rpcethereumAuth0
Auth
Authentication and authorization platform with social, enterprise, and passwordless.
authenticationssooauthClerk
Auth
User management and authentication for modern web apps.
authenticationuser-managementDatadog
Observability
Cloud monitoring, logs, APM, and security across infrastructure.
monitoringlogsapmDjango
Frameworks
High-level Python web framework — batteries-included.
pythonbackendGitLab
Developer Tools
GitLab.com release announcements and platform updates.
gitdevopsciHardhat
Web3
Ethereum development environment for Solidity contracts.
ethereumsoliditytoolingHugging Face
AI / ML
Open-source models, datasets, and inference endpoints.
modelstransformersopen-sourceLinear
Productivity
Issue tracking, sprints, and roadmaps for software teams.
project-managementissuesMailgun
Communications
Email API for sending, tracking, and validating messages.
emailtransactionalvalidationMongoDB
Databases
Document database with Atlas managed cloud service.
nosqldocumentNetlify
Developer Tools
JAMstack hosting, edge functions, and form handling.
hostingjamstackserverlessNotion
Productivity
Notes, docs, wikis, and databases — public API for integrations.
docswikidatabaseOpenZeppelin
Web3
Audited smart contract libraries for Solidity.
soliditysecuritycontractsPlaid
Payments
Connect users' financial accounts to your application.
bankingfinancial-datafintechPlanetScale
Databases
Serverless MySQL platform with branching and zero-downtime migrations.
mysqlserverlessRailway
Developer Tools
Infrastructure platform for shipping apps in minutes.
hostingpaasReact
Frameworks
JavaScript library for building user interfaces.
uifrontendlibraryReplicate
AI / ML
Run open-source ML models in the cloud via a simple API.
inferenceopen-source-modelsRuby on Rails
Frameworks
Full-stack web framework written in Ruby — convention over configuration.
rubybackendSendGrid
Communications
Transactional and marketing email at scale.
emailtransactionalSentry
Observability
Application monitoring — errors, performance, profiling.
monitoringerrorsapmWorkOS
Auth
Enterprise-ready features — SSO, SCIM, audit logs, directory sync.
ssoscimenterpriseviem
Web3
TypeScript Interface for Ethereum — typed actions, ABIs, contracts.
ethereumtypescriptwagmi
Web3
React Hooks for Ethereum — wallets, contracts, ENS.
ethereumreactwallets
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