API-first

21 tools tagged as this tag, ordered by score.

Loops

Email for software companies, without the enterprise campaign builder.

MarketingPaid

LangChain

The framework most LLM applications are still assembled with.

AIOpen source

Lemon Squeezy

A merchant of record, so sales tax stops being your problem.

FinancePaid

Vercel

Deploy a frontend by pushing to a branch, and get a URL per pull request.

Developer toolsFreemium

Pinecone

Managed vector search, so retrieval is somebody else's operational problem.

AIFreemium

Attio

A CRM that models your pipeline instead of making you model theirs.

Sales & CRMFreemium

Replicate

Run open-source models behind an API without touching a GPU.

AIPaid

Pipedream

Workflows where every step can just be a function you wrote.

AutomationFreemium

Railway

Deploy services and databases without writing any infrastructure config.

Developer toolsFreemium

Linear

Issue tracking fast enough that people actually keep it up to date.

ProductivityFreemium

Wise

Send money across currencies at a rate you can check yourself.

FinancePaid

ElevenLabs

Speech synthesis and voice cloning that survives being listened to closely.

AIFreemium

Hugging Face

The model hub. Weights, datasets and demos for most of open-source ML.

AIFreemium

Postman

Build, test and document an API without writing a client for it first.

Developer toolsFreemium

Resend

Transactional email for developers, React templates, real deliverability.

MarketingFreemium

Stripe

Payments, billing and invoicing with documentation people copy from.

FinancePaid

Dodo Payments

Merchant-of-record billing for AI products, with usage and credits built in.

FinancePaid

Airtable

A spreadsheet that grew a schema, views and an API.

No-codeFreemium

Claude

Anthropic's assistant, strongest on long documents and careful reasoning.

AIFreemium

Polar

Merchant-of-record billing for software, with tax and entitlements handled.

FinanceFreemium

Paddle

Billing and tax compliance for software sold across borders.

FinancePaid