dev-tools
Terra: one API for 500+ wearables and health data sources
Terra turns Fitbit, Garmin, Oura and Strava data into one normalized API with SDKs for Python, TypeScript, iOS, Android and Flutter.
#dev-tools#api#wearables
Tag
API Posts
79 posts tagged #api
Browse 79 posts tagged API. Setup notes, reviews, comparisons, and workflow patterns.
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review
Lattice: OKRs, reviews and 1:1s with an API behind them
Lattice puts OKRs, performance reviews, 1:1s and engagement surveys in one HR platform, with a documented Talent API and an MCP server on top.
#hr-tech#okr#api
news
Krea 3: fast regional image editing for production
Krea 3 edits only the region you change, returns native 2K in under 8 seconds, and costs $0.06 per image through a simple REST API.
#image-editing#ai-tools#api
dev-tools
Screen Time Network – iOS Screen Time from a REST API
Build parental controls, productivity tools, and wellness apps on top of iOS Screen Time data via a REST API. The first web-accessible Screen Time API, powered by Clearspace.
#api#ios#productivity
dev-tools
Escape – AI-Powered Offensive Security for APIs and Web Apps
Replace legacy scanners with AI agents that discover, test, and remediate security vulnerabilities across your API attack surface continuously.
#security#api#dev-tools
dev-tools
Ogmap - Ultra-Low Cost Vector Map Tiles API
Ogmap delivers vector map tiles (PBF) at rock-bottom prices: $10 buys 1 million tiles, with 250k free on sign-up. Served via Cloudflare CDN, works with MapLibre out of the box.
#dev-tools#api#maps
dev-tools
Linq iMessage CLI – Send iMessages from your terminal
Linq CLI brings iMessage, RCS, SMS, and voice to your terminal. Install with npm, authenticate, and start sending messages from any platform without a Mac.
#dev-tools#cli#api
dev-tools
Mocktail – Self-hosted mock API server with built-in
A free, open-source mock API server that runs as a single ~25 MB binary. Define endpoints, generate realistic data, inspect live traffic, and create mocks via AI or MCP — no signup, no cloud, runs
#dev-tools#api#self-hosted
dev-tools
Screen Time Network API – iOS Screen Time From a REST API
The Screen Time Network exposes iOS Screen Time data via a REST API for the first time, letting developers build attention-tracking tools without Apple's official support.
#api#ios#developer-tools
dev-tools
Klipy API – AI-Powered Meme, GIF, Sticker, and Clip API
Add AI-generated memes, GIFs, stickers, and video clips to any app via a single REST API. Includes a Tenor-compatible endpoint, optional ad monetization, and 100 free calls per hour on test keys.
#api#ai-tools#memes
dev-tools
Trophy - Drop-in gamification API for consumer apps
Trophy gives your app achievements, streaks, points, and leaderboards in a sprint. No in-house build required — achievements, leaderboards, and points as an API call.
#dev-tools#api#gamification
ai-setup
IonRouter - AI inference routing with zero cold starts
One API to route across top AI models with zero cold starts, per-second billing, and an OpenAI-compatible endpoint. Built on NVIDIA GH200 hardware.
#ai-setup#dev-tools#inference
dev-tools
MovingLake – Real-time data connectors for anything
MovingLake unifies ETL, reverse ETL, and transactional integrations into one event-driven platform. Connect any API, database, or service and stream data in real time to Snowflake, your CRM, or
#data-integration#etl#reverse-etl
dev-tools
Beeceptor – AI-Powered OpenAPI Mock Servers
Upload your OpenAPI spec and get a live mock server with AI-generated realistic test data in seconds. Free tier, no signup required.
#dev-tools#api#testing
ai-setup
Context.dev – The Web Context API for AI Agents
One API to scrape and crawl the web, extract structured brand data, retrieve logos and styleguides, and monitor websites for changes. Built for AI agents.
#ai-setup#dev-tools#api
dev-tools
Keel Studio – Prompt to production backend in 2 minutes
Define data models, actions, and permissions in a schema. Keel generates REST and GraphQL APIs, manages the database, and produces an internal ops Console — no backend code to write.
#dev-tools#backend#api
dev-tools
RDAP API – Normalized WHOIS Data for Developers
A developer API that replaces WHOIS with clean JSON. Covers 1,200+ TLDs, normalizes messy registry responses, and exposes MCP and REST endpoints from $9/mo.
#dev-tools#api#dns
dev-tools
Mocksy - Local API Mocking on macOS
Mocksy is a free native macOS app that mocks local API endpoints without a server. Define JSON responses, test offline, and move fast without hitting live backends.
#dev-tools#macos#api
ai-setup
Coasty - YC S26 AI Agent with Computer-Use API
Cloud-hosted AI agent that controls a remote desktop like a human, ships a /v1/predict REST API with 1,000+ OAuth app integrations, and scores 85.60% on OSWorld benchmark.
#ai-agent#api#computer-use
dev-tools
InstantCLI – Turn Any API into a CLI for AI Agents
InstantCLI generates a ready-to-use CLI wrapper for any REST API in minutes. Paste a docs URL, get binaries with auto-updates, docs-aware help text, and zero context bloat — built for AI agents.
#ai-agent#cli#developer-tools
ai-setup
Coasty - Computer-Use AI Agent API for Desktop Automation
Coasty is a YC S26-backed computer-use API that controls real desktops like a human. $0.05/v1/predict, 1000+ app integrations, 85.60% OSWorld benchmark.
#ai-agent#computer-use#rpa
ai-setup
Context.dev - Web Scraping API for AI Agents
One API to scrape the web into clean Markdown, crawl entire sites, and extract structured brand data. YC S26.
#ai-tools#web-scraping#api
dev-tools
OpenBrand - Extract Brand Assets from Any URL
Free open-source tool to extract logos, colors, and brand assets from any URL using an API, npm package, or AI agent skill.
#dev-tools#open-source#brand
ai-setup
Smooth CLI – Token-Efficient Browser for AI Agents
Smooth CLI is a serverless browser agent API that lets AI agents like Claude Code navigate the web using natural language instructions, scoring 92% on WebVoyager at 7x lower cost than Browser Use.
#ai-agent#browser-automation#dev-tools
dev-tools
Coasty – Computer-Use API at $0.05 per Prediction
Build and run reliable browser automations as code. Coasty is a computer-use API that operates any web or desktop app via screenshots, mouse, and keyboard, no API required.
#browser-automation#ai-agent#api
dev-tools
mitmproxy2swagger – Capture Traffic, Get OpenAPI Spec
Turn any app's HTTP traffic into an OpenAPI spec without reading a single line of code. mitmproxy2swagger reverse-engineers REST APIs from mitmproxy captures or browser HAR exports.
#reverse-engineering#api#openapi
ai-setup
Kalendis – API-First Scheduling Backend for AI Agents
A scheduling API that handles timezone math, DST edge cases, and conflict-safe bookings — so you keep your UI and delegate the hard parts to Kalendis.
#mcp#api#scheduling
dev-tools
RefundHalt - Auto Contest App Store Refunds
RefundHalt automatically replies to App Store and Google Play refund requests with usage evidence, helping app developers keep revenue that would otherwise be lost. No SDK, setup in 2 minutes.
#api#revenue#ios
dev-tools
Spikelog - Simple Metrics API for Developers
Spikelog is a dead-simple metrics service: POST a number, get a chart. No agents, no dashboards to configure, no retention settings.
#dev-tools#observability#api
ai-setup
Coasty – #1 Computer-Use AI Agent API at $0.05/predict
Coasty ranks #1 on OSWorld (85.60%) and ships a production computer-use API with 1,000+ OAuth integrations, MCP server, and a $99/mo flat Unlimited plan.
#ai-agent#computer-use#api
dev-tools
DeepLinkNow - Privacy-First Deferred Deep Linking for
A lightweight deep linking SaaS with a free tier up to 15k MAU, universal and deferred deep links, and SDKs for React Native, iOS, and Android.
#dev-tools#api#mobile
ai-setup
UnDatasIO MCP Server - Document Parsing for AI Agents
Connect AI agents directly to UnDatasIO document parsing via an MCP server. Upload files, trigger parsing, and poll results through a stateful interface without writing workflow boilerplate.
#mcp#document-parsing#ai-tools
ai-setup
Structured Blocks: AI Functions from Natural Language
Generate code from natural language, test in a sandbox, then deploy as a REST endpoint in one click with Structured Blocks.
#ai-setup#dev-tools#no-code
dev-tools
Transactional – HTML + Tailwind to PDF via API
Design PDFs in HTML and Tailwind CSS, then generate them on-demand through a single API call. Open-source stack with MCP support.
#dev-tools#api#pdf
dev-tools
Nerve – Query Multiple Data Sources with One GraphQL API
Nerve is a self-hosted query engine that joins data from multiple APIs, databases, and third-party services via GraphQL-style queries, executed entirely in your own infrastructure.
#dev-tools#api#data
ai-setup
Openbenchmarks - Verified API Benchmarks for AI Agents
Free, independent hub scoring B2B data and AI-agent APIs against verified ground truth. Covers lookalikes, enrichment, funding, TTS, and STT with public methodology, OpenAPI 3.1, and MCP access.
#ai-setup#dev-tools#api
dev-tools
Xano 2.0 – AI-Generated Back Ends in Minutes
Xano 2.0 uses AI to generate production-ready back ends with APIs, databases, and business logic from natural language prompts — no coding required.
#no-code#backend#ai-setup
dev-tools
Context.dev Review – YC S26 Web Data API for AI Agents
One REST API to scrape, crawl, extract structured data, screenshot, and identify brands from any URL. Free tier included. Built for AI agents.
#web-scraping#api#ai-tools
dev-tools
SnapAPI – Screenshot, PDF and Extraction API
A fast REST API for screenshots, PDFs, web scraping, and content extraction built with Fastify and Playwright. Free tier: 200 requests/month with Go SDK and MCP server.
#api#screenshot#pdf
ai-setup
CentralMind Gateway – Universal MCP-Server for Databases
Connect any database to AI agents via auto-generated MCP or REST APIs. Supports PostgreSQL, MySQL, ClickHouse, Snowflake, BigQuery, and more with built-in PII protection.
#mcp#database#ai-agent
dev-tools
ShotOne – Screenshot API for Developers
Capture website screenshots via one API call. Supports PNG, JPEG, WebP, PDF, 18+ device presets, auto cookie removal, stealth mode, and Cloudflare R2 export.
#screenshot#api#developer-tools
dev-tools
Sourcetable Superagents – Connect Any Spreadsheet to a
Superagents lets you connect a spreadsheet to any database, API or MCP server. Query Postgres, Stripe, and Google Analytics using natural language — no SQL required.
#sourcetable#spreadsheet#mcp
ai-setup
Zatanna Kampala - Reverse-Engineer Web Portals into APIs
Kampala from Zatanna captures the real network traffic behind any web portal and exposes it as a stable, callable API endpoint for AI agents.
#ai-tools#api#browser-automation
dev-tools
ApiArk — Local-First API Client That Ditches the Cloud
Open-source API client with ~60 MB RAM, sub-2s startup, and git-friendly YAML storage. Supports REST, GraphQL, gRPC, WebSocket, and SSE. A Postman alternative that respects your privacy and your
#api#local-first#open-source
ai-setup
Voygr - Real-World Place Intelligence for AI Agents
Voygr gives AI agents and apps fresh, queryable place profiles combining accurate location data with news, events, and web context that Google Maps APIs cannot.
#ai-agent#maps#api
dev-tools
SimGate - Your Phone as a Private SMS API
SimGate turns your Android phone into a private SMS gateway. Send and receive texts through your own SIM card via a simple REST API.
#dev-tools#api#self-hosted
ai-setup
Sudo - Unified LLM API for Developers
One API to route across OpenAI, Anthropic, Google, and more. Sudo handles context management and monetization so developers can focus on building AI products.
#ai-setup#dev-tools#llm
ai-setup
Integuru - Generate APIs from Browser Traffic
Reverse-engineer any platforms internal APIs by recording browser traffic with Integuru, an open-source AI agent.
#api#reverse-engineering#python
ai-setup
Browse Anything - AI Browser Agent That Automates Web Tasks
An AI browser agent that browses the web in plain English. Telegram bot, REST API, free tier. Automates scraping, bookings, forms, and price monitoring without code.
#browser-automation#ai-agent#telegram
ai-setup
Reality Defender - Deepfake Detection API
Reality Defender API detects AI-generated deepfakes in images, audio, and video. Enterprise-grade verification for platforms and institutions.
#ai-setup#security#api
dev-tools
Nango - Build integrations with 800+ APIs
Connect your product and AI agents with 800+ pre-built API integrations. Nango handles authentication, sync, and infrastructure for scalable integrations.
#api#integrations#dev-tools
dev-tools
SEO Score API: Best Free SEO Audit API for Developers
Free SEO audit API with 82 checks per URL — on-page SEO, performance, accessibility, AI readability, and AEO scoring. JSON response in seconds. Python & Node SDKs.
#seo#developer-tools#api
dev-tools
ApiParrot – Auto Reverse Engineer HTTP APIs
ApiParrot captures HTTP traffic and automatically generates OpenAPI specs, Postman collections, and client SDKs from real API behavior.
#dev-tools#api#reverse-engineering
dev-tools
MockStudio – HTTP Mocking Without the Mess
Intercept, mock, and inspect HTTP requests directly in your browser. Zero config, no proxy, no terminal commands. Works with any framework.
#api#mocking#developer-tools
ai-setup
Zatanna – Turn Software Workflows into APIs for AI Agents
Zatanna reverse-engineers any web portal's network traffic and generates headless APIs that AI agents can execute in seconds. No UI required.
#ai-agent#api#automation
dev-tools
Kampala - Reverse-Engineer Apps into APIs
Turn any app or website into a reliable API without scrapers. Kampala is a local MITM proxy that intercepts HTTP traffic, maps sequences, and replays them as stable automations.
#self-hosted#dev-tools#automation
dev-tools
Stigg - SaaS Pricing and Billing API Platform
Build and manage SaaS pricing plans faster with Stigg APIs and SDKs. Decouple pricing logic from code, manage product catalogs, and roll out changes safely.
#saas#billing#pricing
dev-tools
Pinch - Real-Time Speech Translation API with Voice Cloning
Pinch is a YC-backed speech translation API offering real-time audio translation and async video dubbing across 50+ languages with voice cloning. Includes Python SDK and WebSocket support.
#ai#api#speech-translation
ai-setup
Embedding.io - Turn Websites Into Knowledge Bases for LLMs
Crawl, chunk, and vectorize any website into a queryable knowledge base. REST API with collections, scheduled updates, and built-in RAG for LLM applications.
#rag#llm#ai-setup
dev-tools
Small Transfers - Per-Request Payments for SaaS and APIs
Bill customers as little as $0.000001 per API request with Small Transfers. A Stripe Connect-powered payment platform built for usage-based billing, AI APIs, and micro-transactions.
#payments#saas#api
dev-tools
APIMatic Context Plugins - Guardrails for Coding Assistants
APIMatic Context Plugins ground Cursor, Claude Code, and VS Code in your real OpenAPI spec, cutting token usage 65% and prompt iterations 81% on PayPal.
#ai-coding#openapi#mcp
dev-tools
MovingLake - Real-Time Data Connectors for Any API
MovingLake is a YC S22 data integration platform that combines polling, webhooks, websockets, REST, GraphQL, and SOAP into a single fan-out stream for any backend.
#data-integration#etl#api
ai-setup
Extract - Document Parsing API Faster Than Textract
Extract is a YC P25 hosted OCR and document parsing API that turns PDFs, PPTX, DOCX, and scans into text chunks with bounding boxes. 81.9% accuracy, 2x faster than AWS Textract, $3 per 1K pages.
#ai-tools#document-ai#ocr
dev-tools
Exa - Neural AI Search Engine With 20x Recall
Exa is a YC S21 AI search engine offering a Web Search API, web crawler, and SERP API. Uses neural embeddings for 20x better recall than keyword search. Free tier available.
#ai-search#dev-tools#api
dev-tools
Chert - iMessage API for Business Messaging at Scale
Chert provides a REST API for businesses to send, receive, and automate iMessage conversations at scale, with SMS fallback and line health monitoring built in.
#dev-tools#api#messaging
dev-tools
Kampala – MITM Proxy That Turns App Workflows Into APIs
Kampala is a MITM proxy that reverse-engineers existing app workflows into clean APIs — no brittle browser automation or computer use agents required.
#api#reverse-engineering#yc-w26
dev-tools
Reality Defender - Deepfake Detection API for Developers
Reality Defender launches a public API for real-time multimodal deepfake detection across images, voice, video, and text — with SDKs in Python, Java, Rust.
#deepfake#api#security
dev-tools
Kapso Pricing and WhatsApp API for Developers
Evaluate Kapso pricing and its WhatsApp API inbox for developers, with webhook observability, message tracking, multi-tenant routing, and faster Meta Cloud API setup.
#dev-tools#api#whatsapp
dev-tools
Didit – Unified Identity API Replacing Five Providers in One
Didit consolidates KYC, AML, biometrics, authentication, and fraud prevention into a single API integration — no more stitching together five providers for.
#identity#kyc#dev-tools
dev-tools
RecipeUI – Type-Safe Postman Alternative for API Testing
RecipeUI is an open-source API client that uses TypeScript to statically type and autocomplete HTTP requests, catching errors before runtime.
#dev-tools#api#typescript
dev-tools
Airwalker – Airtable API Reliability Toolkit
Airwalker is a free developer toolkit that improves Airtable API reliability with schema timeline, request logging, edit & replay, and auto-generated.
#airtable#developer-tools#api
dev-tools
Resend – Email API Built for Developer Experience
Resend is a modern email API platform built for developers who want React-based email templates, great DX, and competitive pricing. Here's how it works.
#dev-tools#email#api
dev-tools
Tabstack – Browser Infrastructure API for AI Agents
Mozilla-backed API that abstracts complex web browsing for AI agents—handles proxies, hydration, DOM parsing, and returns clean structured data instead of raw.
#ai-agents#browser-automation#dev-tools
dev-tools
API Parrot – Reverse Engineer Any HTTP API Automatically
API Parrot automatically reverse engineers HTTP APIs by tracing data correlations between requests, building visual flow diagrams, and exporting runnable.
#dev-tools#api#automation
dev-tools
HumanLayer – Human-in-the-Loop API for AI Agents
HumanLayer is a YC-backed API that lets AI agents request human approval at critical steps during execution, enabling safe production deployment of autonomous.
#ai-agent#human-in-the-loop#api
ai-setup
Extend AI – Turn Messy Documents into Clean Structured Data
Extend is a YC W23 AI toolkit that parses messy documents—PDFs, images, Excel files—and extracts reliable structured data for AI pipelines.
#ai-tool#document-parsing#yc-w23
dev-tools
Voygr – Location Intelligence for AI Agents
Voygr is a YC W26 company building a high-fidelity location data layer for AI agents and apps. It validates and enriches place records — addresses, hours.
#ai-agent#api#location-data
dev-tools
Kampala – Reverse Engineer Any Web App Into a Stable API
Kampala is a native MITM proxy for macOS that intercepts HTTP traffic from any app, traces auth chains, and lets you replay flows as automation scripts.
#reverse-engineering#automation#proxy
ai-setup
Prism – AI Video Workspace and API for Creators (YC X25)
Prism is a YC X25 AI video platform combining generation, editing, and an API for workflow automation. Generate assets, edit on a timeline, and integrate via.
#ai-tools#video#api