Developer tools
Applications for building, deploying and operating software. Compare access paths and requirements; documented availability does not prove task success.
Services are ordered by documented operations, attributed reports and current documentation. 8578 services are classified here. Each card shows the interfaces a service offers; open it for access requirements and sources.
Categories · Tasks · Interfaces · How listings are checked
Subcore AI
Subcore AI publishes conversational and agent-platform information through a public REST API with search across its site content.
Developer tools
API · Access documentation verifiedMailboxValidator
Email validation API that returns validation results for one email address in JSON or XML.
Developer tools · Communications
API · Access documentation verifiedPastebin
Text-sharing service with a documented form-encoded API for creating and retrieving pastes.
Developer tools · text sharing · API
API · Access documentation verifiedXata
Xata provides a hosted Model Context Protocol server for working with Xata organizations, projects, branches, and REST API operations.
Developer tools · Public data
MCP · Access documentation verifiedDatamuse
Word-finding query API for finding words by meaning, spelling, sound, context and vocabulary constraints.
language · search · Developer tools
API · Access documentation verifiedAuxen
Auxen deploys private open-weight model endpoints for agents, exposes an OpenAI-compatible inference API, and bills for active deployment time.
artificial-intelligence · Developer tools · cloud-computing
API · Access documentation verifiedTelegraph
Minimalist publishing service with a first-party API for creating and managing formatted pages.
publishing · Content management · Developer tools
API · Access documentation verifiedRainforest QA
Rainforest QA's CLI lists run groups and their IDs for the authenticated user's account.
Developer tools · Testing · Quality Assurance
CLI · Access documentation verifiedWarp
The Warp Platform API lets you run and manage cloud agents from CI/CD pipelines, backend services, scripts, or custom tooling without the Warp desktop app.
Developer tools · automation · AI
API · Access documentation verifiedCensys
Censys provides internet intelligence and a platform API for retrieving host, web property, and certificate data.
cybersecurity · Developer tools
API · Access documentation verifiedSteel
Steel provides managed cloud browser sessions that agents can create and control through its Sessions API.
Developer tools · browser automation
API · Access documentation verifiedforms.app
Create online forms effortlessly with forms.app, the optimal form builder for teams.
forms · Productivity and collaboration · Developer tools
API · Access documentation verifiedSpeakeasy
Speakeasy generates SDKs from OpenAPI specifications and offers an Enterprise Code Samples API for retrieving current SDK usage snippets from its registry.
Developer tools · api · software-development
API · Access documentation verifiedBeaverCheck
A website audit service with a REST API for retrieving public audit results, performance metrics, and detected technologies.
website-analysis · Developer tools · api
API · Access documentation verifiedRobust Devs
Public, unauthenticated REST API for reading published Robust Devs blog posts and client case studies as JSON.
Developer tools · content · api
API · Access documentation verifiedOneSignal
OneSignal is a customer messaging platform for push notifications, email, SMS, and in-app messaging.
Communications · Developer tools
API · Access documentation verifiedHopin Jobs
Hopin Jobs is an Indian early-career job service that provides a public, read-only API for fresher and entry-level job listings.
job-search · employment · india · Developer tools
API · Access documentation verifiedAskery
Askery is a programmable form platform with a scoped read API for listing and retrieving workspace forms.
Developer tools · forms · api
API · Access documentation verifiedConvex
Developer platform with a public HTTP API for calling deployed backend functions and receiving their results.
Developer tools · Databases
API · Access documentation verifiedAllNewsAPI
A news API for searching articles from publishers worldwide, with keyword and filter search across its news database.
news · Public data · Developer tools
API · Access documentation verifiedZamzar
Zamzar API lists jobs belonging to an API account.
Developer tools · file conversion
API · Access documentation verifiedipbase
IP intelligence API for geolocation, network, ASN, time zone and security information.
ip-geolocation · network-data · Developer tools
API · Access documentation verifiedVisual Crossing
Visual Crossing provides an official, first-party remote MCP server for weather data.
Weather and climate · Developer tools
MCP · Access documentation verifiedIBANAPI
IBANAPI provides a freemium API for validating international bank account numbers and retrieving available bank information.
Finance and economic data · Developer tools
API · Access documentation verified