api
Best API Marketplace. Reliable, Scalable APIs
Discover, integrate, and empower your applications with our API marketplace. Explore a wide range of APIs, from payment gateways to social media integrations.
A collective list of free APIs
Data Governance Platform.
The Zero-Trust, Enterprise-Wide Data Governance Platform For Forms, Applications & Data Management Standardize all your form, API, and data requirements with the only unopinionated, scalable, extensible, configurable data governance platform that's fully embedded in your environment.
Test your front-end against a real API.
A hosted REST-API ready to respond to your AJAX requests.
Reqres simulates real application scenarios. If you want to test a user authentication system, Reqres will respond to a successful login/register request with a token for you to identify a sample user, or with a 403 forbidden response to an unsuccessful login/registration attempt.
Describe APIs. Describe your data up front and generate schemas, API specifications, client / server code, docs, and more.
TypeSpec is a language for defining cloud service APIs and shapes. TypeSpec is a highly extensible language with primitives that can describe API shapes common among REST, OpenAPI, gRPC, and other protocols.
REPL for HTTP.
This is project was created when I needed something like REPL for http request in terminal, there are many great tools exist: Postman, Insomnia, httpie, curl etc but i wanted something little bit different, something lightweight, simple and fast, something like REPL when I can quickly modify request, send it and see the response with all the details. I wanted such utility with minimal magic, ideally without any black magic under the hood.
End-of-life (EOL) and support information is often hard to track, or very badly presented. endoflife.date documents EOL dates and support lifecycles for various products.
endoflife.date aggregates data from various sources and presents it in an understandable and succinct manner. It also makes the data available using an easily accessible API and has iCalendar support.
ATAC is Arguably a Terminal API Client. It is based on well known clients such as Postman, Insomnia or even Bruno, but inside your terminal without any specific graphical environment needed.
The philosophy of ATAC is to be free, account-less and offline for now and forever.
Become a leader in email innovation. JMAP is the developer-friendly, open API standard for modern mail clients and applications to manage email faster.
It’s official! JMAP has been published by the Internet Engineering Task Force (IETF).
Streamlining APIs, Databases, & Microservices. The API platform for the modern stack. Ship features faster across any number of client applications with a GraphQL platform.
Terminal UI to list, browse and run APIs defined with openapi spec.
Terminal UI to list, browse and run APIs defined with OpenAPI v3.0 spec.
email & SMTP testing tool with API for developers.
Mailpit is a small, fast, low memory, zero-dependency, multi-platform email testing tool & API for developers. It acts as an SMTP server, provides a modern web interface to view & test captured emails, and contains an API for automated integration testing.
This document defines a "problem detail" as a way to carry machine-readable details of errors in a HTTP response to avoid the need to define new error response formats for HTTP APIs.
Library for patching destination data with source data only if destination data remains valid after that.
This library provides a "validating hydrator", a service that patches destination data with source data only if destination data remains valid after that. Source and destination can be anything - scalars, arrays, objects... So either you want to make a partial update of ORM entity with parsed JSON from HTTP-request or produce a plain DTO from this entity to send in AMQP-message this library can help you to do that in a neat convenient way.
Generate clients, servers, and documentation from OpenAPI 2.0/3.x documents.
OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3).
A fully featured web framework for Node.js.
AdonisJS is a TypeScript-first web framework for building web apps and API servers. It comes with support for testing, modern tooling, an ecosystem of official packages, and more.
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the API for Syntax Highlighting.
Torchlight is a VS Code-compatible syntax highlighter that requires no JavaScript, supports every language, every VS Code theme, line highlighting, git diffing, and more.
Design beautiful. code screenshots.
Showcode gives you the tools to design beautiful code screenshots that you'll love to share.
OpenAI PHP is a community-maintained PHP API client that allows you to interact with the Open AI API. If you or your business relies on this package, it's important to support the developers who have contributed their time and effort to create and maintain this valuable tool:
🕷 Super-agent driven library for testing node.js HTTP servers using a fluent API. Maintained for @forwardemail, @ladjs, @spamscanner, @breejs, @cabinjs, and @lassjs.
IP Geolocation API.
IP2Location.io provides a fast and accurate IP Geolocation API tool to determine a user's location and use the geolocation information in different use cases.
Cloud-Native API Gateway.
Apache APISIX provides rich traffic management features like Load Balancing, Dynamic Upstream, Canary Release, Circuit Breaking, Authentication, Observability, etc.
OpenHue API is an open-source project that provides a comprehensive OpenAPI specification for the Philips Hue REST API
Frontend-as-a-service for eCommerce.
PWA Frontend Solution for Headless & Composable Front-Commerce is the only front-end that improves the developer, merchant & customer experience all at the same time.
API Management Platform. Govern, Secure & Manage APIs and Event Streams.
Try the first-ever event-native API Management solution that natively supports synchronous REST APIs, asynchronous APIs, and event brokers like Kafka and MQTT.
The unified data layer
Connect your APIs, databases and microservices to a unified API at the edge. Delight your users with fast response times globally. Deploy globally fast GraphQL APIs with a top-notch developer experience.
Dropwizard pulls together stable, mature libraries from the Java ecosystem into a simple, light-weight package that lets you focus on getting things done.
Dropwizard has out-of-the-box support for sophisticated configuration, application metrics, logging, operational tools, and much more, allowing you and your team to ship a production-quality web service in the shortest time possible.
Openrouteservice is a open source route planner with plenty of features for car, heavy vehicles, hiking, cycling and wheelchair.
This application implements a map client for the openrouteservice API as Single Page Application (SPA). It is a base application that can be used for multiple purposes, customized via configurations and extended via plug-ins.
Fast, Git Friendly API Client
Bruno is a new and innovative open source API client, aimed at revolutionizing the status quo represented by Postman, Insomnia and similar tools out there.
Bruno stores your collections directly in a folder on your filesystem. We use a plain text markup language, Bru, to save information about API requests.
The Platform Powering the API World. 🦍 The Cloud-Native API Gateway.
Kong or Kong API Gateway is a cloud-native, platform-agnostic, scalable API Gateway distinguished for its high performance and extensibility via plugins.
By providing functionality for proxying, routing, load balancing, health checking, authentication (and more), Kong serves as the central layer for orchestrating microservices or conventional API traffic with ease.
Protocol Buffers are language-neutral, platform-neutral extensible mechanisms for serializing structured data.
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Vulnerable REST API with OWASP top 10 vulnerabilities for security testing.
VAmPI is a vulnerable API made with Flask and it includes vulnerabilities from the OWASP top 10 vulnerabilities for APIs. It was created as I wanted a vulnerable API to evaluate the efficiency of tools used to detect security issues in APIs. It includes a switch on/off to allow the API to be vulnerable or not while testing. This allows to cover better the cases for false positives/negatives. VAmPI can also be used for learning/teaching purposes. You can find a bit more details about the vulnerabilities in erev0s.com.
Your Data Pipeline, Simplified. GlareDB: An analytics DBMS for distributed data.
Data exists everywhere: your laptop, Postgres, Snowflake and as files in S3. It exists in various formats such as Parquet, CSV and JSON. Regardless, there will always be multiple steps spanning several destinations to get the insights you need.
GlareDB is designed to query your data wherever it lives using SQL that you already know.
Open Federation is a community-driven open source initiative to create and maintain a specification for federated GraphQL APIs. Be part of the future; let's craft together.
Userland API monitor for threat hunting.
Captain is an endpoint monitoring tool that aims at spotting malicious events through API hooking, improving the process of threat hunting analysis . When a new process is created, Captain will inject a dll into it hooking some Windows API functions.
The OWASP Amass Project performs network mapping of attack surfaces and external asset discovery using open source information gathering and active reconnaissance techniques.
The OWASP Amass Project has developed a framework to help information security professionals perform network mapping of attack surfaces and external asset discovery using open source intelligence gathering and reconnaissance techniques.
API Code & Client Generator.
Swagger Codegen can simplify your build process by generating server stubs and client SDKs for any API, defined with the OpenAPI (formerly known as Swagger) specification, so your team can focus better on your API’s implementation and adoption.
Hydra simplifies the development of interoperable, hypermedia-driven Web APIs
schema is a command line tool part of the API Platform framework that instantly generates a set of PHP classes from RDF vocabularies such as (but not limited to) Schema.org or ActivityStreams. Alternatively, it can generate PHP classes from an OpenAPI documentation.
Building a virtualization API for Kubernetes.
KubeVirt technology addresses the needs of development teams that have adopted or want to adopt Kubernetes but possess existing Virtual Machine-based workloads that cannot be easily containerized. More specifically, the technology provides a unified development platform where developers can build, modify, and deploy applications residing in both Application Containers as well as Virtual Machines in a common, shared environment.
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Operating LLMs in production.
An open platform for operating large language models (LLMs) in production. Fine-tune, serve, deploy, and monitor any LLMs with ease.
Fast, Reliable Email Delivery Service | SMTP | API.
The email delivery service that people actually like. Stop worrying if your emails made it to the inbox, and get back to focusing on what matters—building great products.
Hot Chocolate is an open-source GraphQL server for the Microsoft .NET platform that is compliant with the newest GraphQL October 2021 spec + Drafts, which makes Hot Chocolate compatible to all GraphQL compliant clients like Strawberry Shake, Relay, Apollo Client, and various other GraphQL clients and tools.
Hot Chocolate takes the complexity away from building a fully-fledged GraphQL server and lets you focus on delivering the next big thing.
Making Threads Work in Code.
Unofficial, Reverse-Engineered Node.js/TypeScript client for Meta's Threads. Supports Read and Write. Web UI Included.
PowerDNS is a leading provider of secure open-source and commercial DNS software. PowerDNS solutions are focused on large-scale DNS service providers, including mobile and fixed-line broadband operators, and hosting and cloud service providers. PowerDNS also underpins scalable security solutions from market-leading vendors.
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Free and Open Source Machine Translation API. Self-hosted, offline capable and easy to setup.
Unlike other APIs, it doesn't rely on proprietary providers such as Google or Azure to perform translations. Instead, its translation engine is powered by the open source Argos Translate library.
Use Kiota to generate API clients to call any OpenAPI-described API.
Kiota is a command line tool for generating an API client to call any OpenAPI described API you are interested in. The goal is to eliminate the need to take a dependency on a different API SDK for every API that you need to call. Kiota API clients provide a strongly typed experience with all the features you expect from a high quality API SDK, but without having to learn a new library for every HTTP API.
Fast SQL for time-series
QuestDB is an open-source time-series database for high throughput ingestion and fast SQL queries with operational simplicity. It supports schema-agnostic ingestion using the InfluxDB line protocol, PostgreSQL wire protocol, and a REST API for bulk imports and exports.
An email and SMTP testing tool with API for developers.
Mailpit is a multi-platform email testing tool & API for developers.
It acts as both an SMTP server, and provides a web interface to view all captured emails. It also contains an API for automated integration testing.
REST is an acronym for REpresentational State Transfer and an architectural style for distributed hypermedia systems. Roy Fielding first presented it in 2000 in his famous dissertation.
Like other architectural styles, REST has its guiding principles and constraints. These principles must be satisfied if a service interface needs to be referred to as RESTful.
🌸 HTTP REST API caching middleware, to be used between load balancers and REST API workers.
Capture is a reverse proxy that takes an incoming HTTP request and sends it to another server, proxying the response back to the client, while showing them in a dashboard.
Turn your Google Sheet into an API - Prototypes from sheets.
Thousands of people are using Sheety to turn their spreadsheets into powerful APIs to rapidly develop prototypes, websites, apps and more.
🤡 A provider for FakerPHP that generates fake, but structurally correct IDs for Stripe API resources.
This package allows FakerPHP to generate fake IDs which have the same structure you can expect to be returned from Stripe. The wonderful Pest is used to run tests contained within this package, which requires a minimum PHP Version of 8.1.
PostgREST is a standalone web server that turns your PostgreSQL database directly into a RESTful API. The structural constraints and permissions in the database determine the API endpoints and operations.
Send Email Directly From Your Code. No server code needed. Focus on things that matter
The Open Source Insights page for each package shows the full dependency graph and updates it every day. The information provided can help you make informed decisions about using, building, and maintaining your software.
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Official API for https://www.kaggle.com, accessible using a command line tool implemented in Python 3.