domain: apis
2838 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| MeteorNOX/DeepSeek-Balance-Whale-Widget A DSH (DeepSeek Harness) plugin that adds a cute floating whale widget to the web interface, showing DeepSeek API balance, daily usage, and… | 79 | 1078 | active |
| VoAPI/VoAPI VoAPI is a self-hosted AI large-model API aggregation and distribution gateway written in Go, deployed via Docker. It proxies requests to m… | 62 | 1076 | active |
| asyncapi/generator The AsyncAPI Generator is a Node.js tool that generates arbitrary output—code, documentation, diagrams, boilerplate—from an AsyncAPI specif… | 99 | 1075 | active |
| beam-community/stripity-stripe An Elixir library providing a client for the Stripe payment processing API. It supports configurable API keys, per-request API version pinn… | 93 | 1075 | active |
| hoisie/web web.go is a lightweight web framework for Go inspired by Sinatra and web.py, offering regex-based URL routing, secure cookies, and fastcgi/… | 32 | 3682 | maintenance |
| zmartzone/lua-resty-openidc A Lua library for NGINX/OpenResty implementing an OpenID Connect Relying Party and OAuth 2.0 Resource Server. It authenticates users via Op… | 81 | 1073 | stable |
| spotify-web-api-java/spotify-web-api-java A Java wrapper/client library for Spotify's Web API, published on Maven Central. It provides typed request and response objects covering Sp… | 80 | 1073 | active |
| lichess-bot-devs/lichess-bot A Python bridge that connects chess engines (UCI, XBoard, or homemade) to the Lichess Bot API, letting you run a bot account that plays gam… | 77 | 1073 | active |
| IQSS/dataverse Dataverse is an open source research data repository platform for sharing, finding, citing, and preserving research data, developed at Harv… | 93 | 1072 | active |
| fizzgate/fizz-gateway-node FizzGate is a Java-based cloud-native aggregation API gateway for microservice deployments, offering hot service orchestration, routing, au… | 63 | 1072 | active |
| grafana/grafana-infinity-datasource A Grafana data source plugin that lets you visualize data from JSON, CSV, TSV, XML, GraphQL, and HTML endpoints directly in Grafana dashboa… | 99 | 1071 | active |
| ngs-doo/dsl-json DSL-JSON is a high-performance JSON serialization library for the JVM (Java, Kotlin, Scala, Android) with compile-time databinding via anno… | 63 | 1071 | active |
| thruster-rs/Thruster Thruster is a fast, middleware-based web framework for Rust inspired by Koa and Express. It runs on stable Rust without unsafe code and sup… | 32 | 1071 | active |
| Finnhub-Stock-API/finnhub-python The official Python client library for the Finnhub API, which provides institutional-grade financial data including real-time stock prices,… | 72 | 1070 | active |
| google/rejoiner A Java library from Google that generates a unified GraphQL schema from gRPC microservices and other Protobuf sources. It maps GraphQL quer… | 10 | 3658 | maintenance |
| drashland/drash Drash is a strongly typed, runtime-agnostic web framework for building structured HTTP services in JavaScript, built on Web Standards. It w… | 100 | 1067 | active |
| mymmrac/telego Telego is a Telegram Bot API library for Go with a full one-to-one implementation of the Telegram Bot API types and methods. It supports lo… | 100 | 1066 | active |
| amro/gibbon Gibbon is a Ruby gem that wraps MailChimp's Marketing API, exposing its resources through chainable request objects with CRUD verbs. It ret… | 75 | 1066 | active |
| jikan-me/jikan Jikan is an unofficial PHP library and REST API for MyAnimeList.net that scrapes the website to provide data the official API lacks. It let… | 64 | 1066 | active |
| zenazn/goji Goji is a minimalistic web framework for Go that values composability and simplicity, in the Sinatra/Flask school of design. It is compatib… | 23 | 3644 | maintenance |
| sybil-solutions/codex-shim A local Python/aiohttp server that exposes an OpenAI Responses-compatible endpoint on loopback, letting Codex Desktop use any BYOK model (O… | 58 | 1064 | active |
| emiago/sipgo SIPGO is a Go library implementing a fast SIP stack (RFC 3261 and related RFCs) for building SIP services such as proxies and registrars. I… | 99 | 1062 | active |
| jazzband/django-hosts A Django app that routes requests for specific hostnames (like api.example.com) to different URLconfs via configurable host patterns. It su… | 77 | 1060 | stable |
| graphiti-api/graphiti Graphiti is a Ruby framework for building JSON:API-compliant APIs on top of your models (typically ActiveRecord). It replaces hand-written … | 100 | 1059 | active |
| postmanlabs/openapi-to-postman A Node.js library and CLI tool that converts OpenAPI 3.0, 3.1, and Swagger 2.0 specifications into Postman Collection (v2) format. It can b… | 98 | 1059 | active |
| kordlib/kord Kord is a coroutine-based, modular Kotlin library implementing the Discord API for building bots on Kotlin/JVM and Kotlin/JS. It provides m… | 81 | 1059 | active |
| faye/faye-websocket-ruby A Ruby library providing standards-compliant WebSocket client and server implementations, extracted from the Faye project. It integrates wi… | 43 | 1059 | stable |
| Badgerati/Pode Pode is a cross-platform, open-source web framework written in PowerShell for building REST APIs, web pages, and TCP/SMTP servers. It suppo… | 100 | 1057 | active |
| Rain120/qq-music-api A QQ Music API service built with Koa2 and TypeScript that proxies web-side QQ Music endpoints for songs, artists, playlists, and rankings.… | 76 | 1056 | active |
| Dicklesworthstone/swiss_army_llama A FastAPI-based REST service that exposes local LLM capabilities including text embeddings, completions, semantic similarity, and semantic … | 32 | 1056 | active |
| awa/go-iap go-iap is a Go library for verifying in-app purchase receipts across the Apple App Store, Google Play Store, Amazon AppStore, Huawei HMS, a… | 95 | 1055 | active |
| DigDes/SoapCore SoapCore is a SOAP protocol middleware library for ASP.NET Core that lets you host SOAP endpoints in modern .NET applications. It supports … | 89 | 1055 | active |
| segmentio/encoding A Go library providing high-performance encoders and decoders for data formats, most notably a drop-in replacement for the standard library… | 86 | 1053 | active |
| andreaselia/laravel-api-to-postman A Laravel package that automatically generates a Postman collection (v2.1.0 schema) from your application's API routes via an Artisan comma… | 67 | 1053 | active |
| wxxxcxx/ms-ra-forwarder A self-hostable free online text-to-speech API that proxies Microsoft Edge 'Read Aloud' and Azure TTS demo endpoints. It can be deployed vi… | 61 | 1053 | active |
| authomatic/authomatic Authomatic is a framework-agnostic Python library that simplifies user authentication and authorization via third-party providers like Face… | 57 | 1053 | active |
| hookdeck/outpost Outpost is open-source outbound webhook and event delivery infrastructure that lets SaaS platforms reliably send events to their customers'… | 84 | 1052 | active |
| Artrajz/vits-simple-api A Python HTTP API service that exposes VITS-family text-to-speech models (VITS, Bert-VITS2, GPT-SoVITS, W2V2 emotional VITS) for inference.… | 69 | 1052 | active |
| meetDeveloper/freeDictionaryAPI A free REST API that returns dictionary data for English words, including definitions, phonetics, audio pronunciations, origins, synonyms, … | 32 | 3590 | maintenance |
| python-attrs/cattrs cattrs is a Python library for converting unstructured data like dictionaries into attrs classes and dataclasses and back, with validation.… | 84 | 1050 | active |
| blang/semver A Semantic Versioning (semver) library for Go that fully implements the semver 2.0.0 spec. It provides parsing, validation, comparison, ran… | 23 | 1049 | stable |
| aimeos/ai-client-jsonapi A PHP package providing the frontend JSON REST API for Aimeos e-commerce projects. It exposes shop data and operations as a JSON API for he… | 75 | 1047 | active |
| arsduo/koala Koala is a lightweight Ruby library for the Facebook Graph, Marketing, and Atlas APIs, including realtime updates, test users, batch reques… | 53 | 3568 | maintenance |
| postmanlabs/postman-code-generators A Node.js library that converts Postman SDK Request objects into ready-to-run HTTP request code snippets across 30+ language and variant co… | 84 | 1045 | stable |
| r3labs/sse A Go library providing both server and client implementations for Server-Sent Events (SSE). It includes a message scheduler with named stre… | 32 | 1045 | stable |
| franciscop/server server.js is a batteries-included Node.js web server framework that wraps Express-compatible middleware with sane defaults for routing, ses… | 65 | 3555 | maintenance |
| HG-ha/ICP_Query A self-hosted service (Python and Rust implementations) that queries China MIIT ICP filing records for domains, apps, mini-programs, quick … | 95 | 1042 | active |
| willdurand/Hateoas A PHP library for building HATEOAS REST web service representations by adding hypermedia links and embedded resources to API responses. It … | 70 | 1042 | stable |
| snipeship/ccflare ccflare is a self-hosted multi-provider proxy for Anthropic and OpenAI APIs that routes requests by URL prefix, load-balances across multip… | 53 | 1042 | active |
| iptag/jimeng-api A self-hosted API service that reverse-engineers Jimeng AI (China) and Dreamina (international) to expose free AI image and video generatio… | 10 | 1041 | active |
| axnsan12/drf-yasg drf-yasg is a Python library that automatically generates real Swagger/OpenAPI 2.0 specifications from Django REST Framework code. It bundl… | 90 | 3545 | maintenance |
| thephpleague/fractal A PHP library providing a presentation and transformation layer for complex data output in RESTful APIs, acting as a view layer for JSON. I… | 56 | 3544 | maintenance |
| python-hyper/h2 h2 is a pure-Python implementation of the HTTP/2 protocol stack that performs no I/O, making it embeddable in any program or framework. It … | 75 | 1040 | stable |
| TheSnowGuru/PyTrader-python-mt4-mt5-trading-api-connector-drag-n-drop PyTrader is a Python API connector that links Python trading scripts with MetaTrader 4 and MetaTrader 5 via a drag-and-drop Expert Advisor … | 41 | 1039 | active |
| mobilityhouse/ocpp A Python package implementing the JSON version of the Open Charge Point Protocol (OCPP), supporting OCPP 1.6, 2.0.1, and Edition 3. It prov… | 83 | 1038 | active |
| RockxyApp/Rockxy Rockxy is an open-source (AGPL-3.0) native macOS HTTP debugging proxy built in Swift/SwiftNIO that intercepts, inspects, and modifies HTTP,… | 81 | 1038 | active |
| gqty-dev/gqty GQty is a TypeScript GraphQL client that automatically detects data requirements from your code, eliminating the need to hand-write GraphQL… | 80 | 1038 | active |
| apple/servicetalk ServiceTalk is a JVM networking framework built on Netty that provides reactive, asynchronous HTTP, gRPC, and other protocol clients and se… | 95 | 1037 | active |
| danirod/cartero Cartero is a free, native, multiplatform graphical HTTP client for testing web APIs, built in Rust with GTK4/libadwaita. It saves requests … | 71 | 1037 | active |
| forgefed/forgefed ForgeFed is an ActivityPub-based federation protocol specification for software forges, enabling interoperable repository hosting, issue tr… | 68 | 1037 | active |
| google/google-api-javascript-client Google's official JavaScript client library (gapi) for accessing Google APIs from browser applications. It provides authentication, batchin… | 10 | 3530 | maintenance |
| kawanet/msgpack-lite A fast, pure JavaScript MessagePack encoder and decoder library for Node.js and browsers, with support for streaming encode/decode and a CL… | 100 | 1036 | stable |
| afuh/rick-and-morty-api The Rick and Morty API is a free, open-source REST and GraphQL API serving canonical data about characters, locations, and episodes from th… | 65 | 1036 | stable |
| forcedotcom/salesforcedx-vscode The official Salesforce Extensions for Visual Studio Code, providing Salesforce DX development tooling including Apex language support, deb… | 96 | 1033 | active |
| parnurzeal/gorequest GoRequest is a simplified HTTP client library for Go, inspired by Node.js SuperAgent, offering a fluent chainable API for making requests. … | 54 | 3515 | maintenance |
| yahoo/elide Elide is a Java library that generates model-driven JSON-API and GraphQL web services from JPA-annotated data models with minimal effort. I… | 84 | 1032 | active |
| go-playground/webhooks A Go library for receiving and parsing webhook payloads from GitHub, Bitbucket, GitLab, Docker Hub, Gogs, and Azure DevOps. It parses the e… | 23 | 1027 | stable |
| aimeos/ai-admin-graphql A GraphQL API layer for the Aimeos e-commerce framework that exposes admin functionality. It allows building custom admin interfaces and to… | 74 | 1026 | active |
| ant0ine/go-json-rest Go-Json-Rest is a thin Go library on top of net/http for quickly building RESTful JSON APIs. It provides Trie-based routing, JSON request/r… | 23 | 3486 | maintenance |
| carcabot/tiktok-signature A self-hosted Node.js service that generates valid X-Bogus and X-Gnarly signature tokens for TikTok API requests using a headless browser r… | 93 | 1025 | active |
| cam-inc/viron Viron is a web-based, OpenAPI Specification (OAS)-driven administration console that auto-generates a fine-tuned GUI from your API's OAS do… | 62 | 1025 | active |
| felipeDS91/whatsapp-api A self-hosted REST API built with Node.js, Express, and whatsapp-web.js that lets applications send WhatsApp messages programmatically via … | 61 | 1025 | active |
| wso2/product-apim WSO2 API Manager is a full open-source API management platform for designing, publishing, securing, and managing the lifecycle of APIs acro… | 85 | 1024 | active |
| b0o/SchemaStore.nvim A Neovim plugin that exposes the SchemaStore catalog of JSON/YAML schemas to language servers like ls and yamlls. It enables schema-based v… | 77 | 1024 | active |
| dvsekhvalnov/jose-jwt A zero-dependency .NET library implementing the full JOSE suite: JWT generation/decoding, JWE encryption, JWS signatures, and JWK key handl… | 72 | 1023 | active |
| fedify-dev/fedify Fedify is a TypeScript framework for building federated server applications on the ActivityPub protocol, handling signatures, discovery, ac… | 88 | 1021 | active |
| gophercloud/gophercloud Gophercloud is a Go SDK for the OpenStack cloud platform, providing clients for OpenStack services such as Keystone identity, Compute, and … | 95 | 1014 | stable |
| openid/AppAuth-JS AppAuth-JS is a TypeScript client SDK for OAuth 2.0 and OpenID Connect, designed for public clients following RFC 8252 best practices. It s… | 76 | 1014 | active |
| pydantic/httpx2 HTTPX2 is a fully featured HTTP client library for Python, maintained by Pydantic as a continuation of HTTPX. It offers sync and async APIs… | 80 | 1013 | active |
| zatosource/zato Zato is a Python-based open-source platform for ESB, SOA, REST API integration, and cloud orchestration. It lets teams automate, integrate,… | 77 | 1013 | active |
| authorjapps/zerocode Zerocode TDD is an open-source, no-code automated testing framework for REST/SOAP APIs, Kafka data streams, databases, ETL pipelines, and l… | 96 | 1012 | active |
| singingwolfboy/flask-dance Flask-Dance is a Python library that simplifies OAuth consumer authentication in Flask applications, built on requests and oauthlib. It pro… | 23 | 1012 | active |
| graphql-nexus/nexus GraphQL Nexus is a declarative, code-first library for building strongly typed GraphQL schemas in TypeScript and JavaScript. It layers an e… | 23 | 3430 | maintenance |
| nette/schema Nette Schema is a PHP library for validating and normalizing data structures against a defined schema using a fluent Expect API. It process… | 91 | 1011 | stable |
| instagram4j/instagram4j instagram4j is an object-oriented, reverse-engineered Instagram Private API client library for Java. It lets developers log in, post, messa… | 81 | 1010 | active |
| wfrest/wfrest wfrest is a fast, asynchronous C++ micro web framework for building REST APIs, built on top of the C++ Workflow parallel computing and asyn… | 80 | 1008 | active |
| HFQR/xitca-web xitca-web is an async HTTP library and web framework written in 100% safe Rust, focused on memory efficiency, composability, and fast compi… | 77 | 1008 | active |
| themanojdesai/python-a2a Python A2A is a Python library implementing Google's Agent-to-Agent (A2A) protocol with Model Context Protocol (MCP) integration. It enable… | 37 | 1008 | active |
| dart-lang/shelf Shelf is Dart's official model for web server middleware, mapping server logic to simple Request-in/Response-out handler functions that can… | 92 | 1005 | stable |
| cdimascio/express-openapi-validator An Express middleware library that automatically validates API requests, responses, and security against an OpenAPI 3.0.x or 3.1.x specific… | 88 | 1005 | active |
| aws-samples/bedrock-access-gateway A proxy service that exposes Amazon Bedrock foundation models through OpenAI-compatible RESTful APIs. It lets existing applications built o… | 64 | 1005 | active |
| heroku/react-refetch React Refetch is a JavaScript library that lets you declaratively map React component props to REST API URLs, wrapping components in a conn… | 61 | 3401 | maintenance |
| terricain/aioboto3 aioboto3 is a Python library that wraps boto3's high-level resource APIs with the aiobotocore async backend, letting you use AWS services l… | 58 | 1004 | active |
| asternic/wuzapi WuzAPI is a self-hosted RESTful API service for WhatsApp built on the Whatsmeow multi-device library in Go. It exposes endpoints for sessio… | 86 | 1003 | active |
| theapache64/retrosheet A Kotlin Multiplatform library that turns Google Spreadsheets into JSON API endpoints, letting apps read and write data through Google Shee… | 61 | 1003 | active |
| fossasia/voxbento_translator A Flask-based HTTP API for real-time speech-to-text transcription and translation that accepts streamed audio chunks and routes them to plu… | 75 | 1002 | active |
| mcohen01/amazonica Amazonica is a comprehensive Clojure client library wrapping the entire Amazon AWS API. It provides idiomatic Clojure access to hundreds of… | 47 | 1001 | active |
| kevinsawicki/http-request A lightweight Java library that wraps HttpURLConnection with a fluent interface for making HTTP requests, including multipart support. It i… | 32 | 3385 | maintenance |
| hasura/graphqurl graphqurl is a curl-like CLI for making GraphQL queries, mutations, and subscriptions, with schema-based autocomplete and schema export. It… | 35 | 3377 | maintenance |
| typpo/textbelt TextBelt Open Source is a REST API and Node.js/Express server that sends outgoing SMS for free using carrier-specific email-to-SMS gateways… | 32 | 3377 | maintenance |