Developer Tools
API Development & Testing
API clients, testing tools, mocking, gateways, and developer API platforms.
Open-Source Rankings
Ordered by GitHub stars first, then ToolVitals score to break ties between similarly adopted projects.
| # | Tool | Health | Shipping | Stars | Score | Status |
|---|---|---|---|---|---|---|
| 01 | Strapi 🚀 Strapi is the leading open-source headless CMS. It’s 100% JavaScript/TypeScript, fully customizable, and developer-first. | 100 | 100 | 72k | 100 | Active |
| 02 | new-api A unified AI model hub for aggregation & distribution. It supports cross-converting various LLMs into OpenAI-compatible, Claude-compatible, or Gemini-compatible formats. A centralized gateway for personal and enterprise model management. 🍥 | 95 | 100 | 29.3k | 97 | Active |
| 03 | API Dash API Dash is a beautiful AI-powered open-source cross-platform (Desktop & Mobile) API Client built using Flutter which can help you easily create & customize your HTTP & GraphQL API requests, visually inspect responses and generate API integration code. A lightweight alternative to postman/insomnia. | 65 | 0 | 2.8k | 36 | Warning |
| 04 | Fusio Self-Hosted API Management for Builders | 76 | 38 | 2.1k | 59 | Warning |
| 05 | APIPark Cloud native, ultra-high performance AI&API gateway, LLM API management, distribution system, open platform, supporting all AI APIs.🦄云原生、超高性能 AI&API网关，LLM API 管理、分发系统、开放平台，支持所有AI API，不限于OpenAI、Azure、Anthropic Claude、Google Gemini、DeepSeek、字节豆包、ChatGLM、文心一言、讯飞星火、通义千问、360 智脑、腾讯混元等主流模型，统一 API 请求和返回，API申请与审批，调用统计、负载均衡、多模型灾备。一键部署，开箱即用。 | 73 | 0 | 1.7k | 40 | Warning |
| 06 | remote-store Write file storage code once. Run it against local files, S3, SFTP, or Azure. | 81 | 100 | 4 | 90 | Active |
Evidence Watch
Tracked tools with useful public signals but no verdict score yet.
alaskaintel-json
Serverless Data Engine & Static JSON API powering the AlaskaIntel ecosystem.
54 confidenceAPI 200
API 200 is an open source API gateway to simplify 3rd-party integrations. Import endpoints, set up caching, retries, and mocks. Access all services via one URL. Monitor logs, track errors, and get alerts on API incidents.
49 confidenceApidog
Apidog is a tool tracked for api development & testing signals, maintenance activity, and public release evidence.
44 confidenceData API
justoneapi数据接口服务。提供：淘宝、小红书、拼多多、同程旅行、京东外卖、抖音（电商）、美团、抖音（视频）、快手、蒲公英、星图、微信公众号、大众点评、哔哩哔哩、知乎、微博、贝壳、Bigo、Temu、Lazada、Shopee、SHEIN、百度指数、携程、Boss直聘、智联招聘、拉钩、今日头条、Facebook、Youtube、Instgram、Twitter。爬虫、采集、scrapy、接口、API。
54 confidenceHttpArena
Open-source HTTP benchmarking platform for testing and proving API performance.
54 confidenceOne API
LLM API 管理 & 分发系统，支持 OpenAI、Azure、Anthropic Claude、Google Gemini、DeepSeek、字节豆包、ChatGLM、文心一言、讯飞星火、通义千问、360 智脑、腾讯混元等主流模型，统一 API 适配，可用于 key 管理与二次分发。单可执行文件，提供 Docker 镜像，一键部署，开箱即用。LLM API management & key redistribution system, unifying multiple providers under a single API. Single binary, Docker-ready, with an English UI.
54 confidenceprogramming-quotes-api
Programming Quotes API for open source projects.
49 confidence