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605+ Developer Tools & APIs tools and assistants (updated 2026)

This page lists 605 AI tools for Developer Tools & APIs, each with a direct link to its official site.

605 matching tools
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KapsoKapso is an AI tool designed to enable developers to integrate WhatsApp within their products seamlessly. It is designed to allow users to send messages, receive webhooks, connect customer-owned numbers, and construct AI-powered WhatsApp workflows. Moreover, Kapso gives developers multiple connectiokapso.comKatalon StudioKatalon is an AI-augmented test automation platform that streamlines automated testing for web, mobile, desktop, and APIs, featuring low-code scripting, seamless CI/CD integration, and on-demand execution across multiple environments for enhanced efficiency.katalon.comKeployOpen source Tool for converting user traffic to Test Cases and Data Stubs.keploy.ioKhorusKhorus is a universal communication layer for on-chain A2A agents and multichain deployments, offering ERC‑8004 identity, x402 automated payments, LangChain and 1,000+ API integrations, agent workspace tooling, tokenization, marketplace and DAO funding mechanisms.khorus.ioKilnIntuitive app to build your own AI models. Includes no-code synthetic data generation, fine-tuning, dataset collaboration, and more.getkiln.aiKlarentAI-powered, no-code QA test automation platform for web and mobile.klarent.aiKushoAIKushoAI automates API contract tests from OpenAPI or Postman, continuously monitors contract drift, and updates suites. It runs real‑time security scans, covers API, database, and UI layers, and self‑heals tests as code evolves, providing release risk scores for ship decisions.kusho.aiFreeLabel StudioLabel Studio is an open‑source platform for labeling images, audio, text, video, time‑series, and PDFs. It offers customizable interfaces, pre‑labeling with ML, multi‑project support, API/SDK integration, and quality gates that ensure consistent annotations, with export to CSV or databases.labelstud.ioLamatic.aiLamatic AI is a visual flow builder platform that lets teams design, test, and deploy generative AI and agentic apps using over 100 models and data sources. It offers serverless infrastructure, real‑time logging, edge deployment, and auto‑scaling for rapid iteration.lamatic.aiLaminarFlowLaminarFlow is an AI‑powered content automation platform that lets bloggers, developers, and marketers build modular workflows to fetch data, process it with AI, and publish directly to WordPress or other sites. It supports scheduling, dynamic content swapping, and web scraping.laminarflow.aiLanding.aiAgentic Document Extraction pulls structured data from PDFs, images, spreadsheets using vision‑first parsing, preserving layout and delivering bounding‑box citations. Modular REST APIs and Python/TypeScript SDKs support on‑prem or cloud deployment for regulated sectors needing traceable, accurate extraction.landing.aiLangChainA framework for developing applications powered by language models.langchain.comLangfuseOpen-source LLM engineering platform that helps teams collaboratively debug, analyze, and iterate on their LLM applications. #opensourcelangfuse.comLaunchpad StackLaunchpad Stack is a full-stack development tool that generates custom, interoperable code packages based on user inputs, streamlining the deployment of enterprise-grade applications while ensuring adherence to best practices in software architecture and flexibility for evolving project needs.launchpadstack.comleads.frLeads.fr is a French AI platform specializing in lead generation and qualification for businesses of all sizes. With a focus on quality and compliance, it offers highly qualified leads through AI-powered tools and real-time API connectivity.leads.frFreeLeo.AILeo AI is an AI platform for mechanical engineering teams that integrates with PLM systems. It retrieves legacy data, cross‑checks with a million+ trusted sources, and offers part search, stress analysis, material selection, cited references, and reduces design errors.getleo.aiFreeLimeblockLimeblock simplifies AI integration into web applications, allowing users to create production-grade functionalities without coding. Its three-step process enables easy backend API definition, schema setting, and triggering AI actions, enhancing application interactivity and user experience.limeblock.ioLine0Line0 automates backend development by generating production-ready services from natural-language descriptions, offering an in-browser editor with feature-specific chats, two-way GitHub sync, live API client with hot-reload and database preview, and built-in testing workflows.line0.devFreeLiner.aiLiner.ai is a cross‑platform no‑code ML app that trains models locally in minutes on images, text, audio, or video. It auto‑selects algorithms, offers ready‑to‑use templates, and exports models for web, mobile, or edge deployment.liner.aiFreeLite QueenLite Queen is an open‑source SQLite manager for your server, offering a command interface, plain‑English SQL via OpenAI, quick backups, table search, visual relationship view, responsive UI, and secure local settings.litequeen.comFreeliteLLMLiteLLM is an open‑source gateway that unifies access to 100+ LLMs through a single OpenAI‑compatible API, enabling provider fallback, cost tracking, tag‑based budgeting, guardrails, observability, and on‑prem or cloud deployment with a lightweight SDK.litellm.aiFreeLLaMA-Factory OnlineLLaMA-Factory Online is an AI tool in the Developer Tools & APIs category, pricing set by the vendor. Official site: llamafactory.online.llamafactory.onlinelluminyLluminy automates documentation for Python projects by generating docstrings quickly, facilitating developer onboarding and maintenance. It integrates with GitHub to document code files and offers automated suggestions for pull requests, enhancing team collaboration.lluminy.comFreeLMQLLMQL is a query language for large language models.lmql.ai

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