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Free Developer Tools & APIs tools: 237 (2026)

237 tools in the Developer Tools & APIs category are marked as free, sorted by rating by default.

237 matching tools
Top ratedNewestName A–ZSee all Developer Tools & APIs tools
showzone.ioShowZone is a platform for MLB Show gamers, featuring a player database, advanced flipping tools, and team optimization for modes like Diamond Dynasty. It offers real-time market data and efficient stub generation for in-game tasks.showzone.ioFreeSigma AISigmaMind AI builds production voice agents without code, delivering sub‑800 ms latency and real‑time tool orchestration. It integrates with databases, CRMs, and APIs, and supports enterprise features like SOC 2 compliance, encryption, private cloud, and SIP trunking for scalable multichannel support.sigmamind.aiFreeSmoothRideSmoothRide is an AI platform that aids municipal planners and civil engineers in designing safer bike infrastructure, offering data‑driven recommendations for curb extensions, permeable pavement, barriers, and shelters. It aggregates community feedback to prioritize projects and improve cyclist safety.smoothri.deFreeSnippfySnippfy automates development workflows from ticket to pull request by syncing Trello/Asana/Jira, using custom AI agents to process tasks, generate code, create branches and open GitHub pull requests, reducing repetitive developer work.snippfy.aiFreeSolidSolid generates production-ready full-stack web apps (Node.js, React, TypeScript, Docker) with templates for e-commerce, admin panels, portfolios and more, offering a no-code web builder, extensible codebase, IDE integration, deployment, security, and scaling tooling.trysolid.comFreeSoluzyAISoluzy provides AI-powered business software and automation for enterprises and SMEs, delivering scalable, maintainable systems with AI and cloud integrations, workflow and data-pipeline automation, API engineering, consulting, and cross-border implementation support.soluzy.appFreeSpice.aiSpice AI is an open‑source platform that fuses SQL federation with hybrid vector, full‑text, and keyword search, enabling unified queries across databases and lakes. It supports local or hosted LLM inference, real‑time change capture, and secure sandboxed AI serving.spice.aiFreeSplit PromptSplit Prompt automatically segments long prompts into token‑compliant chunks for GPT‑3.5/GPT‑4, preventing truncation and ensuring full context delivery. It offers adjustable chunk sizes, token previews, and batch processing, speeding iteration for writers, developers, and researchers.splitprompt.comFreeSpoofGPTSpoofGPT is a browser‑based AI platform that mimics popular generative‑AI interfaces, letting users input prompts and specify output formats to create memes, scenarios, or video scripts. It runs client‑side with no data storage.spoofgpt.comFreeSQL CREATORCoin ID Scanner lets collectors identify coins by photographing them. Using AI image analysis against a large database, it returns country, mint year, rarity, and condition. Users can add to a digital collection, filter holdings, and print reports.sql-creator.comFreesshxsshx is a web‑based collaborative terminal that shares a command‑line session via a secure, unique link. It offers real‑time cursor sharing, chat, presence, end‑to‑end encryption, and a cross‑platform CLI for developers, educators, and DevOps.sshx.ioFreeStencil by SUPERHANDSSuperhands is a web automation tool that streamlines capturing and replicating web components. Its one-click functionality allows users to efficiently integrate elements into projects, enhancing productivity for developers, designers, and content creators.superhands.aiFreeSTRATxAISTRATxAI centralizes model portfolio creation, comparison, and deployment for RIAs, portfolio managers, and networks. Its API‑first, white‑label engine automates workflows, client communication, and analytics, reducing operational overhead while enhancing performance and risk insights.stratxai.comFreeStreamline VerifyStreamline Verify offers real‑time exclusion screening across federal, state, and specialty databases, synchronizing hourly to alert users minutes after new exclusions. It enables automated or manual resolution, supports license monitoring and sanction checks, and integrates via API into existing systems.streamlineverify.comFreeStreosStreos is an AI tool that allows users to quickly create and customize complete websites and components through text prompts, enabling fast deployment to custom domains while facilitating easy downloads of entire sites and assets.streos.ioFreesubex.comSubex is a telecom AI platform that detects fraud, ensures revenue, automates partner workflows, and delivers real‑time visibility across the revenue chain, enabling operators to reduce losses and streamline service launch.subex.comFreeSubstrateSubstrate builds compound AI systems by linking modular nodes into directed‑acyclic‑graph workflows. It auto‑merges compatible steps for parallelism, bundles a vector search DB, code interpreter, and model router, and provides a lightweight Python/TS SDK for rapid prototyping without infrastructure.substrate.runFreeSudo AISudo is a multi-model API platform offering a single endpoint and SDKs for Python/TypeScript to access GPT-4, Claude, and open-source LLMs for text, image, and audio generation with built-in routing and centralized billing.sudoapp.devFreeSuggestCatSuggestcat is a web-based AI tool that detects grammatical and stylistic errors in real-time, offering corrections and suggestions. It supports popular text editors and includes an admin dashboard, enhancing editing efficiency for developers and content creators.suggestcat.comFreeSupascoutSupascout analyzes app store reviews to uncover user needs and sentiments, enabling developers to identify patterns, prioritize features, and enhance application performance through user-centric updates and improvements.supascout.ccFreeSVG.ioPicTrix.ai is an AI studio that generates pixel, grayscale, and color SVG images in a single workflow. It offers prompt‑driven control, clean outputs, a history view, reusable settings, and API access for production use.svg.ioFreeSwitchSwitch is an AI-driven platform for phone and messaging workflows, offering web/mobile apps, APIs and integrations, account and access management, configurable preferences, built-in analytics and error monitoring, plus developer documentation for CRM, helpdesk, and automation integration.switchphone.aiFreeTablesmithTableSmith is a private AI tool for streamlined spreadsheet automation, handling complex data sorting and ETL processes. It features user-friendly pipelines, cross-platform compatibility, AI-powered autofill, and local data storage for secure and versatile data pipeline management.tablesmith.ioFreeTekClarionTekclarion provides consulting services for digitizing business operations and optimizing technology infrastructure. They offer tailored software solutions, cloud services, and application development to enhance efficiency, scalability, and overall business performance for diverse industries.tekclarion.comFree

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