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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
textiThe AI tool is a comprehensive platform that offers problem-solving, information gathering, knowledge database access, mathematical calculation assistance, and professional writing aid through live browsing.texti.appFreeThepanelThepanel is an open‑source analytics platform that captures real‑time user events for web and mobile apps. It offers drag‑and‑drop dashboards, Segment integration, Mixpanel export, and AI‑driven predictive insights, while supporting any database or web service.thepanel.framer.aiFreeTiktokenizerTikTokenizer streamlines AI app development by automating token tracking for seamless integration with OpenAI's chat API. Manage subscriptions and monitor token usage effortlessly, ensuring fair billing cycles for efficient AI app management.tiktokenizer.devFreeTracardiTracardi unifies customer data from apps, web, CRMs, e‑commerce, CSVs, and APIs into a searchable database. It enriches real‑time event streams with context, supports multi‑tenant deployment, offers REST API and JavaScript embed, and enables no‑code audience segmentation and personalized actions.tracardi.comFreeTranslation StringsTranslation Strings is an AI-powered tool for app developers, simplifying translation management. It offers auto-translation and context customization, enabling seamless export of translated strings in JSON format or via API integration.translation-strings.comFreeTrapiFast & Affordable Travel API Integration simplifies the integration of travel APIs, reducing costs and time significantly. It enables quick access to air content and flight delay information while ensuring easy deployment and management of production-ready code.trapi.aiFreeTrylli AITrylli AI creates configurable AI voice agents via chat-based setup, supporting English/Hindi memory, call routing, IVR, Twilio/Exotel integrations, APIs and developer tools, session management, call logs and analytics for contact centers, sales, support and reminders.trylli.aiFreeup-board.orgCompact edge platform featuring the Hailo‑8 accelerator for up to 83 TOPs. Supports USB, PCIe, Ethernet, and GPIO; runs Linux ≥ 6.18 with drivers, enabling rapid AI deployment for real‑time inference in automotive, security, and industrial inspection.up-board.orgFreeUseScraper CrawlerUseScraper Webcrawler: Highly versatile tool for fast website crawling and content extraction in multiple formats using full browser rendering. Features include multi-site crawling, webhook updates, job notifications, and API access for data management.usescraper.comFreeVideo SDKVideoSDK offers real-time audio/video SDKs and low-latency infrastructure across Web, mobile, and Flutter, with APIs for interactive live streaming, real-time transcription and AI voice agents, SIP integration, session diagnostics, and enterprise-grade routing.videosdk.liveFreeVoceraVocera is an AI voice agent testing tool that allows users to create custom datasets for evaluating voice AI across various scenarios, providing real-time monitoring, detailed logs, and insights for optimizing performance in applications like sales and customer support.vocera.aiFreevoxel51.comFiftyOne is a visual AI platform that centralizes data curation, annotation, and model evaluation across images, video, point clouds, and metadata. It offers interactive slicing, automatic labeling with confidence scoring, role‑based access, versioning, and open‑source integration.voxel51.comFreeWaffo.aiHandles subscription billing, global payments and multi-currency processing, plus tax registration, calculation and remittance. Manages subscription lifecycle, smart routing and automated failed-payment recovery, plus SaaS-focused revenue analytics, fraud prevention and a single developer API.waffo.aiFreeWarestackWarestack aggregates GitHub, Linear, and Slack data into a queryable schema to track DORA metrics, enforce pull‑request review rules, surface real‑time risk alerts, and generate audit trails for SOC 2/HIPAA compliance.warestack.comFreeWatchTowerWatchTower visualizes provisional DynamoDB capacities with real‑time dashboards, searchable data, and historical retrieval. Integrated with Amazon Bedrock, it offers predictive trend analysis to inform capacity planning, helping developers, DevOps engineers, and data architects optimize performance and scaling.watch-tower.coFreeWeekly GithubWeekly GitHub Insights aggregates weekly GitHub activities, providing developers and teams with summaries of project updates, repository activities, and community interactions. It offers analytics to enhance productivity and strategic planning within the GitHub ecosystem.weeklygithub.xyzFreeWisBotWisBot converts CSV, JSON, or Python files and natural‑language queries into executable Jupyter notebooks with EDA, ML models, visualizations, and performance comparison. It outputs a Docker‑ready repository, enabling rapid deployment and integration with research or business workflows.wisbot.aiFreeWorkFusion AppWorkfusionapp is an open-source automation workspace for building, prototyping, and orchestrating AI and rule-based workflows; supports Python, Next.js, Vue, Streamlit, Gradio, multiple AI models, API/data integrations, GitHub versioning, scheduling, monitoring, and logging.workfusionapp.comFreeWriteMeSpecs.comWriteMeSpecs is an AI platform that guides users through a three‑step process to generate structured technical specifications, compiling user stories, functional requirements, and acceptance criteria. It helps product owners, managers, and engineers create clear, actionable plans efficiently.writemespecs.comFreeXpptxXpptx converts Word, PDF, outlines and mind maps into editable PowerPoint decks with automatic typesetting, slide layout and style customization, preserving complex formatting; supports multi-format export, API access, multilingual output and local deployment.xpptx.comFreeZenMuxZenMux is an AI tool in the Developer Tools & APIs category, free to use. Available on the web. Official site: zenmux.ai.zenmux.aiFree

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