Free AI Tools for Tech & Development

Official pricing lists FormKeep Free at $0 per month with 50 submissions per month, spam protection, unlimited forms, and daily notifications.

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The official Create React App repository provides the build tool under an open-source license for local use without a subscription; the repository also warns that the project is deprecated.

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The listed official Jubatus repository provides the machine-learning framework source code for public download; the repository's open-source license permits ongoing use without a subscription.

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KNIME's first-party pricing page offers a free Analytics Platform and free Personal account with its K-AI assistant available for 20 interactions per month, establishing recurring usable free AI access.

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Official Neo4j pricing lists a Free AuraDB plan for learning and exploring graph data, establishing an ongoing no-cost database capability.

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Google's first-party documentation identifies LiteRT as TensorFlow Lite's on-device machine-learning successor, and its project source is available under Apache 2.0; this establishes ongoing usable, free AI inference software.

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The official Matterport repository publishes the listed Mask R-CNN implementation and model resources under its MIT license for repeatable local use.

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The provider describes ml5.js as an open-source machine-learning library for the web and links to public learning and reference materials; the library supplies usable AI functionality at no charge.

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The official Flair repository provides its NLP framework under an open-source license for repeated local natural-language processing.

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The official Apache Mahout project describes scalable machine-learning applications and provides its source under the Apache-2.0 open-source license, establishing ongoing no-cost access to usable ML software.

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The project documentation describes caret as a machine-learning toolkit for creating predictive models and links to its publicly installable R package; usable ML capability is available free.

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The official Neural Designer site documents a free version with no time limit and defined sample and variable limits. This is a continuing usable free version of the listed product. Reviewed 2026-09-26.

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Microsoft Learn identifies ML.NET as an open-source, cross-platform machine-learning framework for building and integrating custom ML models, establishing a usable ongoing free AI capability.

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Official pricing describes a continuing Free plan for building and testing apps; the listed app-building product can be used on that plan without a trial-only condition.

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2026-09-26: Seldon's current first-party homepage labels Seldon Core 2 open source and describes it as a framework for production ML and LLMOps deployment; this is continuing no-cost access to the listed AI model-serving capability.

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Official Metaflow materials describe an open-source Python framework for building and managing data-science and machine-learning workflows; the framework is usable on an ongoing basis without a paid plan.

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2026-09-26: Official TensorFlow.js documentation describes machine-learning development in JavaScript; the provider's public repository grants ongoing use under Apache License 2.0.

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Official pricing lists a $0 FREE BigML plan with usable machine-learning tasks and a 16 MB per-task dataset allowance.

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Mapbox's official usage pricing documents free monthly usage tiers for its map and navigation products before metered charges apply, establishing recurring free capability.

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Apple's official App Store listing labels Xcode Free and explicitly says it can train custom machine-learning models with Create ML, establishing ongoing no-cost access to the listed capability.

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The official Apache project describes MXNet as an open-source deep-learning framework for research, prototyping, and production and provides public getting-started and download resources, establishing usable ongoing free AI access.

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Apache's official page describes MLlib as Apache Spark's scalable machine-learning library; the open-source library provides ongoing usable ML capabilities at no charge.

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Microsoft's official repository remains publicly available as open-source CNTK software; it records that the repository was archived in February 2026. The archive status means maintenance has ended but the software remains available for local use without a recurring fee. Reviewed 2026-09-26.

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Apache Spark's official MLlib documentation lists machine-learning algorithms and utilities; the Apache open-source project makes this usable library available at no charge on an ongoing basis.

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The official spaCy project describes an open-source natural-language-processing library and publishes the software for direct use, supporting an ongoing no-cost AI/NLP capability.

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The official NLTK project is an NLP toolkit, and its Apache 2.0 license permits free use, modification and distribution, establishing ongoing usable language-processing capability.

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The official Apache OpenNLP site describes a machine-learning natural-language-processing toolkit and provides documentation/downloads as an Apache open-source project, establishing free ongoing use.

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The first-party NLP Architect repository provides the software and NLP model code under an open-source license for repeatable local use.

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TextRazor's first-party plans page lists a free tier with 500 API requests per day, two concurrent requests, and all analysis functionality; the daily allowance is ongoing usable NLP AI access.

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Checked 2026-09-26: the Apache OpenNLP first-party site describes a machine-learning natural-language toolkit and provides public downloads and documentation; the toolkit is available as an ongoing free software capability.

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