Alternatives to Teachable Machine

Open-source, no-code system from IBM Research for labeling text and training custom text classifiers without AI expertise.

Browser and offline desktop data labeling for image, text, document, and video annotation.

Open-source data annotation for text, image, audio, video, 3D, and AI agent traces — built in YAML, self-hosted free.

A free 70,000-image Zalando clothing dataset built as a drop-in replacement for MNIST.

Synthetic data cloud for computer vision: physically-based rendering that generates annotated, multi-sensor training imagery.

Mercor connects AI labs with vetted domain experts to build training data, evals, and APEX benchmarks for frontier models.

LabelGPT auto-labels images from a text prompt—zero-shot bounding boxes and segmentation in minutes.

Klavis AI builds live Dockerized environments for training AI agents on coding and real tool-use tasks.

Training data, RL environments, and red-teaming for LLM and computer-use agent teams

Load, stream, and preprocess training datasets in one line of Python — open source, Arrow-backed, Hub-native

Prodigy is a downloadable Python annotation tool for building training and evaluation data for custom AI, ML and NLP models.

CVAT is an open-source data annotation platform for image, video, 3D point cloud, and audio labeling.

Synthetic data generation for computer vision that ships photorealistic, auto-annotated training sets on demand.

Free MIT Python CLI that turns AI coding assistant chat history into one normalized JSONL dataset for fine-tuning and analytics.

Licensed conversational audio datasets for training speech and omni-models, with samples in 48 hours.

Generate LLM training datasets with DAG topic graphs and real sandboxed tool-calling traces

Snorkel AI builds expert-curated training data and runnable eval environments that fix where frontier models and agents break.

Hub recruits the physical world to capture egocentric, teleoperation, hand-tracking and tactile training data for embodied AI.

Markup turns PDFs and long text into structured NLP and ML datasets with AI-assisted annotation in the browser

Enterprise dataset management platform for AI training teams

Applied AI for aviation: pilot-controller training datasets, the Y4 Aviation Understanding Model, and real-time runway incursion risk detection.

Sureform turns your operational data into a licensable AI training asset that pays you per deal

Mundo AI builds culturally-aware audio and video training data, evaluations, and applied research for teams working on perceptual AI.

Free synthetic indoor-scene dataset with photo-realistic renders and dense 3D structure annotations for layout research.

Private-deployment data annotation platform for multimodal AI training, from BasicAI.

Vision Lab turns industrial video into expert-validated action labels and hand pose data for robot manipulation policies.

Licensed audio datasets for teams training speech recognition, translation, and voice interaction models

Custom audio datasets for training and evaluating voice AI, scoped to your model's spec.

Physical AI data infrastructure that turns real-world task capture into multimodal robot training datasets

Open-source data labeling and AI evaluation across every data modality, self-hosted.