Zinc
Retail purchasing APIAPI for buying, tracking, and returning across retailers.

Sealbook lists 914 Developer Tools & APIs products based in United States. Common specialties: AI app builder, Observability platform, AI code review, Test automation, Agent workspace. 6 have a feature-by-feature check from their own website and 1 publish plan prices. Ranked by how widely known each product is and how much we could confirm — vendors cannot pay for position.
API for buying, tracking, and returning across retailers.
Network security for AI agents and humans.
Email inbox API for AI agents and workflows.
Constellation-as-a-service satellite platforms.
Automate circuit board design, fabrication, and assembly.
AI test automation for iOS and Android teams.
Build enterprise internal tools and B2B apps with AI.
Build, test, and ship apps, agents, and workflows.
Platform to create and deploy AI video workflows.
Platform for testing and evaluating voice agents.
Composable infrastructure for machine work.
API for global stablecoin and payments infrastructure.
Tools to analyze and improve mobile app performance.
AI agents for frontline workforce operations.
Automation layer for legacy desktop apps.
Platform for managing cloud infrastructure and IaC workflows.
API for data warehouse integrations.
Trace and debug AI agents in production.
Software for trusted collaboration, digital identity, and IoT certificates.
Object storage software for enterprise workloads.
.NET and JavaScript UI components for app development.
Software for semiconductor simulation, design, and IP.
Foundation models for tiny devices and local use.
Unified security for cloud and Kubernetes.
Turns unstructured knowledge into datasets for AI teams.
Company knowledge software for agents and internal data sources.
Evaluation and training tools for specialized AI systems.
Verification environments for code changes and tests.
AI agents for chip design and debug.
Validate code changes with recorded production traffic.
Fast GitHub Actions runners for teams and agents.
AI coding plugin for Claude Code and VS Code.
Task queue and workflow automation for operations teams.
Run coding agents in cloud sandboxes.
Persistent Linux machines for AI agents.
Web3 transaction and notification tools for digital experiences.
AI software for debugging production incidents without redeploying.
Build secure business apps on top of your existing data.
Multiplayer workspace for teams and AI agents building together.
Operating system for running AI agents on apps and GPUs.
Simulation environments for coding and computer-use agents.
Infrastructure for running AI-operated companies.
Remote browsers and agent infrastructure for AI tasks.
Healthcare browser automations for payer portals and EHR workflows.
AI evaluation, observability, and governance for enterprise teams.
Connect AI agents to business apps securely.
Open-source user infrastructure for products.
AI inference compiler for GPUs and ASICs.