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Developer API

88 tools · 54 with a free plan · 23 with a free trial · 83 with an API

88 tools in this category, each with a full profile: what it does, key features, screenshots, and pricing when the maker publishes it.

Pricing

Bigjpg

AI image enlarger that upscales artwork and photos up to 16x while reducing noise and jagged edges.

n8n

Workflow automation platform for building AI agents and automations visually, with code steps and self-hosting.

Synthesia

Business video platform that turns scripts, documents and slides into avatar-presented videos in 140+ languages.

HeyGen

AI video platform for avatar-led videos, script-based editing and translation into 175+ languages.

Vercel

Cloud platform for deploying web apps and AI agents, with an AI gateway, sandboxes, workflows and a global CDN.

Theneo

API documentation and developer portal platform with AI-generated docs, Ask AI search, changelogs and an MCP server.

Developer APIFree plan

Runway

AI platform for generating and editing video, images and audio, with a developer API and world models.