Software and IT services, ranked and explained

Simulated, stateful copies of Gmail, Slack, Salesforce, Notion and QuickBooks where teams test AI agents before letting them touch real accounts, with worlds built from a description or from production traces.

San Francisco start-up building company-specific AI agents for manufacturers and distributors that connect to existing systems and machines to quote, schedule, review drawings, forecast and process payables.

Checks who is really driving a logged-in session at the moment of a risky action, such as a data export, a permission change or an AI agent acting, and tells the app to allow, re-verify, hold or deny it.

Reads public plans, specifications and drawings from US federal, state and city sources so manufacturers, their reps and contractors find water, civil and industrial projects early and know which ones to chase.

London-built swarm of browser agents that walks through a web product the way users would, files each failure with a recording, logs and steps to reproduce, and hands it to a coding agent to fix and re-test.

Tencent Hunyuan's open-weight model for live Chinese and English interpreting, released 26 October 2026: it translates while the speaker talks and, with a separate TTS service, speaks in a clone of their voice.