proof.Lab

proof.Lab is the spell checker After Effects never had. Scan every text layer in your project, catch misspellings and grammar mistakes, and fix them with one click — all without an internet connection.

Work clean. Deliver with confidence.

Features

• Spell check across your entire project
• Context-aware grammar checking (English)
• 11 languages: EN, ES, FR, DE, PT, IT, RU, AR, HI
• One-click replacement with formatting preserved
• Custom correction input when suggestions don't fit
• Project and global ignore lists
• Scan entire project, active comp, or selected layers
• Expression and animator safety warnings
• Optional AI grammar via your own Claude or OpenAI key
• Full undo support
• Works 100% offline — no data leaves your machine
• AE 2023+ · macOS & Windows