Free alternative to DeepL Pro
Writing & Translation: free alternatives to paid tools, with the catch and a source for each.
LibreTranslate
Free alternative to: DeepL Pro
What the free tier includes: Self-hostable translation API; AGPL-3.0.
Limits: Quality below DeepL on many pairs; public instance has limits, self-host to avoid them.
Verified from docs (2026-10-13) ยท Source