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Shipi18n vs Lingo.dev

Lingo.dev is a popular open-source, LLM-powered translation CLI and platform. It generates translations for web apps and tracks source changes with SHA-256 fingerprints in an i18n.lock file.

TL;DR

These tools are complementary, not competitors. Lingo.dev generates translations; Shipi18n checks them. If you want an LLM to produce your locale files with polished DX and a large community, Lingo.dev is the stronger generator. Shipi18n is the QA gate that reads the result — whoever produced it — and its structural check plus semantic judge run just as well on Lingo.dev output as on an agency’s. Using Lingo.dev to translate and shipi18n check as the gate is a coherent pipeline.

Pricing Comparison

Shipi18n

Open Source
LicenseFree — Apache-2.0
UsageYour provider’s token cost
SeatsUnlimited, no per-seat fee

No subscription and no account. You pay your LLM provider directly, at their prices.

Lingo.dev

LLM translation CLI
StarterFree — open-source CLI
TeamCloud plans available
EnterpriseCustom

The CLI is open source with your own LLM key; the hosted engine is a separate paid product.

Feature Comparison

FeatureShipi18nLingo.dev
Free Tier KeysUnlimitedUnlimited (CLI)
Free Tier LanguagesUnlimitedUnlimited (CLI)
AI TranslationYour own model (Anthropic, OpenAI, or custom)Yes — its core purpose
Semantic Translation QAYes — LLM judge, 3-pass vote, advisory by defaultNo — generates, does not review
Placeholder Preservation✓✓
CLI Tool✓✓
Programmatic API✓✓
GitHub Action✓✓
Translation CacheBuild-time cache + incremental modei18n.lock fingerprints
SupportGitHub Issues + DiscordGitHub Issues + Discord

Lingo.dev Pros & Cons

Pros

  • +Polished developer experience and strong docs
  • +Large community (thousands of GitHub stars)
  • +i18n.lock fingerprinting — retranslates only changed source strings
  • +CI validation via --frozen
  • +Broad web-framework coverage

Cons

  • -Generation-first: QA is limited to the lockfile and structure — no semantic review of existing translations
  • -Does not check translations produced by other tools or humans
  • -Web-first — limited mobile format coverage (.arb, .xcstrings)
  • -The most polished workflow assumes their cloud engine
  • -No SARIF or advisory/failing check tiers

Which Should You Choose?

Choose Lingo.dev if you...

  • •Teams generating all translations with an LLM end-to-end
  • •Web apps on mainstream JS frameworks
  • •Teams that want a managed translation workflow
  • •Projects without an existing translation source

Choose Shipi18n if you...

  • •Want open-source tooling you can read, fork and vendor
  • •Would rather pay your LLM provider directly than a middleman
  • •Need your source strings to stay out of a third party's database
  • •Want translation in CI, your editor, or your build — not another dashboard
  • •Have no interest in seats, quotas or annual contracts

See How Simple Shipi18n Is

# Translate your en.json to 5 languages in seconds
$ export ANTHROPIC_API_KEY=your-key-here
$ npx @shipi18n/cli translate en.json --target es,fr,de,ja,zh

✓ Translated to 5 languages!
✓ Saved: ./locales/es.json
✓ Saved: ./locales/fr.json
✓ Saved: ./locales/de.json
✓ Saved: ./locales/ja.json
✓ Saved: ./locales/zh.json

Done in 3.2s

No account, no contract, no dashboard. Just translations.

Ready to Ship in Every Language?

Start with 100 free translation keys. No credit card required. Upgrade when you need more.

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