Best idx Alternatives in 2026
Updated
20 tools from code search tools ranked against idx on the same published basis.
- 1idx vs ast-grep
- 2idx vs Code Search
- 3idx vs OpenGrok
- 4idx vs Sourcebot
- 5idx vs sqry
- 6idx vs Shebe
- 7idx vs Understand
- 8idx vs Hound
- 9idx vs LXR Cross Referencer
- 10idx vs searchcode
- 11idx vs Comby
- 12idx vs LeIndex
- 13idx vs Sensegrep
- 14idx vs Sourcegraph Code Search
- 15idx vs CodeCompass
- 16idx vs Kythe
- 17idx vs Livegrep
- 18idx vs ripgrep
- 19idx vs Source Insight
- 20idx vs CodeQuery
idx alternatives compared
| # | Tool | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | ast-grep | 7.5 | Free plan | Free | API, Browser, Linux, Mac, Web, Windows |
| 2 | Code Search | 7.4 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 3 | OpenGrok | 7.4 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 4 | Sourcebot | 7.3 | Free plan | $20/mo | API, self-hosted, Web |
| 5 | sqry | 7.3 | Free plan | Free | Linux, Mac, Windows |
| 6 | Shebe | 7.1 | Free plan | Free | API, Linux, Mac, self-hosted, Windows |
| 7 | Understand | 7.1 | No | $8343.33/mo | API, Browser, Linux, Mac, self-hosted, Windows |
| 8 | Hound | 6.9 | No | — | API, Linux, Mac, self-hosted, Web |
| 9 | LXR Cross Referencer | 6.9 | Free plan | Free | Linux, self-hosted, Web |
| 10 | searchcode | 6.9 | Free plan | Free | API, self-hosted, Web |
| 11 | Comby | 6.7 | No | — | API, Linux, Mac, self-hosted, Windows |
| 12 | LeIndex | 6.7 | No | — | API, Linux, Mac, self-hosted, Web, Windows |
| 13 | Sensegrep | 6.7 | No | — | API, Browser, Linux, Mac, self-hosted, Windows |
| 14 | Sourcegraph Code Search | 6.6 | No | $1333.33/mo | API, Browser, self-hosted, Web |
| 15 | CodeCompass | 6.5 | No | — | Linux, Web |
| 16 | Kythe | 6.5 | No | — | API, Linux, Mac, self-hosted |
| 17 | Livegrep | 6.5 | No | — | Linux, self-hosted, Web |
| 18 | ripgrep | 6.3 | No | — | Linux, Mac, Windows |
| 19 | Source Insight | 6.3 | No | — | Windows |
| 20 | CodeQuery | 6.2 | No | — | Linux, Mac, Windows |
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Questions about idx alternatives
What is the best alternative to idx?
ast-grep, number 1 in code search tools with a score of 7.5 out of 10. The others here: Code Search, OpenGrok, Sourcebot and 16 more.
What is the best free alternative to idx?
ast-grep is the best-ranked alternative with a free plan. 8 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing.