| Awesomplete | 6,815 | https://leaverou.github.io/awesomplete/ |
| Algolia | 6,088 | https://www.algolia.com |
| Elasticsearch | 3,191 | https://www.elastic.co |
| Coveo | 1,516 | https://www.coveo.com/ |
| ElasticSuite | 1,500 | https://elasticsuite.io |
| Cludo | 1,168 | https://www.cludo.com |
| Addsearch | 433 | https://www.addsearch.com/ |
| Mars Flag | 356 | https://www.marsflag.com/en |
| Searchanise | 340 | https://start.searchanise.com |
| Searchspring | 271 | https://searchspring.com |
| Klevu | 231 | https://www.klevu.com |
| Typesense | 215 | https://typesense.org |
| Segmentify | 151 | https://segmentify.com |
| VuFind | 109 | https://vufind.org |
| Queryly | 101 | https://queryly.com/ |
| Doofinder | 82 | https://www.doofinder.com |
| Apisearch | 67 | https://apisearch.io |
| SniperFast | 52 | https://www.sniperfast.com |
| Loop54 | 42 | https://www.loop54.com |
| Findberry | 40 | https://www.findberry.com |