# 8 Best Open Source Alternatives for AWS Kendra

Canonical: https://caniforkit.com/aws-kendra
Last updated: 2026-11-07

Looking for the best open source alternative for AWS Kendra? Compare 8 verified free and open source alternatives to AWS Kendra (Elasticsearch, Meilisearch, Onyx) with license details, self-hosting requirements, and practical trade-offs.

## AWS Kendra Overview & Subscription Cost
- **Product**: AWS Kendra
- **Category**: [dev tools](https://caniforkit.com/category/dev-tools)
- **Paid Subscription Price**: $25/month per seat
- **1-Seat Annualized Cost**: $300/year
- **5-Person Team Annualized Cost**: $1,500/year
- **10-Person Team Annualized Cost**: $3,000/year
- **Can I Vibe-Code / Rebuild It Myself?**: NO (use a free alternative, save the tokens)
- **Rebuild Verdict**: Instead of paying recurring SaaS fees for AWS Kendra or rebuilding it from scratch, deploy one of the 8 battle-tested open-source alternatives like Elasticsearch.

## Verified Free & Open Source Alternatives

| Alternative | Type | License | Runs On | GitHub Stars | Head-to-Head |
| --- | --- | --- | --- | --- | --- |
| [Elasticsearch](https://caniforkit.com/fork/elasticsearch) | Open Source | Open Source | Self-host | ★ 78.5k | [Compare vs AWS Kendra](https://caniforkit.com/vs/aws-kendra-vs-elasticsearch) |
| [Meilisearch](https://caniforkit.com/fork/meilisearch) | Open Source | MIT | Self-host | ★ 59.8k | [Compare vs AWS Kendra](https://caniforkit.com/vs/aws-kendra-vs-meilisearch) |
| [Onyx](https://caniforkit.com/fork/onyx) | Open Source | Open Source | Self-host | ★ 33.3k | [Compare vs AWS Kendra](https://caniforkit.com/vs/aws-kendra-vs-onyx) |
| [Typesense](https://caniforkit.com/fork/typesense) | Open Source | GPL-3.0 | Self-host | ★ 27.1k | [Compare vs AWS Kendra](https://caniforkit.com/vs/aws-kendra-vs-typesense) |
| [OpenSearch](https://caniforkit.com/fork/opensearch) | Open Source | Apache-2.0 | Self-host | ★ 14k | [Compare vs AWS Kendra](https://caniforkit.com/vs/aws-kendra-vs-opensearch) |
| [Manticore Search](https://caniforkit.com/fork/manticore) | Open Source | Open Source | Self-host | ★ 12.1k | [Compare vs AWS Kendra](https://caniforkit.com/vs/aws-kendra-vs-manticore) |
| [Swirl Search](https://caniforkit.com/fork/swirl) | Open Source | Open Source | Self-host | ★ 3k | [Compare vs AWS Kendra](https://caniforkit.com/vs/aws-kendra-vs-swirl) |
| [SeekStorm](https://caniforkit.com/fork/seekstorm) | Open Source | Open Source | Self-host | ★ 1.9k | [Compare vs AWS Kendra](https://caniforkit.com/vs/aws-kendra-vs-seekstorm) |

## In-Depth Alternative Profiles

### Elasticsearch
- **Fork Page**: [Elasticsearch Profile](https://caniforkit.com/fork/elasticsearch)
- **Head-to-Head Comparison**: [AWS Kendra vs Elasticsearch](https://caniforkit.com/vs/aws-kendra-vs-elasticsearch)
- **Official Website**: https://www.elastic.co/elasticsearch
- **Source Code Repository**: https://github.com/elastic/elasticsearch
- **License**: Open Source
- **Runs On**: Self-host
- **GitHub Stars**: 78.5k
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: web, self-hosted, docker to self-host
- **Summary**: Elasticsearch is an open-source, RESTful search engine designed for scalability, reliability, and easy management.
- **The Catch vs AWS Kendra**: Requires self-hosting setup, updates, and server maintenance compared to managed AWS Kendra.
- **Installation**: Clone https://github.com/elastic/elasticsearch or deploy with Docker Compose
- **Setup**: Deploy via Docker or binary release from GitHub and configure environment variables.
- **Data Storage**: All application data and configuration live on your own server or local database.

### Meilisearch
- **Fork Page**: [Meilisearch Profile](https://caniforkit.com/fork/meilisearch)
- **Head-to-Head Comparison**: [AWS Kendra vs Meilisearch](https://caniforkit.com/vs/aws-kendra-vs-meilisearch)
- **Official Website**: https://meilisearch.com
- **Source Code Repository**: https://github.com/meilisearch/meilisearch
- **License**: MIT
- **Runs On**: Self-host
- **GitHub Stars**: 59.8k
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: web, self-hosted, docker to self-host
- **Summary**: A powerful, fast, and easy-to-use search engine that delivers instant and relevant results for your websites and applications.
- **The Catch vs AWS Kendra**: Requires self-hosting setup, updates, and server maintenance compared to managed Algolia.
- **Installation**: Clone https://github.com/meilisearch/meilisearch or deploy with Docker Compose
- **Setup**: Deploy via Docker or binary release from GitHub and configure environment variables.
- **Data Storage**: All application data and configuration live on your own server or local database.

### Onyx
- **Fork Page**: [Onyx Profile](https://caniforkit.com/fork/onyx)
- **Head-to-Head Comparison**: [AWS Kendra vs Onyx](https://caniforkit.com/vs/aws-kendra-vs-onyx)
- **Official Website**: https://onyx.app
- **Source Code Repository**: https://github.com/onyx-dot-app/onyx
- **License**: Open Source
- **Runs On**: Self-host
- **GitHub Stars**: 33.3k
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: web, self-hosted, docker to self-host
- **Summary**: An open-source platform that connects to 40+ apps to provide intelligent search and AI assistance across all company information
- **The Catch vs AWS Kendra**: Requires self-hosting setup, updates, and server maintenance compared to managed AWS Kendra.
- **Installation**: Clone https://github.com/onyx-dot-app/onyx or deploy with Docker Compose
- **Setup**: Deploy via Docker or binary release from GitHub and configure environment variables.
- **Data Storage**: All application data and configuration live on your own server or local database.

### Typesense
- **Fork Page**: [Typesense Profile](https://caniforkit.com/fork/typesense)
- **Head-to-Head Comparison**: [AWS Kendra vs Typesense](https://caniforkit.com/vs/aws-kendra-vs-typesense)
- **Official Website**: https://typesense.org
- **Source Code Repository**: https://github.com/typesense/typesense
- **License**: GPL-3.0
- **Runs On**: Self-host
- **GitHub Stars**: 27.1k
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: web, self-hosted, docker to self-host
- **Summary**: Open-source search solution offering blazing speed, typo tolerance, and effortless scalability for developers and businesses.
- **The Catch vs AWS Kendra**: Requires self-hosting setup, updates, and server maintenance compared to managed Algolia.
- **Installation**: Clone https://github.com/typesense/typesense or deploy with Docker Compose
- **Setup**: Deploy via Docker or binary release from GitHub and configure environment variables.
- **Data Storage**: All application data and configuration live on your own server or local database.

### OpenSearch
- **Fork Page**: [OpenSearch Profile](https://caniforkit.com/fork/opensearch)
- **Head-to-Head Comparison**: [AWS Kendra vs OpenSearch](https://caniforkit.com/vs/aws-kendra-vs-opensearch)
- **Official Website**: https://opensearch.org
- **Source Code Repository**: https://github.com/opensearch-project/opensearch
- **License**: Apache-2.0
- **Runs On**: Self-host
- **GitHub Stars**: 14k
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: web, self-hosted, docker to self-host
- **Summary**: Community-driven, Apache 2.0-licensed search and analytics suite for ingesting, searching, visualizing, and analyzing data at scale with AI/ML capabilities.
- **The Catch vs AWS Kendra**: Requires self-hosting setup, updates, and server maintenance compared to managed Algolia.
- **Installation**: Clone https://github.com/opensearch-project/OpenSearch or deploy with Docker Compose
- **Setup**: Deploy via Docker or binary release from GitHub and configure environment variables.
- **Data Storage**: All application data and configuration live on your own server or local database.

### Manticore Search
- **Fork Page**: [Manticore Search Profile](https://caniforkit.com/fork/manticore)
- **Head-to-Head Comparison**: [AWS Kendra vs Manticore Search](https://caniforkit.com/vs/aws-kendra-vs-manticore)
- **Official Website**: https://manticoresearch.com
- **Source Code Repository**: https://github.com/manticoresoftware/manticoresearch
- **License**: Open Source
- **Runs On**: Self-host
- **GitHub Stars**: 12.1k
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: web, self-hosted, docker to self-host
- **Summary**: Open source search database delivering 2.83x faster performance than Elasticsearch. Features vector search, SQL interface, and full-text capabilities.
- **The Catch vs AWS Kendra**: Requires self-hosting setup, updates, and server maintenance compared to managed AWS Kendra.
- **Installation**: Clone https://github.com/manticoresoftware/manticoresearch or deploy with Docker Compose
- **Setup**: Deploy via Docker or binary release from GitHub and configure environment variables.
- **Data Storage**: All application data and configuration live on your own server or local database.

### Swirl Search
- **Fork Page**: [Swirl Search Profile](https://caniforkit.com/fork/swirl)
- **Head-to-Head Comparison**: [AWS Kendra vs Swirl Search](https://caniforkit.com/vs/aws-kendra-vs-swirl)
- **Official Website**: https://swirlaiconnect.com
- **Source Code Repository**: https://github.com/swirlai/swirl-search
- **License**: Open Source
- **Runs On**: Self-host
- **GitHub Stars**: 3k
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: web, self-hosted, docker to self-host
- **Summary**: AI-powered search and RAG platform that connects to 100+ enterprise tools without data migration. Deploy securely on-premises with any LLM.
- **The Catch vs AWS Kendra**: Requires self-hosting setup, updates, and server maintenance compared to managed AWS Kendra.
- **Installation**: Clone https://github.com/swirlai/swirl-search or deploy with Docker Compose
- **Setup**: Deploy via Docker or binary release from GitHub and configure environment variables.
- **Data Storage**: All application data and configuration live on your own server or local database.

### SeekStorm
- **Fork Page**: [SeekStorm Profile](https://caniforkit.com/fork/seekstorm)
- **Head-to-Head Comparison**: [AWS Kendra vs SeekStorm](https://caniforkit.com/vs/aws-kendra-vs-seekstorm)
- **Official Website**: https://seekstorm.com/
- **Source Code Repository**: https://github.com/SeekStorm/SeekStorm
- **License**: Open Source
- **Runs On**: Self-host
- **GitHub Stars**: 1.9k
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: web, self-hosted, docker to self-host
- **Summary**: Cloud search API and crawler service supporting billions of documents, real-time indexing, autocomplete, faceted filtering, and multi-language text across any application.
- **The Catch vs AWS Kendra**: Requires self-hosting setup, updates, and server maintenance compared to managed AWS Kendra.
- **Installation**: Clone https://github.com/SeekStorm/SeekStorm or deploy with Docker Compose
- **Setup**: Deploy via Docker or binary release from GitHub and configure environment variables.
- **Data Storage**: All application data and configuration live on your own server or local database.

## Frequently Asked Questions

### What is the best free alternative to AWS Kendra?
The top free alternative to AWS Kendra is Elasticsearch (open source, Open Source). Elasticsearch is an open-source, RESTful search engine designed for scalability, reliability, and easy management. Other popular AWS Kendra replacements include Meilisearch, Onyx, Typesense.

### How much does switching from AWS Kendra to a free alternative save?
AWS Kendra starts at $25/month per seat ($300/year). Switching a 5-person team to a free alternative like Elasticsearch saves $1,500 per year in software subscription fees.

### What is the catch when switching away from AWS Kendra?
While Elasticsearch replaces core AWS Kendra features without subscription fees, the real-world trade-off is: Requires self-hosting setup, updates, and server maintenance compared to managed AWS Kendra.

## Related

- [dev tools Software Category Hub](https://caniforkit.com/category/dev-tools)
- [All Paid SaaS Alternatives Index](https://caniforkit.com/alternatives)
- [Self-Hosted Software Directory](https://caniforkit.com/self-hosted)
- [Homepage](https://caniforkit.com)