Reviews for OpenSearch
Login to ReviewChris Wright
Jun 03, 2026A Truly Open and Powerful Search Foundation
We migrated our legacy search infrastructure to OpenSearch and have been extremely pleased. The Apache 2.0 license gives us the long-term freedom and security we need for our core platform, eliminating licensing worries. The RESTful APIs are well-documented and powerful, making it straightforward to build robust search and analytics features into our applications. While the community support is active and helpful, it can sometimes take a bit longer to resolve niche issues compared to proprietary alternatives.
Noah Lee
May 29, 2026A confusing fork that feels perpetually behind
As a longtime Elasticsearch user, I was excited about OpenSource's promise of a truly open alternative. However, my experience has been frustrating. The project feels perpetually behind the upstream Elasticsearch releases, and critical security patches take longer to arrive. The documentation is often incomplete or confusing, making even routine configuration tasks a chore. For a production system, this lag and uncertainty are deal-breakers.
Sarah Jackson
May 26, 2026A Solid Open-Source Search Foundation
As a developer building a new log analytics dashboard, I chose OpenSearch for its permissive Apache 2.0 license and the familiar, powerful Elasticsearch API. Setting up a multi-node cluster was straightforward using the provided documentation and Docker images. While it lacks some of the polished commercial features of its predecessor, its core search and aggregation capabilities are rock-solid for our needs. The active open-source community gives me confidence in its future development.
Liam Taylor
May 23, 2026A Reliable and Community-Driven Search Foundation
As a developer building a custom search application, OpenSearch has been a fantastic choice. Its familiar Elasticsearch-like APIs made onboarding straightforward, and the Apache 2.0 license gives us the peace of mind we needed. The performance for our data volume has been solid and reliable, and the active open-source community is a great resource for support and improvements.
Avery Anderson
May 23, 2026A Game-Changer for Open-Source Search
As someone who's been burned by licensing changes in other search solutions, OpenSearch has been a breath of fresh air. The transition from our old Elasticsearch cluster was incredibly smooth and the performance is on par, if not better, for our log analytics use case. The community support has been fantastic and we love having the freedom to self-host without any proprietary strings attached.
Taylor Thomas
May 21, 2026A Fork with Strong Foundations but a Developing Ecosystem
OpenSearch is a solid, truly open-source alternative to Elasticsearch, which is great for those worried about licensing. The core search and analytics APIs are robust and familiar. However, finding comprehensive documentation and specific plugins can be a scavenger hunt compared to its progenitor, and the community support, while helpful, is still catching up.
Alex Jackson
May 19, 2026Frustrating Fork with Growing Pains
While I appreciate the open-source, Apache 2.0 licensed mission, migrating from Elasticsearch to OpenSearch has been a headache. The community plugins and integrations we rely on are lagging far behind, and we've encountered several compatibility quirks with existing tooling. For a production search cluster, the current ecosystem instability makes it a hard sell, despite the licensing benefits.
Reese Hall
May 10, 2026A powerful and worry-free open-source search solution
As someone building a data analytics platform, OpenSearch has been a game-changer. It's incredibly easy to set up and scale, and the Apache 2.0 license gives us full control without vendor lock-in. The performance is rock-solid for our high-volume search and log analytics workloads, and the community support has been responsive and helpful.
Alex Hill
May 08, 2026A Solid Open Source Foundation, But Still Finding Its Feet
OpenSearch has been a great open-source alternative for our search needs, especially appreciating the Apache 2.0 license and the familiar Elasticsearch-like APIs. However, we've encountered some instability in newer releases, and the pace of innovation feels slower compared to the upstream project it forked from. It's a powerful tool for building search applications, but requires a bit more hands-on maintenance and patience.
Anna King
May 08, 2026A Solid, Community-Driven Search Engine Solution
As a developer building a new internal search portal, OpenSearch has been a fantastic fit. The RESTful APIs are clean and well-documented, making integration straightforward. Knowing it's fully open-source under Apache 2.0 gives us peace of mind for long-term use without licensing worries. The active community forums were helpful when we had a configuration question.
Review Summary
Based on 66 reviews
Rating Distribution
OpenSearch
OpenSearch is an open source search engine software project that is based on Elasticsearch and Apache 2.0 licensed. It provides …
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