Qdrant API on YDB alternatives

Tools that do what Qdrant API on YDB does, found by what they say they do rather than by shelf. Among the equally alike, the most used come first. Each line says how it differs from Qdrant API on YDB.

Read 2026-10-22 · Qdrant API on YDB itself: Open source

With a free plan or free to use: SurrealDB, Weaviate, GitHub, Morph, Cloudflare, Cosmic.

10 alternativesUnlike Qdrant API on YDB

#1
SurrealDB Data
Stores documents, graphs, relational tables and vectors in one database engine queried with SurrealQL, running embedded, self-hosted or in the cloud.
Also: Vector databaseMore widely used
3.5k
Active
From $0.02 per use
2015
#2
Context-Engine Developer tools
Indexes codebases for semantic search and retrieval across IDEs via MCP protocol.
Also: Search
11
Active
#3
Weaviate Retrieval (RAG)
Vector database that stores, indexes, and searches high-dimensional vectors for retrieval-augmented generation and semantic search.
Also: Vector databaseMore widely used
5.3k
Active
From $45/mo
#4
AI Operator by BLACKBOX AI Developer tools
Writes and edits code through a chat app, IDE extensions and a CLI coding agent that can call many different language models.
Also: Agents, SecurityMore widely used
58.6k
Active
From $0.30 per use
#5
GitHub Developer tools
Hosts Git repositories with pull requests, code review, issue tracking and Actions pipelines for building, testing and deploying code.
Also: Workflow automation, Code generationMore widely used
42M
From $4/user/mo
2007
#6
Reach2 Developer tools
Stores and indexes conversations between developers and AI assistants, making them searchable and accessible to future sessions.
Same job
1
#7
Sourcegraph Developer tools
Indexes code across many repositories for code search, navigation and batch changes, and supplies that context to developers and coding agents.
Also: AgentsMore widely used
10.1k
Active
From $16,000/yr
2017
#8
Morph Developer tools
Serves specialized models for coding agents that apply code edits to files and search codebases at high speed.
Also: Agents, Code generation
19.2k
Active
From $0.10 per use
#9
Cloudflare Security MCP · open
Proxies website traffic through a global network for CDN caching, DNS, DDoS protection and a web firewall, plus Workers serverless code and zero-trust access.
Also: AgentsMore widely used
4.9M
Active
From $20/mo
2009
#10
Cosmic Developer tools
Headless CMS that stores structured content in custom models and serves it over REST and GraphQL APIs to websites and apps.
More widely used
11k
Active
From $99/mo
2016

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How this list is made: the words Qdrant API on YDB is described with (what it does, for whom, what it is used for) are matched against every tool in the Atlas. A tool on the same shelf, or doing the same kind of work, counts for a little more. Nothing here is paid for.