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Machine Learning · head to head

Milvus vs Plane

Milvus logo

Milvus

Machine Learning

Open-source vector database for scalable similarity search

From
Free
Rated
-
Full reviewWebsite
Plane logo

Plane

Technology

Open-source project management tool

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Milvus vector dimensions are capped at 32,768; Plane self-hosted Community edition requires managing your own Docker/Kubernetes infra plus your own PostgreSQL, Redis, and S3-compatible/GCS/MinIO storage; no single-binary install
  • They diverge on capability: Milvus covers Billion-scale vectors, Plane covers Issue tracking.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Milvus and Plane actually diverge.

Attributes where Milvus and Plane differ
AttributeMilvusPlane
PlatformsLinux, Mac, Windows, WebWeb, iOS, Android, macOS, Windows
CategoryMachine LearningTechnology
Founded20172022

Identical on both: starting price (Free), pricing model (freemium), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Milvus

  • Billion-scale vectors
  • Multiple index types
  • GPU acceleration
  • Hybrid search
  • Data partitioning
  • PyTorch
  • TensorFlow
  • Hugging Face

Only in Plane

  • Issue tracking
  • Cycles (Sprints)
  • Modules
  • Views & layouts
  • Pages (Docs)
  • Analytics
  • API access
  • Webhooks

What people use each for

The jobs each tool is most often brought in to do.

Milvus

  • Self hosting a vector database for semantic searchnot Plane
  • Storing and querying embeddings for retrieval augmented generationnot Plane
  • Similarity search over images, audio or text at scalenot Plane

Plane

  • Project and task management with cycles, modules, epics, and initiativesnot Milvus
  • Documentation and knowledge management via workspace wiki tied to project worknot Milvus
  • Sprint planning and issue triagenot Milvus
  • Cross-functional collaboration with analytics and dashboardsnot Milvus
  • Migration target from Jira, Linear, Monday, ClickUp, or Asananot Milvus

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Milvus

  • Vector dimensions are capped at 32,768
  • A collection is limited to 64 fields, 1,024 partitions and 16 shards
  • Only 1 index is allowed per field
  • Search returns at most 16,384 vectors as top-k, and nq is capped at 16,384
  • Input and output per RPC is capped at 64 MB for insert, search and query
  • VARCHAR values are limited to 65,535 characters
  • Data loaded into query nodes cannot exceed 90% of available memory
  • An instance supports at most 65,536 collections

Plane

  • Self-hosted Community edition requires managing your own Docker/Kubernetes infra plus your own PostgreSQL, Redis, and S3-compatible/GCS/MinIO storage; no single-binary install
  • Cloud Free tier caps at 12 users and 500 AI credits per seat per month
  • Substantial feature gating by tier: custom work item types, workspace wiki, time tracking, dashboards, initiatives, teamspaces, and integrations require Pro or above; LDAP, granular access control, and multi-workflow approvals require Enterprise Grid
  • Guest-to-paid-member ratio capped at 1:5 on the Pro plan

Pricing, plan by plan

Milvus

Free
  • Open SourceFree
    • Full features
    • Self-hosted
    • Community support
  • Zilliz CloudFree
    • Managed service
    • Free tier available

Plane

Free
  • FreeFree
    • 500 AI credits per seat
    • Max 12 users
    • Unlimited projects
  • Pro$6/seat per month
    • 1,000 AI credits per seat
    • Unlimited users
    • Custom work item types
  • Business$13/seat per month
    • 2,000 AI credits per seat
    • Unlimited users
    • Project templates, recurring work items
  • Enterprise Grid$null/mo
    • Flexible AI credit allocation
    • Private deployments
    • Granular access control

Which should you pick?

Choose Milvus if

  • You need billion-scale vectors.
  • You want to start without paying.
  • You work on Linux, Mac, Windows, Web.
  • You also want multiple index types.
Milvus review

Choose Plane if

  • You need issue tracking.
  • You want to start without paying.
  • You work on Web, iOS, Android, macOS, Windows.
  • You also want cycles (sprints).
Plane review

Questions people ask

Is Milvus or Plane better?
Neither clearly leads. Milvus starts at Free and Plane at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Milvus or Plane?
Milvus starts at Free and Plane at Free.
Does Milvus or Plane run on more platforms?
Milvus runs on Linux, Mac, Windows, Web. Plane runs on Web, iOS, Android, macOS, Windows.
Can I use Milvus for free?
Both have a free tier, so you can try either at no cost before committing.
What is Milvus best used for?
Milvus is most often used for self hosting a vector database for semantic search, storing and querying embeddings for retrieval augmented generation, similarity search over images, audio or text at scale. Of those, self hosting a vector database for semantic search and storing and querying embeddings for retrieval augmented generation are not what Plane is typically brought in for.
What can Milvus do that Plane cannot?
Milvus covers Billion-scale vectors, Multiple index types, GPU acceleration, Hybrid search. Plane covers Issue tracking, Cycles (Sprints), Modules, Views & layouts.

Answered from the vendors’ own pages

Milvus: How much does Milvus cost?

Milvus is open-source and free to use and modify. The self-hosted version has no licensing cost. Zilliz Cloud (the managed SaaS version) does not publish pricing on the website.

Source
Plane: Does Plane offer a free plan?

Yes, Plane's free tier includes 500 AI credits per seat, support for up to 12 users, and access to projects, work items, cycles, modules, layouts, views, estimates, and pages.

Source
Milvus: Is there a free or open-source version of Milvus?

Yes, Milvus is fully open-source and available for free. Milvus Lite is a lightweight option for learning and prototyping that can be installed via pip.

Source
Plane: How much does Plane Pro cost?

Plane Pro costs $6/seat per month and saves 25% when billed annually. It includes 1,000 AI credits per seat, unlimited users, and access to custom work item types, wiki, time tracking, and integrations.

Source
Milvus: Does Milvus offer a managed cloud service?

Yes, Zilliz Cloud is a fully managed Milvus cloud offering with serverless and dedicated cluster options. Pricing must be requested from the company as it is not listed on the public website.

Source
Plane: What is the difference between Plane's paid tiers?

Pro ($6/seat/month) includes 1,000 AI credits and workspace wiki. Business ($13/seat/month) adds 2,000 AI credits, project templates, and recurring work items. Enterprise Grid offers custom pricing with multiple workflows and LDAP support.

Source
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