{"rid":"storage/cubbit-ds3-composer","card":{"rid":"storage/cubbit-ds3-composer","eid":"cubbit","topic":"storage","slug":"cubbit-ds3-composer","provider":"Cubbit DS3 Composer","url":"https://www.cubbit.io/ds3-composer-trial","domain":"cubbit.io","category":"software-defined S3 object storage on user-run storage nodes (self-hosted; Coordinator managed by Cubbit or self-hosted)","tier":"DS3 Composer free tier","verdict":"fails-identity","vorder":4,"grp":"rejected","self_hosted":1,"confidence":"documented","binding":"write-gated","identity_kind":"institution","identity_basis":"stated","needs_card":0,"needs_phone":1,"needs_id":0,"needs_institution":1,"country":null,"crypto":null,"interfaces":"s3-compatible","egress_metered":0,"per_object_bytes":null,"retention_days":null,"verified_at":"2026-11-03T01:11:15.760Z","verified_basis":"live","checked_on":"2026-11-03","stale_on":"2026-12-04","n_evidence":43,"usd_month":null,"usd_per_tb_month":null,"summary":"Up to 3 TB of DS3 Composer free tier access at 0 EUR, no credit card required; the storage itself sits on nodes the user supplies","duplicate_of":null,"n_unknown":0,"free_unit":"TB"},"record":{"topic":"storage","slug":"cubbit-ds3-composer","provider":"Cubbit DS3 Composer","url":"https://www.cubbit.io/ds3-composer-trial","category":"software-defined S3 object storage on user-run storage nodes (self-hosted; Coordinator managed by Cubbit or self-hosted)","tier":"DS3 Composer free tier","free_tier":{"stated":"Up to 3 TB of DS3 Composer free tier access at 0 EUR, no credit card required; the storage itself sits on nodes the user supplies","unit":"TB","metered_on":"unstated","source_url":"https://www.cubbit.io/pricing","read_on":"2026-11-03","notes":"a licence for software, not capacity that Cubbit hosts: the pricing FAQ licenses Composer on raw installed capacity, and every stored byte uses disks the user provides. unverified: whether the 3 TB is counted on raw or usable capacity. Above the free tier the rate is EUR 4.99 per TB per month for 3 to 10 TB, discounted above 10 TB."},"per_object_cap":{"stated":"unverified: no Composer page states an object-size limit","source_url":"https://docs.cubbit.io/guides/multipart-upload","notes":"the DS3 multipart-upload page lists a 5 TiB maximum object size for Cubbit's S3 gateway; whether Composer gateways share it is not stated."},"retention":{"stated":"unverified: no Cubbit page states a duration or an expiry for the 3 TB free tier","source_url":"https://www.cubbit.io/pricing","notes":"the only duration on the pricing page, 30 days, belongs to the hosted DS3 Cloud demo, a separate record. The marketplace listing calls the Composer free tier a free trial with no duration. Licence expiry and grace terms are in the customer contract, which is not public."},"egress":{"terms":"Cubbit charges no egress, deletion, bucket replication or API fee under its flat per-TB rate; the Cubbit-run public gateway's egress is free for now and may change; bandwidth of the user's own nodes and gateways is the user's own","metered":false,"free_allowance":"no Cubbit egress charge stated","price_per_tb":null,"source_url":"https://www.cubbit.io/pricing"},"interface":["s3-compatible"],"interface_detail":"S3-compatible API exposed by a DS3 Gateway: a public gateway per tenant that Cubbit runs, or a private gateway the user installs on a Kubernetes cluster","tooling":"A hosted S3 offer from Cubbit is the separate DS3 Cloud record; this record is the software. The user installs and runs one Cubbit storage agent per disk on Linux machines (1 CPU thread and 1 GB of RAM per disk) registered as nodes in a Swarm, on a rented or free machine; the Coordinator control plane is Cubbit-managed (composer.cubbit.eu) or a licensed self-hosted install; S3 access goes through a Cubbit-run public gateway or a private gateway the user installs on a Kubernetes cluster. Clients: AWS CLI and other S3 clients.","chaining":"A hosted S3 origin from Cubbit is the DS3 Cloud record (1 TB, 30-day trial); this record gives no hosted capacity. Its 3 TB licence is only useful on disks the user rents or already has, three servers at least per the marketplace listing, so it chains with capacity from other records and adds no storage of its own.","limits":[{"kind":"volume-quota","value":"up to 3 TB on the free tier; EUR 4.99 per TB per month from 3 to 10 TB","source":"https://www.cubbit.io/pricing"},{"kind":"write-gated","value":"entry through a form asking for a work email, company name and an organisation-size answer; the documentation calls access invite-only","source":"https://www.cubbit.io/ds3-composer-trial"}],"limits_note":"Licensing counts raw installed capacity (pricing FAQ). A Swarm starts from three servers (marketplace listing, trade report) and each disk needs 1 CPU thread and 1 GB of RAM; the vendor positions Composer from 200 TB upward.","binding":"write-gated","binding_note":"the free tier is entered through a form that asks for a work email and a company name and the documentation describes access as invite-only; the 3 TB is also a licence on machines the user must supply","identity_cost":{"kind":"institution","detail":"The free-tier form asks for a work email, first name, last name, company name and country, then a required yes or no on whether the organisation uses more than 50 TB, with an optional phone number; no credit card is asked. The documentation says DS3 Composer is invite-only, with an emailed invitation to a pre-generated account, and that page was last updated on 22 February 2024. unverified: whether Cubbit approves an entry whose company is not a registered business; the form was read and not submitted.","country":null},"reliability_note":"no throttle, suspension or data-loss event is stated on the pages read; licence expiry and grace terms are in the customer contract, which is not public. unverified: what a Swarm does when the free-tier licence ends.","confidence":"documented","confidence_note":"every fact is quoted from Cubbit pages read on 2026-11-03; the free-tier form was read and not submitted, so the approval rule and the free tier's duration are not published and stay unverified.","evidence":[{"url":"https://www.cubbit.io/pricing","date":"2026-11-03","proved":"the pricing page offers a DS3 Composer free tier of 3 TB","capture":"sha256:c9fdc77e7e5b86f0eea90e76a2b7cbf786e9f21b60307061b916267be295b02f","quote":"Access DS3 Composer (3 TB free tier)"},{"url":"https://www.cubbit.io/pricing","date":"2026-11-03","proved":"DS3 Composer is free up to 3 TB","capture":"sha256:c9fdc77e7e5b86f0eea90e76a2b7cbf786e9f21b60307061b916267be295b02f","quote":"Up to 3 TB: free tier access"},{"url":"https://www.cubbit.io/pricing","date":"2026-11-03","proved":"from 3 to 10 TB the Composer rate is EUR 4.99 per TB per month","capture":"sha256:c9fdc77e7e5b86f0eea90e76a2b7cbf786e9f21b60307061b916267be295b02f","quote":"3-10 TB: personal-use rate (€4.99 / TB / month)"},{"url":"https://www.cubbit.io/pricing","date":"2026-11-03","proved":"the Composer free tier asks for no credit card","capture":"sha256:c9fdc77e7e5b86f0eea90e76a2b7cbf786e9f21b60307061b916267be295b02f","quote":"No credit card required"},{"url":"https://www.cubbit.io/pricing","date":"2026-11-03","proved":"the only duration on the pricing page, 30 days, is attached to the hosted DS3 Cloud demo; the Composer free tier carries none","capture":"sha256:c9fdc77e7e5b86f0eea90e76a2b7cbf786e9f21b60307061b916267be295b02f","quote":"Test-drive 1 TB of Cubbit DS3 Cloud in a demo environment for 30 days."},{"url":"https://www.cubbit.io/pricing","date":"2026-11-03","proved":"the vendor positions Composer from 200 TB upward","capture":"sha256:c9fdc77e7e5b86f0eea90e76a2b7cbf786e9f21b60307061b916267be295b02f","quote":"Ideal for PB-scale, starts from 200 TB."},{"url":"https://www.cubbit.io/pricing","date":"2026-11-03","proved":"Composer is software, a separate offer from hosted DS3 Cloud, with a managed or a self-hosted control plane","capture":"sha256:c9fdc77e7e5b86f0eea90e76a2b7cbf786e9f21b60307061b916267be295b02f","quote":"The software can be provided as a managed solution (SaaS) or self-hosted directly by the customer."},{"url":"https://www.cubbit.io/pricing","date":"2026-11-03","proved":"the storage nodes are set up by the user on machines the user chooses","capture":"sha256:c9fdc77e7e5b86f0eea90e76a2b7cbf786e9f21b60307061b916267be295b02f","quote":"You then have total freedom in choosing and setting up storage nodes — whether in the public cloud, on bare metal servers, or on your own hardware."},{"url":"https://www.cubbit.io/pricing","date":"2026-11-03","proved":"a storage node is a Linux machine running Cubbit's agents","capture":"sha256:c9fdc77e7e5b86f0eea90e76a2b7cbf786e9f21b60307061b916267be295b02f","quote":"A Cubbit node is a physical or virtual Linux machine running Cubbit’s agents for storage management and S3 access."},{"url":"https://www.cubbit.io/pricing","date":"2026-11-03","proved":"the data is stored on infrastructure the user chooses","capture":"sha256:c9fdc77e7e5b86f0eea90e76a2b7cbf786e9f21b60307061b916267be295b02f","quote":"You choose where to deploy the solution and store your data: your own infrastructure, or by accessing existing resources such as bare-metal or public cloud."},{"url":"https://www.cubbit.io/pricing","date":"2026-11-03","proved":"the flat rate carries no egress, deletion, replication or API charge","capture":"sha256:c9fdc77e7e5b86f0eea90e76a2b7cbf786e9f21b60307061b916267be295b02f","quote":"a single flat rate per TB/month with no extra fees — no charges for egress, deletion, bucket replication, or API calls."},{"url":"https://www.cubbit.io/lp/ai","date":"2026-11-03","proved":"the free tier is priced 0 EUR for up to 3 TB","capture":"sha256:548590e19775a0031d5c6cc5b0654b1819473addaefebeba980f7738a6a02bf6","quote":"0€ / Up to 3 TB"},{"url":"https://www.cubbit.io/lp/ai","date":"2026-11-03","proved":"the free tier is the entry of a scale of prices, stated with no duration","capture":"sha256:548590e19775a0031d5c6cc5b0654b1819473addaefebeba980f7738a6a02bf6","quote":"Start free. Transparent pricing as you scale."},{"url":"https://www.cubbit.io/lp/ai","date":"2026-11-03","proved":"the next step is EUR 4.99 per TB per month","capture":"sha256:548590e19775a0031d5c6cc5b0654b1819473addaefebeba980f7738a6a02bf6","quote":"Pay as you go 4.99€ / TB / month"},{"url":"https://www.cubbit.io/ds3-composer-trial","date":"2026-11-03","proved":"the free-tier form asks for a work email","capture":"sha256:f9940e893db910df7fbf0fb7ee78b83ab7cbae5b34e3e46a935e07c5d4ed1257","quote":"Work Email*"},{"url":"https://www.cubbit.io/ds3-composer-trial","date":"2026-11-03","proved":"the free-tier form requires a company name","capture":"sha256:f9940e893db910df7fbf0fb7ee78b83ab7cbae5b34e3e46a935e07c5d4ed1257","quote":"Company Name*"},{"url":"https://www.cubbit.io/ds3-composer-trial","date":"2026-11-03","proved":"the free-tier form requires an answer on organisation size","capture":"sha256:f9940e893db910df7fbf0fb7ee78b83ab7cbae5b34e3e46a935e07c5d4ed1257","quote":"Does your organization currently use more than 50 TB of storage?*"},{"url":"https://www.cubbit.io/ds3-composer-trial","date":"2026-11-03","proved":"a phone number field is on the form, not marked required","capture":"sha256:f9940e893db910df7fbf0fb7ee78b83ab7cbae5b34e3e46a935e07c5d4ed1257","quote":"Phone Number"},{"url":"https://www.cubbit.io/ds3-composer-trial","date":"2026-11-03","proved":"this form is the entry to the 3 TB free tier","capture":"sha256:f9940e893db910df7fbf0fb7ee78b83ab7cbae5b34e3e46a935e07c5d4ed1257","quote":"Activate 3 TB of DS3 Composer free tier"},{"url":"https://docs.cubbit.io/composer/getting-started/how-to-signup-to-ds3-composer","date":"2026-11-03","proved":"the documentation describes DS3 Composer access as invite-only","capture":"sha256:68372eb017ab3e998b3771f5233713d24591d61c557bf114d4a62edc3774f83e","quote":"Currently, DS3 Composer is invite-only."},{"url":"https://docs.cubbit.io/composer/getting-started/how-to-signup-to-ds3-composer","date":"2026-11-03","proved":"access is by an emailed invitation to a pre-generated account","capture":"sha256:68372eb017ab3e998b3771f5233713d24591d61c557bf114d4a62edc3774f83e","quote":"Invitations are sent via email, enabling recipients to reset the password for their pre-generated account."},{"url":"https://docs.cubbit.io/composer/getting-started/how-to-signup-to-ds3-composer","date":"2026-11-03","proved":"the invite-only page was last updated on 22 February 2024","capture":"sha256:68372eb017ab3e998b3771f5233713d24591d61c557bf114d4a62edc3774f83e","quote":"Last updated on Feb 22, 2024"},{"url":"https://docs.cubbit.io/composer/getting-started/what-is-ds3-composer","date":"2026-11-03","proved":"the Coordinator can be run by Cubbit","capture":"sha256:f3c56c1a7fc3f34b14b5eadb4d6b37b7548cd1651e9580c1ca0b093dfed2811a","quote":"Managed: Cubbit hosts and operates the Coordinator."},{"url":"https://docs.cubbit.io/composer/getting-started/what-is-ds3-composer","date":"2026-11-03","proved":"the Coordinator can instead be installed by the user under licence","capture":"sha256:f3c56c1a7fc3f34b14b5eadb4d6b37b7548cd1651e9580c1ca0b093dfed2811a","quote":"Self-hosted: The Coordinator is installed and managed by the user (under license), offering maximum control, data privacy, and sovereignty — ideal for sensitive or air-gapped environments."},{"url":"https://docs.cubbit.io/composer/getting-started/what-is-ds3-composer","date":"2026-11-03","proved":"the managed Coordinator is at composer.cubbit.eu","capture":"sha256:f3c56c1a7fc3f34b14b5eadb4d6b37b7548cd1651e9580c1ca0b093dfed2811a","quote":"The managed version of the Coordinator is available at composer.cubbit.eu."},{"url":"https://docs.cubbit.io/composer/getting-started/what-is-ds3-composer","date":"2026-11-03","proved":"the user connects the storage nodes to the Coordinator","capture":"sha256:f3c56c1a7fc3f34b14b5eadb4d6b37b7548cd1651e9580c1ca0b093dfed2811a","quote":"Operators manually connect nodes—physical or virtual—to the system, which can be distributed across multiple data centers or regions."},{"url":"https://docs.cubbit.io/composer/coordinator/what-is-the-coordinator","date":"2026-11-03","proved":"the Cubbit-run Coordinator holds no user data","capture":"sha256:2a5a807522ca0276ee62533872ec5d0477e408a33fa8af5047208289fd4ec278","quote":"It does not store user data and is compatible with zero-knowledge encryption modes."},{"url":"https://docs.cubbit.io/composer/swarms/hardware","date":"2026-11-03","proved":"each storage disk runs one Cubbit storage agent","capture":"sha256:830fecf46c72964b34f31dfc2755a5afdf270cf3ea82a90f20454c80364dea1e","quote":"In a DS3 Swarm, each disk is managed by a dedicated Storage Agent."},{"url":"https://docs.cubbit.io/composer/swarms/hardware","date":"2026-11-03","proved":"each disk needs 1 CPU thread","capture":"sha256:830fecf46c72964b34f31dfc2755a5afdf270cf3ea82a90f20454c80364dea1e","quote":"1 CPU thread"},{"url":"https://docs.cubbit.io/composer/swarms/hardware","date":"2026-11-03","proved":"each disk needs 1 GB of RAM","capture":"sha256:830fecf46c72964b34f31dfc2755a5afdf270cf3ea82a90f20454c80364dea1e","quote":"1 GB of RAM"},{"url":"https://docs.cubbit.io/composer/gateway/what-is-a-ds3-gateway","date":"2026-11-03","proved":"the gateway exposes the S3-compatible API","capture":"sha256:97ca36028ef7ce0806e7bb88c57f9a747551da65994c9770d23a63a5129b626a","quote":"It exposes an S3-compatible API to external applications and services, enabling seamless integration with standard tools like:"},{"url":"https://docs.cubbit.io/composer/gateway/what-is-a-ds3-gateway","date":"2026-11-03","proved":"the AWS CLI is a listed client of the gateway","capture":"sha256:97ca36028ef7ce0806e7bb88c57f9a747551da65994c9770d23a63a5129b626a","quote":"AWS CLI"},{"url":"https://docs.cubbit.io/composer/gateway/what-is-a-ds3-gateway","date":"2026-11-03","proved":"the per-tenant public gateway is run by Cubbit","capture":"sha256:97ca36028ef7ce0806e7bb88c57f9a747551da65994c9770d23a63a5129b626a","quote":"Managed by Cubbit"},{"url":"https://docs.cubbit.io/composer/gateway/what-is-a-ds3-gateway","date":"2026-11-03","proved":"a private gateway runs in the user's infrastructure","capture":"sha256:97ca36028ef7ce0806e7bb88c57f9a747551da65994c9770d23a63a5129b626a","quote":"Fully self-hosted in your infrastructure"},{"url":"https://docs.cubbit.io/composer/gateway/what-is-a-ds3-gateway","date":"2026-11-03","proved":"egress through the Cubbit-run public gateway is free for now and may change","capture":"sha256:97ca36028ef7ce0806e7bb88c57f9a747551da65994c9770d23a63a5129b626a","quote":"Please note: Although egress bandwidth from each Cubbit Public DS3 Gateway is currently free of charge, this policy may change in the near future."},{"url":"https://docs.cubbit.io/composer/gateway/how-to-install","date":"2026-11-03","proved":"a private gateway needs a Kubernetes cluster","capture":"sha256:69da181afd3e251595808e2528104847be6b6a407a647253a261acf8ef197997","quote":"Kubernetes cluster A conformant cluster (on-prem, cloud, or edge)."},{"url":"https://help.cubbit.io/pricing-faqs","date":"2026-11-03","proved":"Composer is licensed on raw capacity","capture":"sha256:f57121958cd75af64c869733a2a1e0f37f437eef630582e113766914cab676e4","quote":"We use raw capacity as the basis for licensing DS3 Composer to keep pricing simple and predictable."},{"url":"https://help.cubbit.io/pricing-faqs","date":"2026-11-03","proved":"the licence counts total installed storage","capture":"sha256:f57121958cd75af64c869733a2a1e0f37f437eef630582e113766914cab676e4","quote":"You’re charged based on the total installed storage, regardless of how it’s configured or used."},{"url":"https://help.cubbit.io/pricing-faqs","date":"2026-11-03","proved":"licence expiry and grace terms are in the customer contract","capture":"sha256:f57121958cd75af64c869733a2a1e0f37f437eef630582e113766914cab676e4","quote":"Please refer to your contract for details on renewal, grace periods, etc."},{"url":"https://www.scaleway.com/en/marketplace/catalog/cubbit/","date":"2026-11-03","proved":"a Swarm starts from three servers","capture":"sha256:c63c12400b717886532eebee8a223ceeca610728c0da4d39c7f940ef5113770e","quote":"Spin up a minimum of three bare metal cloud servers and start configuring a go-distributed cloud storage infrastructure through a user friendly Web UI in a few minutes."},{"url":"https://www.scaleway.com/en/marketplace/catalog/cubbit/","date":"2026-11-03","proved":"the marketplace listing labels the free tier a free trial and states no duration","capture":"sha256:c63c12400b717886532eebee8a223ceeca610728c0da4d39c7f940ef5113770e","quote":"Free trial"},{"url":"https://www.computerweekly.com/news/366560314/Cubbit-DS3-Composer-brings-DIY-cloud-to-object-storage-pool","date":"2026-11-03","proved":"a trade report gives three nodes as the minimum deployment","capture":"sha256:b24bfdce29c055b51ed1808f3ee4347c806f42afd733c4f073385bf3441a9ce8","quote":"Minimum node deployment is three, which allows for data to be sharded for resilience and security."},{"url":"https://docs.cubbit.io/guides/multipart-upload","date":"2026-11-03","proved":"the DS3 multipart-upload page lists a 5 TiB object maximum for Cubbit's S3 gateway","capture":"sha256:36b10d0b0e05b3126dd178059003c4f57bcfdf2c4c707a7ced85a4f254c3d3d9","quote":"Maximum object size5 TiB"}],"verdict":"fails-identity","verified_at":"2026-11-03T01:11:15.760Z","price_per_tb_month":null,"notes":"A separate offer from storage/cubbit-ds3-cloud, the hosted S3 trial. self_hosted is true: the 3 TB free tier licenses software, every stored byte sits on storage nodes the user installs and runs, and the Cubbit-run Coordinator is a control plane that holds no user data. Third-party listings call the free tier a free trial; no Cubbit page states a duration for it.","self_hosted":true},"claims":[{"path":"$.free_tier","kind":"has-free-tier","num":1,"unit":null,"per":null,"currency":null,"usd":null,"fx_date":null,"parse":"ok"},{"path":"$.free_tier.stated","kind":"free-quota","num":3,"unit":"TB","per":null,"currency":null,"usd":null,"fx_date":null,"parse":"ok"},{"path":"$.limits[0].value","kind":"limit:volume-quota","num":3,"unit":"TB","per":null,"currency":null,"usd":null,"fx_date":null,"parse":"ok"},{"path":"$.limits[1].value","kind":"limit:write-gated","num":null,"unit":null,"per":null,"currency":null,"usd":null,"fx_date":null,"parse":"unparsed"}],"unknown":[],"history":[],"drift":[]}