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APIs · head to head

Directus vs Mambu

Directus logo

Directus

APIs

Open-source data platform providing REST and GraphQL APIs

From
Free
Rated
-
Mambu logo

Mambu

APIs

Composable cloud core banking platform used by banks, lenders and fintechs in 65-plus countries

From
On request
Rated
-

The short version

  • Only Directus has a free tier, so it costs nothing to try first.
  • Each has a real cost: Directus free permissive use of the self hosted product is limited to organisations under $5M annual revenue with fewer than 50 employees, so crossing either threshold turns a free dependency into a paid licence; Mambu pricing is entirely unpublished, and as subscription and usage-based fees scale with a bank's book of business, total cost at scale is hard to forecast before a detailed vendor conversation.
  • They diverge on capability: Directus covers REST API, Mambu covers Composable engine architecture.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which Directus and Mambu actually diverge.

Attributes where Directus and Mambu differ
AttributeDirectusMambu
Starting priceFreeOn request
Pricing modelopen-sourcequote
Free tierYesNo
PlatformsNode.js, Cloud, Self-hosted, DockerWeb, API
Founded2014Unknown

Identical on both: user rating (Not yet rated), category (APIs).

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 Directus

  • REST API
  • GraphQL API
  • Database management
  • PostgreSQL
  • MySQL
  • SQLite
  • Webhooks
  • Node.js support

Only in Mambu

  • Composable engine architecture
  • Deposits and lending core
  • Cloud-native SaaS delivery
  • Marketplace of connectors
  • Multi-country regulatory support
  • API-first orchestration

What people use each for

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

Directus

  • Wrapping an existing SQL database in a REST and GraphQL API with an admin interfacenot Mambu
  • Running a self hosted headless CMS over a schema you already ownnot Mambu

Mambu

  • A digital-first challenger bank wanting a cloud-native core without building banking infrastructure from scratchnot Directus
  • A lender needing configurable loan product engines to launch new credit products fasternot Directus
  • An established bank doing incremental core modernisation rather than a full monolithic core replacementnot Directus
  • A fintech in an emerging or regulated market needing pre-built compliance configuration across many jurisdictionsnot Directus

Where each one falls short

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

Directus

  • Free permissive use of the self hosted product is limited to organisations under $5M annual revenue with fewer than 50 employees, so crossing either threshold turns a free dependency into a paid licence
  • The free Core tier is a hard limit of 3 seats, 25 collections and 5 flows
  • The Team plan is $499 a month billed annually, or $599 monthly, with extra seats at $50 each
  • Team caps collections at 50, expandable to 100, and flows at 20

Mambu

  • Pricing is entirely unpublished, and as subscription and usage-based fees scale with a bank's book of business, total cost at scale is hard to forecast before a detailed vendor conversation.
  • A core banking implementation is a multi-year, high-switching-cost commitment regardless of vendor, and Mambu is no exception; a wrong initial configuration choice is expensive to unwind.
  • Composability is a genuine strength but also means more integration and configuration decisions fall to the bank's own team or system integrator, versus a more opinionated, less flexible fixed-core alternative.
  • As cloud-hosted core banking infrastructure, a bank is trusting Mambu's own uptime and security posture for its most business-critical system, concentrating operational risk in one vendor relationship.
  • Newer entrants such as Thought Machine and 10x Banking compete directly on similar composable positioning, so Mambu's tenure advantage is real but narrowing as competitors mature.

Pricing, plan by plan

Directus

Free
  • CommunityFree
    • Self-hosted Directus
    • Community support
  • Cloud$25/monthly
    • Managed cloud
    • Automatic updates
    • Backups

Mambu

On request
  • Mambu$undefined/year
    • Subscription pricing, structured by modules and usage
    • Exact rates not published, custom quote required

Which should you pick?

Choose Directus if

  • You need rest api.
  • You want to start without paying.
  • You work on Node.js, Cloud, Self-hosted, Docker.
  • You also want graphql api.

Choose Mambu if

  • You need composable engine architecture.
  • You work on Web, API.
  • You also want deposits and lending core.

Questions people ask

Is Directus or Mambu better?
Neither clearly leads. Directus starts at Free and Mambu at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Directus or Mambu?
Directus has a free tier; the other does not. Paid plans start at Free for Directus and On request for Mambu.
Does Directus or Mambu run on more platforms?
Directus runs on Node.js, Cloud, Self-hosted, Docker. Mambu runs on Web, API.
Can I use Directus for free?
Yes. Directus has a free tier, so you can try it without paying. Mambu starts at On request.
What is Directus best used for?
Directus is most often used for wrapping an existing sql database in a rest and graphql api with an admin interface, running a self hosted headless cms over a schema you already own. Of those, wrapping an existing sql database in a rest and graphql api with an admin interface and running a self hosted headless cms over a schema you already own are not what Mambu is typically brought in for.
What can Directus do that Mambu cannot?
Directus covers REST API, GraphQL API, Database management, PostgreSQL. Mambu covers Composable engine architecture, Deposits and lending core, Cloud-native SaaS delivery, Marketplace of connectors.

Answered from the vendors’ own pages

Directus: What is Directus's pricing?

Directus Core is free and self-hosted. The Team tier costs $499/month (annual) or $599/month (rolling), including 10 user seats and cloud hosting at $99/month additional. Enterprise plans have custom pricing. Additional seats cost $50/month each.

Source
Mambu: Is Mambu on-premise or cloud?

Cloud-native SaaS delivery, not an on-premise installation.

Directus: Can I use Directus for free?

Yes, Directus Core is completely free with 3 user seats, 25 Collections, 5 Flows, AI Assistant, and Advanced RBAC. Self-hosting is available at no cost.

Source
Mambu: Does it publish pricing?

No, pricing is subscription-based, structured by modules and usage, but not published publicly.

Directus: How many user seats does each Directus tier include?

Core includes 3 user seats, Team includes 10 SSO seats, and Enterprise includes custom SSO seat counts. Additional Team seats cost $50/seat per month.

Source
Mambu: How many countries does it operate in?

It is used by banks, lenders and fintechs across more than 65 countries.

Directus: What happens to my monthly Directus plan if I switch?

Monthly plans are grandfathered for six months after switching, and annual plans are honored until renewal. Self-hosted licenses are handled case-by-case at renewal.

Source
Directus: Is there a free trial for Directus?

No trial period is mentioned. Users can start with the free Core tier immediately without a credit card.

Source
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