自分が分からなくなってきたので調べてみました。

そしたらたくさん出てくる。

とりあえず名前だけ一覧にしてみました。

内容については参考にしたページを見てください。

参考ページ：

SaaS、PaaS、IaaS？◯aaSで終わる用語について解説 (saasus.io)
「◯aaS」とは？PaaSやMaaSなどの種類を分かりやすく解説 (levtech.jp)

一覧：

SaaS : Software as a Service
FaaS : Function as a Service
FaaS : Framework as a Service
PaaS : Platform as a Service
CaaS : Containers as a Service
IaaS : Infrastructure as a Service
DaaS : Desktop as a Service
DaaS : Data as a Service
BaaS : Backend as a Service
mBaaS : mobile Backend as a Service
BaaS : Banking as a Service
DBaaS : Database as a Service
iPaaS : Integration Platform as a Service
aPaas : Application Platform as a Service
HaaS : Hardware as a Service
TaaS : Storage as a Service
MaaS : Mobility as a Service
TaaS : Testing as a Service
SECaaS : Security as a Service
UCaaS : Unified Communications as a Service
IDaaS : Identity as a Service
DRaaS : Disaster Recovery as a Service
GaaS : Games as a Service
NaaS : Network as a Service
BDaaS : Big Data as a Service
AIaaS : Artificial Intelligence as a Service
APIaaS : API as a Service
RPAaaS : Robotic Process Automation as a Service
GRCaaS : Governance, Risk, and Compliance as a Service
IoTaaS : IoT as a Service
RaaS : Robotics as a Service
VaaS : Video as a Service
SCMaaS : Supply Chain Management as a Service
MLaaS : Machine Learning as a Service

34種類もあるんですね・・・。

具体的なサービスも調べてみたいところ。