Fermyon Wasm Functions vs Fly.io
Compare Service Types, Runtimes, Execution Limits, Compliance, Regions and Alternatives
Features
Fermyon Wasm Functions
Category
Hosted
FaaS
Compute
N/A
CaaS
DBaaS
KV Store
PaaS
Edge
API Gateway
Fly.io
Category
Hosted
N/A
FaaS
N/A
Compute
CaaS
DBaaS
KV Store
N/A
PaaS
Edge
N/A
API Gateway
Fermyon Wasm Functions
Container Deployment
Docker
Docker Private Registry
Kubernetes
Managed Kubernetes
Fly.io
Container Deployment
Docker
Docker Private Registry
Kubernetes
Managed Kubernetes
Fermyon Wasm Functions
Supported Runtimes
.NET
AssemblyScript
C#
C++
Crystal
Deno
Elixir
Go
Grain
Java
JavaScript
Kotlin
PHP
Python
Ruby
Rust
Swift
TypeScript
Wasm
Zig
Fly.io
Supported Runtimes
.NET
AssemblyScript
C#
C++
Crystal
Deno
Elixir
Go
Grain
Java
JavaScript
Kotlin
PHP
Python
Ruby
Rust
Swift
TypeScript
Wasm
Zig
Fermyon Wasm Functions
Execution Limits and Resource Quotas
Min. Memory
N/A
Max. Memory
N/A
Default Timeout
N/A
Max. Timeout
N/A
Request Payload
N/A
Response Payload
N/A
Fly.io
Execution Limits and Resource Quotas
Min. Memory
256 MB
Max. Memory
32 GB
Default Timeout
60 s
Max. Timeout
5 min
Request Payload
200 KB
Response Payload
∞
Fermyon Wasm Functions
Compliance
BAA
DPA
GDPR
HIPAA
PHIPA
SOC2
Fly.io
Compliance
BAA
DPA
GDPR
HIPAA
PHIPA
SOC2
Fermyon Wasm Functions
Regional Availability
Deployment Scope
N/A
Regions
N/A
Points of Presence
N/A
Fly.io
Regional Availability
Deployment Scope
Regional + Global
Regions
NA, LATAM, EU, MEA, APAC
Points of Presence
16, 5, 8, 1, 5
Alternatives are matched by platform types, use cases, programming languages and deployment options





