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wtf is neongen?

licenser/neongen — explained in plain English

Analysis updated 2026-07-17 · repo last pushed 2019-08-27

★ 1RustAudience · developerComplexity · 4/5DormantSetup · hard

TL;DR

Neongen is a Rust code generator that produces optimized ARM NEON instructions, saving developers from hand-writing low-level parallel processing code.

Mindmap

mindmap
  root((repo))
    What it does
      Generates NEON code
      Wraps it in Rust
      Speeds up ARM hardware
      Avoids manual low-level code
    Tech stack
      Rust
      ARM NEON
    Use cases
      Mobile apps
      IoT devices
      Image processing
      Audio manipulation
    Audience
      Rust developers
    Notes
      README is empty
      Limited documentation

Code map

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filefunction / class

Why would anyone build with this?

REASON 1

Generate fast ARM NEON instructions for a performance-critical Rust mobile app.

REASON 2

Speed up image or audio processing tasks on ARM-based IoT devices.

REASON 3

Avoid hand-writing error-prone low-level NEON assembly for math-heavy computations.

REASON 4

Accelerate Rust code running on ARM servers without manually tuning instructions.

What's in the stack?

RustARM NEON

How it stacks up

licenser/neongenabc3dz/mixxxabyo-software/ferro-stash
Stars111
LanguageRustRustRust
Last pushed2019-08-27——
MaintenanceDormant——
Setup difficultyhardmoderatemoderate
Complexity4/52/54/5
Audiencedevelopergeneralops devops

Figures from each repo's GitHub metadata at analysis time.

How do you spin it up?

Difficulty · hard Time to first run · 1day+

README is empty, usage and examples are undocumented, requiring source code exploration.

Yoink these prompts

Prompt 1
Explain what ARM NEON code this Rust generator would produce for a simple math operation.
Prompt 2
Help me figure out how to call this neongen tool given its empty README.
Prompt 3
Show me an example of Rust code that uses NEON instructions for image processing.
Prompt 4
Walk me through why NEON acceleration matters for performance-critical ARM applications.

Frequently asked questions

wtf is neongen?

Neongen is a Rust code generator that produces optimized ARM NEON instructions, saving developers from hand-writing low-level parallel processing code.

What language is neongen written in?

Mainly Rust. The stack also includes Rust, ARM NEON.

Is neongen actively maintained?

Dormant — no commits in 2+ years (last push 2019-08-27).

How hard is neongen to set up?

Setup difficulty is rated hard, with roughly 1day+ to a first successful run.

Who is neongen for?

Mainly developer.

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