High-Performance C Libraries

C Development
At The
Speed of Light

Rapid, reliable, and secure C libraries engineered for applications where performance isn't optional — real-time data processing, embedded systems, and mission-critical infrastructure.

Licensing Information Explore the Library
C
Pure C Library
RT
Real-Time Capable
SD
South Dakota Corp

Built for Engineers Who Can't Afford to Fail

LightSpeed Development, Ltd is a South Dakota corporation specializing in high-performance C development libraries. We exist for one reason: to give developers building real-time, latency-critical, and mission-sensitive applications a foundation they can trust.

Our flagship library accelerates development cycles without sacrificing the reliability and security that demanding deployments require. When you're building on bare metal, in embedded environments, or at the edge of processing capability, you need code you can bet on.

/* LightSpeed Dev Library — v3 */ /* High-performance C runtime */ #include "lsdev.h" ls_ctx_t *ctx = ls_init(LS_REALTIME); if (ls_pipeline_attach(ctx, &cfg)) { ls_run(ctx); /* non-blocking */ } /* Reliable. Secure. Fast. */

One Library.
Every Advantage.

Our C development library is purpose-built for applications where performance is the product. Four core capabilities, zero compromises.

Rapid Performance Optimization

Purpose-tuned internals that extract maximum throughput from your hardware from day one.

01
Accelerated Development

Pre-built, battle-tested primitives compress your development cycle without cutting corners.

02
Enhanced Security

Security-conscious design patterns baked in at the architecture level, not bolted on after.

03
Real-Time Data Processing

Deterministic timing characteristics that hold up under load in the hardest real-time environments.

04

Royalty-Based Licensing

We license exclusively on a royalty percentage basis — aligned with your success, not charged upfront. Our model keeps source protected and ensures both parties are invested in the same outcome.

Royalty percentage is calculated on gross sales of products built using the LightSpeed library. Terms are negotiated per engagement. Contact us to discuss your application.
License Model
Royalty Percentage
  • Percentage based on gross sales of products using the library
  • Closed-source library — binary distribution only
  • No source code licensing available
  • Terms negotiated per engagement

Ready to Build
Faster?

For licensing inquiries, technical questions, or to discuss how LightSpeed fits your application — reach out directly.