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sp.h
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Ssp.h logo

sp.h

spader.zone·Infrastructure

sp.h is an open-source, single-header standard library for the C programming language. It offers portable primitives, minimal libc dependency, and a modern approach to C development. Designed for developers seeking a robust and portable C library.

Open Source
WebCLISelf-hosted
S
sp.h preview
Visit spader.zone↗

Overview

5 features

In the Frameworks & SDKs space, sp.h takes a focused approach. It focuses on providing a modern, portable, and high-quality standard library for C developers without relying on libc. sp.h is an open-source project aimed at C developers. The project is open source (Open Source). It runs on the web and the command line, and it can be self-hosted.

sp.h first shipped in 2026. Among its 5 catalogued features are standard library, syscall primitives, and no libc dependency.

  • ✓Standard library
  • ✓Syscall primitives
  • ✓No libc dependency
  • ✓Portable C99
  • ✓Example programs

Tags

c-standard-libraryheader-onlyportable-c

Built with & integrations

Hosting
cloudflare
Runs on
BrowserCLISelf-hosted

Trust & compliance

LicenseOpen Source
Verified signals
✓ HTTPS✓ Open Source✓ Free tier

Recent events

Latest indexed changes and source events

  1. IndexedJun 28, 8:54 AM

    Sp.h is the standard library that C deserves verified by the PulseGate indexer

    Source: PulseGate indexerOpen ↗

Frequently asked questions about sp.h

What is sp.h?
Sp.h focuses on providing a modern, portable, and high-quality standard library for C developers without relying on libc. It is catalogued under Frameworks & SDKs on PulseGate.
Who should use sp.h?
sp.h is an open-source project built for C developers.
Does sp.h have a free plan?
Yes — sp.h is open source under the Open Source license and free to use.
What platforms does sp.h run on?
sp.h runs on the web and the command line. It can also be self-hosted.
Is sp.h still active?
PulseGate's liveness checks currently classify sp.h as active.
What tools are similar to sp.h?
Similar tools tracked by PulseGate include spm-cli, SPHW Pin, and hpackage.spm-cliSPHW Pinhpackage
How long has sp.h been around?
sp.h first shipped in 2026.
Is sp.h open source?
Yes — sp.h is open source under the Open Source license.

At a glance

Pricing
Open Source
Platforms
Web
Languages
English
License
Open Source
First seen
Jun 24, 2026
Activity
🟢 Active
Status
🟢 Active
Built for
C developers
Model
Open source
Solves
Providing a modern, portable, and high-quality standard library for C developers without relying on libc.

Developer

Unknown

Live coverage

Confidence
Medium · 68
Indexed
Jun 28, 2026
Lifecycle
Alive
Activity
Active
First seen
Jun 2026
Last seen
1mo ago
Identity audit (9)
Entity ID
cmqxk07hz4wjiu8ctfhxnw0nk
Slug
sp-h-is-the-standard-library-that-c-deserves-spader-zone
Verification state
Indexed for public listing
Claim / listing state
Unclaimed · listed: yes
Index status
Included in index
Latest evidence snapshot
Jun 28, 2026
Timeline basis
Indexed-at chronology (no inferred launch/funding milestones).
Last updated
Jun 28, 2026
Canonical URL
https://spader.zone/sp

Similar apps

Other apps tracked under the same category.

  • spm-cli
    pypi.org
  • SPHW Pin
    sphw.de
  • hpackage
    pypi.org
  • hspylib-setman
    pypi.org
  • aps-common-libraries
    pypi.org
  • HSPS
    google.com