Fat32lib

A portable FAT file system stack for embedded devices.

Features

Written in 100% portable C89 code
Synchronous and asynchronous (non-blocking) IO
Buffered and unbuffered IO
Extensible drive manager (can be extended to interface with other file systems)
FAT12/16/32 drive formatting support
SPI driver for SD cards (for Microchip's PIC33 but should be easy to port)
Driver supports any SD card size
Multi-threading support
Multiple volumes/partitions can be mounted at once
Automatic volume mounting (when SD card or other device is inserted)
Long filenames support (can be disabled at compile-time)
Several memory management options
Easy to use API
Released under GPL v3. Commercial licenses also available (contact support@fernansoft.com for info)

Project Samples

Project Activity

See All Activity >

Follow Fat32lib

Fat32lib Web Site

Other Useful Business Software

Find Hidden Risks in Windows Task Scheduler

Free diagnostic script reveals configuration issues, error patterns, and security risks. Instant HTML report.

Windows Task Scheduler might be hiding critical failures. Download the free JAMS diagnostic tool to uncover problems before they impact production—get a color-coded risk report with clear remediation steps in minutes.

Download Free Tool

Rate This Project

User Reviews

Be the first to post a review of Fat32lib!

Additional Project Details

Registered

2013-12-09

Similar Business Software

Parasoft

Parasoft helps organizations continuously deliver high-quality software with its AI-powered software testing platform and automated test solutions. Supporting embedded and enterprise markets, Parasoft’s proven technologies reduce the time, effort, and cost of delivering secure, reliable, and...

See Software
Keeper Security

Keeper Security is transforming the way people and organizations around the world secure their passwords and passkeys, secrets and confidential information. Keeper’s easy-to-use cybersecurity platform is built on a foundation of zero-trust and zero-knowledge security to protect every user on...

See Software
Grafana

Grafana Labs provides an open and composable observability stack built around Grafana, the leading open source technology for dashboards and visualization. Recognized as a 2025 Gartner® Magic Quadrant™ Leader for Observability Platforms and positioned furthest to the right for Completeness of...

See Software
FusionAuth

FusionAuth is a modern, developer-focused identity and access management platform built to give you full control over your authentication stack. Whether you’re building a startup app or managing enterprise-scale infrastructure, FusionAuth delivers all the must-have features — from login and SSO...

See Software
ManageEngine Endpoint Central

ManageEngine Endpoint Central is built to secure the digital workplace while also giving IT teams complete control over their enterprise endpoints. It delivers a security-first approach by combining advanced endpoint protection with comprehensive management, allowing IT teams to manage the...

See Software
Synchredible

Synchredible allows users to easily synchronize, copy, and backup individual folders or entire drives with just one click. Our intuitive assistant guides you through defining tasks that can be scheduled, triggered by changes (real-time monitoring), or executed when connecting an external storage...

See Software