Current Status

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Latest versions


Component Version
Core 2.0.029 (Beetroot release)
FPC 3.1.1 revision 32846
Lazarus 1.6RC1

Please note: Unless otherwise stated the information contained in the tables below applies to all supported platforms.

Tested versions


Platform Version
Raspberry Pi firmware (All models) Revision 59B7FC60 (14 September 2017)
QEMU 2.9.94 (24 August 2017)

The versions shown here are the latest that have been tested and confirmed to work, if you experience problems using releases later than those listed please test with the version shown before reporting an issue.

RTL support


Unit Status Priority Effort Notes Documentation
System Complete Some non relevant features not implemented Free Pascal documentation
SysUtils Complete Some non relevant features not implemented Free Pascal documentation
Classes Complete Free Pascal documentation
Crt Complete Free Pascal documentation
Dos Complete Free Pascal documentation
Objpas Complete Free Pascal documentation
Iso7185 Complete Not tested
Extpas Complete Not tested
Strings Complete Free Pascal documentation
Math Complete Many functions not tested Free Pascal documentation
Fgl Complete Free Pascal documentation
Macpas Complete Not tested
Typinfo Complete Free Pascal documentation
Types Complete Free Pascal documentation
RtlConsts Complete
Getopts Complete Not tested Free Pascal documentation
Lineinfo Complete Not tested Free Pascal documentation
Ctypes Complete Free Pascal documentation
Charset Complete Not tested Free Pascal documentation
Character Complete Not tested Free Pascal documentation
Fpwidestring Complete Not tested Free Pascal documentation
Unicodedata Complete Limited testing Free Pascal documentation
Unicodenumtable Complete Limited testing
Uuchar Complete
Softfpu Incomplete Low Moderate
Ufloat128 Incomplete Low Minor
Heaptrc Incomplete Medium Unknown Unknown if this can be made to work with HeapManager Free Pascal documentation
Exeinfo Complete Not tested Free Pascal documentation

Package support


Package Status Priority Effort Notes Documentation
Bzip2 Complete Limited testing
Chm Complete Limited testing Free Pascal wiki
Fastcgi Complete Limited testing
Fcl-base Complete Limited testing Free Pascal wiki
Fcl-db Complete Limited testing, includes driver for SQLite3 Free Pascal documentation
Fcl-extra Complete Limited testing Free Pascal wiki
Fcl-fpcunit Complete Limited testing Free Pascal wiki
Fcl-image Complete Includes FreeType2 (True Type Font) support Free Pascal wiki
Fcl-js Complete Limited testing
Fcl-json Complete Limited testing Free Pascal documentation
Fcl-net Complete Limited testing Free Pascal wiki
Fcl-passrc Complete Limited testing Free Pascal wiki
Fcl-process Complete Dummy only Free Pascal documentation
Fcl-registry Complete Limited testing Free Pascal wiki
Fcl-res Complete Limited testing Free Pascal wiki
Fcl-sdo Complete Limited testing
Fcl-sound Complete Limited testing
Fcl-stl Complete Limited testing
Fcl-web Complete Limited testing Free Pascal wiki
Fcl-xml Complete Limited testing Free Pascal wiki
Fpmkunit Complete Limited testing
FV (FreeVision) Complete Free Pascal wiki
Hash Complete Limited testing Free Pascal wiki
Hermes Complete Not tested Free Pascal wiki
Libtar Complete Limited testing Free Pascal documentation
OpenGLES Complete
Pasjpeg Complete Limited testing
Paszlib Complete Limited testing Free Pascal wiki
Regexpr Complete Limited testing Free Pascal wiki
Rtl-console Complete
Rtl-extra Complete Limited testing
Rtl-objpas Complete Limited testing
Rtl-unicode Complete Limited testing
Sqlite Complete Free Pascal wiki
Symbolic Complete Not tested
Unzip Complete Limited testing Free Pascal wiki
All others Incomplete Unknown Unknown Most require libraries or platform specific features

Feature support


Feature Status Priority Effort Notes Unit
Heap Complete HeapManager
Threads Complete Threads
Spin locks Complete Threads
Mutexes Complete Threads
Semaphores Complete Threads
Critical sections Complete Threads
Events Complete Threads
Condition variables Complete Threads
Completion objects Complete Threads
Synchronizers Complete Synchronizer is a multi reader single writer lock Threads
Thread messages Complete Threads
Messageslots Complete Threads
Mailslots Complete Threads
Buffers Complete Threads
Thread variables Complete Threads
Thread lists Complete Threads
Thread queues Complete Threads
TLS indexes Complete Threads
Exceptions Complete Threads
Timers Complete Threads
Workers Complete Threads
Clock Complete Platform
Timezones Complete Timezone
Interrupt IRQ Complete Platform
Interrupt FIQ Complete Platform
System calls (SWI) Complete Requires update of handler to support new model Platform
Page tables Complete Platform
Vector tables Complete Platform
Shutdown restart Complete Requires an interface to register shutdown handlers Platform
Devices Complete Devices
Console Complete Provides multiple text mode console windows including bitmap font and scrolling support Console
Fonts Complete Selection of fonts available plus font tools Font
Graphics console Complete Provides graphics mode console windows with pixel image and DMA rendering support GraphicsConsole
Keyboard Complete Keyboard
Mouse Complete Mouse
Touch Complete Needs correct handling of scaling and calibration Touch
Keymaps Complete Keymaps included for US English, German, Spanish, French, UK English and US International Keymap
Code Pages Implemented Medium Moderate Functional but requires additional work Locale
Unicode Implemented Medium Moderate Functional but requires additional work Unicode
Locales Incomplete Medium Moderate Some initial support APIs completed Locale
Cryptography In progress High Moderate Crypto
Static C libraries Complete Includes Ultibo specific builds of libc.a and libm.a Syscalls
Static C++ libraries In progress High Moderate Syscalls
POSIX threads Complete Includes threads, mutexes, synchronization, condition variables and POSIX semaphores Syscalls
Dynamic libraries In progress High Moderate Includes support for loading .so and .dll files at run time
Debugging Incomplete High Moderate Source level debugging support via QEMU

Device support


The table below refers to generic support for the device protocol and functionality, for specific details of supported hardware devices please see the Supported Hardware page.

Device Status Priority Effort Notes Unit
AHCI Incomplete Medium Moderate
ATAOE Incomplete Low Moderate
ATAPI Incomplete Medium Moderate
Bluetooth Incomplete Medium Major
Clock Complete Multiple clock source drivers included Platform
DAB Incomplete Low Major
DMA Complete DMA
DVB Incomplete Low Major
EHCI Incomplete Medium Moderate
Framebuffer Complete Framebuffer
GPIO Complete GPIO
HDMI CEC Incomplete Medium Unknown CEC (Consumer Electronics Control) over HDMI. Seems to require support of the VideoCore IV GPU.
1-Wire Incomplete Medium Moderate
I2C Complete I2C
I2S Incomplete Medium Moderate
iSCSI Incomplete Low Moderate
MMC/SD Complete Requires support for eMMC and SDIO MMC
PWM Complete PWM
RTC Complete Driver available for DS1307 chip RTC
Serial Complete Serial
SPI Complete SPI
Counters (Timers) Complete Driver included for ARM timer on all Raspberry Pi models Devices
TFT LCD Complete Drivers included for HX8357D and ILI9340 based SPI displays TFT Framebuffer
UART Complete UART
USB Complete Isochronous transfers not supported yet USB
USB Hubs Complete USB
USB Keyboard Complete Keyboard
USB Mouse Complete Mouse
USB Storage Complete Storage
USB CDC (Serial) Complete USBCDCACM
USB Firmware (DFU) Incomplete Medium Moderate
USB Audio Incomplete Medium Moderate
USB Video Incomplete Medium Moderate
VideoCore IV GPU Complete VC4
XHCI Incomplete Medium Major

Filesystem support


Device Status Priority Effort Notes Unit
CDFS Complete Includes write support for creating ISO images CDFS
CIFS Incomplete Medium Moderate
EXTFS Incomplete Medium Major
FATFS Complete Includes FAT12/16/32 and long file name support FATFS
NFS Incomplete Medium Moderate
NTFS Complete NTFS
RAMDisk Complete VirtualDisk

Networking support


Device Status Priority Effort Notes Unit
ARP Complete ARP
DHCP Complete DHCP
DNS Complete DNS
FTP Incomplete Medium Moderate
HTTP Complete HTTP
ICMP Complete ICMP
ICMPv6 Incomplete Medium Moderate
IGMP Incomplete Medium Moderate
IMAP4 Complete IMAP4
IP Complete IP
IPv6 Incomplete Medium Moderate
LDAP Incomplete Medium Moderate
POP3 Complete POP3
NTP Complete Services
SIP Incomplete Low Moderate
SMTP Complete SMTP
SSH Incomplete Medium Moderate Requires Crypto support
SYSLOG Complete Services
TCP Complete TCP
Telnet Complete Services
UDP Complete UDP
WiFi Incomplete High Major