CAN controllers are still implementing mostly classical CAN. Manufacturers already having CAN FD implementations are marked with a happy smiley (mostly based on rumor).

• Allwinner
• ALTERA
• Analog Devices
• Arasan
• ATMEL … will be soon part of Microchip? … is Microchip since April 2016
• Bosch
• CAST / IPMS
• Cypress Cypress is now Infineon
• DCD Digital Core Design
• ESD
• Espressif
• Freescale (is still NXP, but soon Qualcomm)
  • FlexCAN
  • MSCAN
• Fujitsu
• GigaDevice
• Cobham
• Gridconnect
• Hilscher
• HMS
• Holt Integrated Circuits
• Hynix
• IFI
• Inicore
• Infineon
• Intel
• Luminary (is now Texas Instruments)
• Microchip
• Micronas
• Microsemi
• NEC
• Nuvoton
• NXP
• Octavo Systems
• OKI
• PEAK-System
• Profichip
• Renesas
• Samsung
• Scaleo
• SiLabs
• Spansion (was Fujitsu before 2013 and is now, 2015, Cypress)
• ST Microelectronics
• Texas Instruments
• Toshiba
• Xilinx
• Xmos

Kvaser has a very big collection of available controller and transceiver too.

Read more about CAN certified chips.

Discussion about Small Chips, which means CAN controllers or micros in a small housing.

Companies providing CAN IPs. Most of them can be used to be implemented in FPGAs. Not all are licensed but only used in the companies own products.

• Arasan
• Bosch
• CAST / IPMS
• CTU CAN FD
• DCD
• ESD
• IFI
• Inicore
• Kvaser
• PEAK-System
• Silvaco
• Xilinx