CCS develops tools exclusively for the Microchip PIC MCU. CCS is also a leading provider of electronic engineering services for embedded software development and hardware design. Embedded Development Tools – CCS
Purdy Electronics – Electronic Components for OEM http://www.purdyelectronics.com/ Provides electronic components to OEMs. Includes liquid crystal displays (LCD), light emitting diodes (LED), fans and blowers, switches, and fiber optic components.
After the DMM and Logic Probe we have DC Power supply as an Essential Workbench Instrument for the Electronics Aspirant. Hobby or Engineering; we need tools to get the job
The WEBENCH environment provides the end-to-end design and prototyping tools you need to create power supplies or DC-DC Converters that meet your design requirements. WEBENCH Power Designer and Architect https://www.ti.com/design-resources/design-tools-simulation/webench-power-designer.html
None of this is specific to a particular microcontroller or family of microcontrollers; it applies equally well to PICs or AVRs or 8051s or any other processor. Check the datasheet