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Top 8 C++ Atmel Projects
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Marlin
Marlin is a firmware for RepRap 3D printers optimized for both 8 and 32 bit microcontrollers. Marlin supports all common platforms. Many commercial 3D printers come with Marlin installed. Check with your vendor if you need source code for your specific machine.
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InfluxDB
InfluxDB – Built for High-Performance Time Series Workloads. InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.
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MiniCore
Arduino hardware package for ATmega8, ATmega48, ATmega88, ATmega168, ATmega328 and ATmega328PB
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MightyCore
Arduino hardware package for ATmega1284, ATmega644, ATmega324, ATmega324PB, ATmega164, ATmega32, ATmega16 and ATmega8535
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ADVi3pp
ADVi3++, an alternative and better firmware for Wanhao i3 Plus printers and clones. Fork of Marlin Firmware.
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Marlin
Marlin is an optimized firmware for RepRap 3D printers based on the Arduino platform. | Many commercial 3D printers come with Marlin installed. Check with your vendor if you need source code for your specific machine. (by thisiskeithb)
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Stream
Stream - Scalable APIs for Chat, Feeds, Moderation, & Video. Stream helps developers build engaging apps that scale to millions with performant and flexible Chat, Feeds, Moderation, and Video APIs and SDKs powered by a global edge network and enterprise-grade infrastructure.
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NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).
C++ Atmel discussion
C++ Atmel related posts
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Barebone ATmega328 project at 8Mhz
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Arduino Uno Bootloader flash Issues
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Impossible to program barebones Arduino (ATMega328) with Apple Silicon computer?
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definitive guide on programming the SMD ATmega328 or ATmega32u4?
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Fast Led Multiple Colour Pallets in a State Machine
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Having trouble communicating with a CP2102 IC on a custom board. Simplicity Studio says it is not recognised properly even though it does show up. Tried replacing drivers with Zadig, no change. Perhaps the schematic is wrong?
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I need a push...ATMEGA1284P
- A note from our sponsor - Stream getstream.io | 23 Dec 2025
Index
What are some of the best open-source Atmel projects in C++? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | Marlin | 17,192 |
| 2 | MiniCore | 1,100 |
| 3 | MightyCore | 693 |
| 4 | MicroCore | 597 |
| 5 | ADVi3pp | 253 |
| 6 | Bloom | 82 |
| 7 | Marlin | 41 |
| 8 | eeprom-programmer | 10 |
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