Blog
Published on 2026-08-26
Long time no see: open source developers meetup, August 30, 3 PM
Long time no see! An open source developers meetup is planned for August 30 at 3 PM.
- Date2026-08-30 15:00
- FormatOffline meetup
#meetup#osdt
Hello, Compiler World
HelloLLVM is an open-source community for compiler developers and enthusiasts. We host meetups, tech talks and workshops — online and offline — around LLVM, MLIR, GCC, RISC-V and beyond.
Recent Activities
Meetups, tech talks, conferences and community announcements
Blog
Published on 2025-06-14
Let's talk about the first AsiaLLVM: recap meetup
June 15, online: share your takeaways from the first AsiaLLVM developer conference. Recording available.
Blog
Published on 2025-03-16
HelloLLVM March tech exchange: registration open
March 22, Tianjin + online: what it takes to get started with compiler performance analysis and optimization.
Blog
Published on 2023-12-11
Call for Proposals: 15th Open Source Development Tools Conference
CFP for the 15th Open Source Development Tools Conference (OSDT Conf 2024), January 13–14, Beijing + online.
Meetup
Published on 2023-12-10
Call for Speakers: 15th Open Source Development Tools Conference
CFP for OSDT Conf 2024 (January 13–14, Beijing + online): talks, lightning talks, panels, BoFs and tutorials.
Meetup
Published on 2023-10-21
October 21, 2 PM: Xi'an offline meetup, let's meet and chat
The first CNRV / HelloGCC / HelloLLVM offline meetup in Xi’an — RISC-V and compilers in one afternoon.
Meetup
Published on 2023-05-21
Ten Cities Meetup, stop 4: May 21, Chengdu
Stop 4 of the Ten Cities Meetup tour in Chengdu: five tech talks, still open for more.
Latest Posts
Blog posts and notes from the community
Blog
Published on 2023-04-19
HelloLLVM launches the Nanpanjiang Project
The Nanpanjiang Project launches to help women compiler engineers advance their careers.
Blog
Published on 2023-04-19
Ten Cities Meetup, stop 3: April 22, Shenzhen
Stop 3 of the Ten Cities Meetup tour lands in Shenzhen on April 22.
Blog
Published on 2023-03-09
Call for talks: HelloLLVM Shanghai meetup, March 26
Call for talks for stop 2 of the Ten Cities Meetup tour: Shanghai, March 26.
About Us
🤝 About Us
The HelloLLVM community was founded in May 2018 by LLVM developers from the original HelloGCC community. Since 2019 it has merged with the OSDT community (formerly HelloGCC), jointly running HelloGCC.org and HelloLLVM.org. Dr. Ji Qiu has been serving as the community chair since February 2023.
🚀 Join Us
Join our offline meetups, subscribe to the mailing list, or follow us on GitHub. Whether you are a compiler veteran or just getting started — you are welcome.
2018Founded
10+Cities
60+Tech talks
3Partner communities