The International Obfuscated C Code Contest 2020 winners

• printbf

  6 586 0.0 Brainfuck

  Brainfuck interpreter inside printf

  

https://github.com/HexHive/printbf

well this is a brainfuck interpreter inside printf. I’m pretty sure there are plenty of c-to-bf transpilers.

• google-ctf

  3 4,251 0.0 Go

  Google CTF

  

For those interested in more Turing complete format strings, look no further than the "sprint" challenge from this years Google CTF: https://ctftime.org/task/12834. It's sprintf in a loop this time and the program simulates a maze: https://github.com/google/google-ctf/tree/master/2020/quals/...

• InfluxDB

  www.influxdata.com sponsored

  Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.

  

• xenocryst

  1 3 0.0 C

  A brainfuck interpreter written for memcpy(). Read the paper (or source) for more details.

That was my approach for an analogous program that uses memcpy instead of printf. I didn't go with the jit-style you describe, however. If you're curious here's how I setup the syscalls https://github.com/jcande/xenocryst/blob/master/src/gadgets.... and here's the main loop https://github.com/jcande/xenocryst/blob/master/src/exec.c#L...

• systemf

  1 225 2.1 Assembly

  a brainfuck interpreter supporting linux syscalls with an example HTTP server

https://github.com/ajyoon/systemf

• elvm

  10 1,053 0.0 C

  EsoLangVM Compiler Infrastructure

You are looking for ELVM: https://github.com/shinh/elvm/

• WorkOS

  workos.com sponsored

  The modern identity platform for B2B SaaS. The APIs are flexible and easy-to-use, supporting authentication, user identity, and complex enterprise features like SSO and SCIM provisioning.

  

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