# \#bytes

**URL:** https://discuss.ocaml.org/tag/bytes/177.md

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## [\[ANN\] intel\_hex.0.4](https://discuss.ocaml.org/t/ann-intel-hex-0-4/18456)

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**Author:** [@dx3mod](https://discuss.ocaml.org/u/dx3mod)\
**Replies:** 1\
**Last updated:** [August 19, 2026, 7:08am UTC](https://discuss.ocaml.org/t/ann-intel-hex-0-4/18456 "2026-08-19T07:08:44Z")

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is new pretty logo... Yo! I am happy to announce the new release of Intel\_hex library. It is a Intel HEX manipulation library for parsing and generating Intel HEX (also known as IHEX) objects. This format is common…

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## [\[ANN\] Bytream 0.1 – first release](https://discuss.ocaml.org/t/ann-bytream-0-1-first-release/18445)

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**Author:** [@dx3mod](https://discuss.ocaml.org/u/dx3mod)\
**Replies:** 4\
**Last updated:** [August 11, 2026, 9:59am UTC](https://discuss.ocaml.org/t/ann-bytream-0-1-first-release/18445 "2026-08-11T09:59:52Z")

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Yo! I am happy to announce the first public release of Bytream, a library for streaming bytes and crunching them. This library contains angostic I/O runtime mechanisms for organization byte streams processing for write…

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## [How to process and match on smaller byte types (Int8, Int16, etc.)?](https://discuss.ocaml.org/t/how-to-process-and-match-on-smaller-byte-types-int8-int16-etc/18406)

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**Author:** [@allonsyeet](https://discuss.ocaml.org/u/allonsyeet)\
**Replies:** 12\
**Last updated:** [August 3, 2026, 5:25pm UTC](https://discuss.ocaml.org/t/how-to-process-and-match-on-smaller-byte-types-int8-int16-etc/18406 "2026-08-03T17:25:09Z")

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I’m starting a new side project writing a CHIP 8 emulator, and for the CPU I have to process 2 byte long instruction codes and dispatch on them. So far my solution has been to read in the instruction from memory which is…

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## [Reversed byte order when reading data sequentially with input\_byte](https://discuss.ocaml.org/t/reversed-byte-order-when-reading-data-sequentially-with-input-byte/17806)

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**Author:** [@mhitza](https://discuss.ocaml.org/u/mhitza)\
**Replies:** 6\
**Last updated:** [February 13, 2026, 10:04am UTC](https://discuss.ocaml.org/t/reversed-byte-order-when-reading-data-sequentially-with-input-byte/17806 "2026-02-13T10:04:46Z")

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I’m trying to read bytes in order from an input channel. Using consecutive byte reads in an array initialization results in data stored in reverse order. Example type elf\_bytes = { ident : int array; } …

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## [\`Bigstringaf\` and \`Core.Bytes\`: performance and when to use each?](https://discuss.ocaml.org/t/bigstringaf-and-core-bytes-performance-and-when-to-use-each/14538)

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**Author:** [@andunie](https://discuss.ocaml.org/u/andunie)\
**Replies:** 0\
**Last updated:** [April 22, 2024, 8:40pm UTC](https://discuss.ocaml.org/t/bigstringaf-and-core-bytes-performance-and-when-to-use-each/14538 "2024-04-22T20:40:35Z")

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Bigstringaf has some claims about being super fast (and apparently achieves a lot of that through the use of “unsafe” calls). Some libraries, like lmdb, rely heavily on it, so that makes me think it might be close to the…

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## [Best practices for sending zip file to server](https://discuss.ocaml.org/t/best-practices-for-sending-zip-file-to-server/10351)

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**Author:** [@EliasGit2017](https://discuss.ocaml.org/u/EliasGit2017)\
**Replies:** 2\
**Last updated:** [August 22, 2022, 1:19pm UTC](https://discuss.ocaml.org/t/best-practices-for-sending-zip-file-to-server/10351 "2022-08-22T13:19:03Z")

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I am trying to implement a service where a client sends a zip archive to a server and I am wondering how can I do so without having to decompress the zip file I generated using camlzip? I would really appreciate if anyo…

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## [Warning when using \`a.\[b\] \<- c\` operator with bytes](https://discuss.ocaml.org/t/warning-when-using-a-b-c-operator-with-bytes/1484)

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**Author:** [@bcc32](https://discuss.ocaml.org/u/bcc32)\
**Replies:** 8\
**Last updated:** [March 26, 2018, 12:19am UTC](https://discuss.ocaml.org/t/warning-when-using-a-b-c-operator-with-bytes/1484 "2018-03-26T00:19:56Z")

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Prior to -safe-string, the a.\[b\] \<- c operator was used to modify characters in a string: let s = String.make 3 '\\000' in s.\[0\] \<- 'f'; s.\[1\] \<- 'o'; s.\[2\] \<- 'o'; With safe-string, only bytes may be modified, not stri…