Log inSign up
Cap'n Proto
73 posts
Cap'n Proto profile banner
@CapnProto

Cap'n Proto

@CapnProto
Insanely fast data interchange format and capability-based RPC system. Think JSON, except binary. Or think Protocol Buffers, except infinitely faster.
Palo Alto, CA
capnproto.org
Joined October 2014
8
Following
1,068
Followers
RepliesRepliesRepostsRepostsMediaMedia

Log in or sign up for X

See what’s happening and join the conversation

Continue with phone
or
Log in with username or email
Terms·Privacy·Cookies·Accessibility·Ads Info·© 2026 X Corp.
  • @CapnProto
    Cap'n Proto
    @CapnProto
    Jul 28, 2023
    Cap'n Proto 1.0 has been released! But, uh, well, it's not as exciting as it sounds. See the blog post for the full story. capnproto.org/news/2023-07-2…
    1
  • @CapnProto
    Cap'n Proto
    @CapnProto
    Nov 30, 2022
    Hello! We have a security advisory today. :( CVE-2022-46149 could lead to out-of-bounds memory read under certain scenarios. At present we have not observed any applications that are actually vulnerable, but if you use Cap'n Proto, please patch anyway.
    Image
    Out-of-bounds read due to logic error handling list-of-list.
    From github.com
  • @CapnProto
    Cap'n Proto
    @CapnProto
    Aug 14, 2021
    Cap'n Proto 0.9.0 has been released. There's no specific huge new feature, just 16 months of incremental improvements and bug fixes. capnproto.org/news/2021-08-1…
    1
  • @CapnProto
    Cap'n Proto
    @CapnProto
    Apr 23, 2020
    Cap'n Proto 0.8: Streaming flow control, HTTP-over-RPC, fibers, etc. capnproto.org/news/2020-04-2…
    1
  • @CapnProto
    Cap'n Proto
    @CapnProto
    Aug 30, 2018
    Cap'n Proto 0.7 has been released. Most of what's new is improvements to the underlying KJ C++ toolkit library and HTTP implementation, which are used heavily in the implementation of @Cloudflare Workers. Also some improvements to the JSON converter. capnproto.org/news/2018-08-2…
Advertisement
Advertisement