trealla

A compact, efficient Prolog interpreter written in plain-old C. (by trealla-prolog)

Trealla Alternatives

Similar projects and alternatives to trealla

NOTE: The number of mentions on this list indicates mentions on common posts plus user suggested alternatives. Hence, a higher number means a better trealla alternative or higher similarity.

trealla reviews and mentions

Posts with mentions or reviews of trealla. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2023-02-12.
  • Trealla Prolog binary releases (Linux, MacOS, Windows, WASM)
    2 projects | /r/prolog | 12 Feb 2023
    Update: we've got official releases now! https://github.com/trealla-prolog/trealla/releases
  • PHP: Prolog Home Page
    10 projects | news.ycombinator.com | 7 Jan 2023
    Hey, this is mine. Thanks for submitting it. I'll answer some questions.

    > Why?

    I ported Trealla Prolog to WASM (WASI) and I was looking for something useful to test it against. I found Spin, which can run WASM+CGI, and landed on this. Making this project exposed a number of bugs in my port that have now been fixed, so consumers of more useful projects[1][2] benefit as well. Also, PHP style templates are just fun! There's something valuable to just being able to shove a little bit of code inside some HTML and get it up on the internet.

    I started my webdev journey with PHP many many years ago, and it's nice to revisit it from a different perspective. I don't use the real (elephant) PHP anymore, but I've gained a newfound appreciation for how fun its quick & dirty development style is.

    I hope this project can serve as an example of how to use Prolog for fun things. It does showcase some of the cooler dynamic aspects of the language, and the PHP parsing code is like 10 lines of DCG.

    > Is it a joke?

    Yes and no. The name is certainly a joke. I was pondering what 'Prolog on Rails' might be and thought calling it PHP would be funny. This led to the PHP-style templates which were quick to implement and pretty powerful. Despite the humorous presentation, it does actually work.

    > Can you use Prolog for web services?

    Yes! For example, SWI has a mature HTTP package: https://www.swi-prolog.org/pldoc/doc_for?object=section(%27p.... It's used to power SWISH, an online Prolog code sharing thing: https://swish.swi-prolog.org/

    > Next steps?

    I would like to support persistence somehow. I think it'd be really cool if you could use Prolog's dynamic database[3] as a persistent store. Spin has components for Postgres and Redis so it shouldn't be too hard to implement, but I lose the WASI compatibility if I do that... which means I can't use the binary from WAPM, etc.

    I would also like to experiment with running Trealla on Cloudflare Workers. I have another project, worker-prolog[4], which uses Tau Prolog (a Prolog written in Javascript) on Workers.

    On a somewhat related note, I've also been playing around with Cosmopolitan libc[5]. I got Trealla to compile to an APE executable but there's some issues with the embedded Prolog libraries getting garbled, so I need to improve my GDB skills and figure out what's going on there.

    Finally, I'd like to say thanks to Andrew Davison (@infradig on GitHub), the author of Trealla Prolog, for letting me add WASM support to his project and helping me with lots of things. For example, PHP led to Andrew implementing improvements for using DCGs to parse Prolog terms, which is now super fast[6]!

    [1]: https://github.com/guregu/trealla-js

    [2]: https://github.com/trealla-prolog/go

    [3]: https://www.swi-prolog.org/pldoc/man?predicate=assertz/1

    [4]: https://github.com/guregu/worker-prolog

    [5]: https://justine.lol/cosmopolitan/

    [6]: https://github.com/trealla-prolog/trealla/issues/53

  • Lunatic: Erlang-Inspired Runtime for WebAssembly
    6 projects | news.ycombinator.com | 5 Sep 2022
    Are you aware trealla can already target WASI as a target? (Just fyi in case you weren't)

    https://github.com/trealla-prolog/trealla#webassembly-wasi

  • Trealla – A compact, efficient Prolog interpreter written in plain-old C
    1 project | /r/patient_hackernews | 8 Aug 2022
    1 project | /r/hackernews | 8 Aug 2022
    1 project | /r/hypeurls | 7 Aug 2022
    4 projects | news.ycombinator.com | 7 Aug 2022
    Seems they just recreated the git repo to clear out ~1gb of history. https://github.com/trealla-prolog/trealla/issues/1
  • Small Prologs engine for app
    5 projects | /r/prolog | 13 Dec 2021
    There is currently no API to query results, so I would be interested in what you are doing. Contact me on github.com/infradig/trealla if you'd prefer.
  • N-Prolog version 1.8
    1 project | /r/prolog | 20 Sep 2021
    u/mtriska inadvertently reminded me - I forgot to mention that Trealla Prolog is a small, (soon-to-be) ISO-compliant Prolog interpreter written in C. As such, it should compile to WASM.
  • Trealla – compact, efficient Prolog interpreter written in plain-old C
    1 project | news.ycombinator.com | 2 Mar 2021
  • A note from our sponsor - SaaSHub
    www.saashub.com | 22 Apr 2024
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Stats

Basic trealla repo stats
13
231
10.0
7 days ago

trealla-prolog/trealla is an open source project licensed under MIT License which is an OSI approved license.

The primary programming language of trealla is C.


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