# Latest **URL:** https://erlangforums.com/latest.md?page=2 [Latest](https://erlangforums.com/latest.md) · [Categories](https://erlangforums.com/categories.md) · [Tags](https://erlangforums.com/tags.md) **Page:** 3 --- ## [Rebar v4: Which Rebar plugins should we prioritize for compatibility testing?](https://erlangforums.com/t/rebar-v4-which-rebar-plugins-should-we-prioritize-for-compatibility-testing/5908)
**Author:** [@mariajo](https://erlangforums.com/u/mariajo)\ **Replies:** 4\ **Last updated:** [September 1, 2026, 10:34pm UTC](https://erlangforums.com/t/rebar-v4-which-rebar-plugins-should-we-prioritize-for-compatibility-testing/5908 "2026-09-01T22:34:06Z")
We’re working on Rebar v4, and one of the things we need to do is make sure the changes we’re making continue to work well with the plugins people actually use in real projects. @bchassoul is leading this part of the wo… --- ## [Worker Pool - A Pool of Generic Servers](https://erlangforums.com/t/worker-pool-a-pool-of-generic-servers/5914)
**Author:** [@elbrujohalcon](https://erlangforums.com/u/elbrujohalcon)\ **Replies:** 0\ **Last updated:** [September 1, 2026, 3:27pm UTC](https://erlangforums.com/t/worker-pool-a-pool-of-generic-servers/5914 "2026-09-01T15:27:20Z")
worker\_pool I’m opening the main thread here for worker\_pool - A simple but hevily battle-tested library to simplify handling a pool of gen\_servers. Abstract The goal of Worker Pool is pretty straightforward: to provide… --- ## [Patch Package OTP 27.3.4.17 Released](https://erlangforums.com/t/patch-package-otp-27-3-4-17-released/5913)
**Author:** [@Whaileee](https://erlangforums.com/u/Whaileee)\ **Replies:** 0\ **Last updated:** [September 1, 2026, 1:31pm UTC](https://erlangforums.com/t/patch-package-otp-27-3-4-17-released/5913 "2026-09-01T13:31:15Z")
Patch Package: OTP 27.3.4.17 Git Tag: OTP-27.3.4.17 Date: 2026-09-01 Trouble Report Id: OTP-20135, OTP-20234, OTP-20264, OTP-20265, OTP-20268, O… --- ## [Patch Package OTP 28.5.0.6 Released](https://erlangforums.com/t/patch-package-otp-28-5-0-6-released/5912)
**Author:** [@Whaileee](https://erlangforums.com/u/Whaileee)\ **Replies:** 0\ **Last updated:** [September 1, 2026, 12:35pm UTC](https://erlangforums.com/t/patch-package-otp-28-5-0-6-released/5912 "2026-09-01T12:35:00Z")
Patch Package: OTP 28.5.0.6 Git Tag: OTP-28.5.0.6 Date: 2026-09-01 Trouble Report Id: OTP-20135, OTP-20234, OTP-20264, OTP-20265, OTP-20268, OTP… --- ## [Reduce memory usage of large maps](https://erlangforums.com/t/reduce-memory-usage-of-large-maps/5843)
**Author:** [@systream](https://erlangforums.com/u/systream)\ **Replies:** 14\ **Last updated:** [August 31, 2026, 2:26pm UTC](https://erlangforums.com/t/reduce-memory-usage-of-large-maps/5843 "2026-08-31T14:26:51Z")
We have a service that uses graphQL. This graphQL file is parsed into an AST. It is a huge map (~7 Mb) that contains atoms, small binaries, lists, and maps. The problem is that we have to analyse the schema every time a… --- ## [Building Fintech Systems That Stay Fast and Stay Compliant - Erik Stenman | Code BEAM Europe](https://erlangforums.com/t/building-fintech-systems-that-stay-fast-and-stay-compliant-erik-stenman-code-beam-europe/5903)
**Author:** [@CodeSync](https://erlangforums.com/u/CodeSync)\ **Replies:** 0\ **Last updated:** [August 31, 2026, 1:00pm UTC](https://erlangforums.com/t/building-fintech-systems-that-stay-fast-and-stay-compliant-erik-stenman-code-beam-europe/5903 "2026-08-31T13:00:03Z")
Building Fintech Systems That Stay Fast and Stay Compliant - Erik Stenman | Code BEAM Europe 2025 Comments welcome! View the code-sync tag for more Code Sync talks! --- ## [Macula - ecosystem for mesh-native computing built on the BEAM](https://erlangforums.com/t/macula-ecosystem-for-mesh-native-computing-built-on-the-beam/5901)
**Author:** [@beamologist](https://erlangforums.com/u/beamologist)\ **Replies:** 0\ **Last updated:** [August 31, 2026, 2:06am UTC](https://erlangforums.com/t/macula-ecosystem-for-mesh-native-computing-built-on-the-beam/5901 "2026-08-31T02:06:59Z")
Macula is a mesh network for services and applications, built on Erlang/OTP: a node dials out over QUIC to one or more relay stations, which route its RPC calls, fan out its pub/sub events, and move content and streams b… --- ## [Taming Million Oban Jobs in Production - Karlo Smid | Code BEAM Europe](https://erlangforums.com/t/taming-million-oban-jobs-in-production-karlo-smid-code-beam-europe/5895)
**Author:** [@CodeSync](https://erlangforums.com/u/CodeSync)\ **Replies:** 0\ **Last updated:** [August 29, 2026, 1:00pm UTC](https://erlangforums.com/t/taming-million-oban-jobs-in-production-karlo-smid-code-beam-europe/5895 "2026-08-29T13:00:03Z")
Taming 20 Million Oban Jobs in Production - Karlo Smid | Code BEAM Europe 2025 Comments welcome! View the code-sync tag for more Code Sync talks! --- ## [Eta (η) - Deterministic Simulation Testing](https://erlangforums.com/t/eta-deterministic-simulation-testing/5893)
**Author:** [@jstimps](https://erlangforums.com/u/jstimps)\ **Replies:** 1\ **Last updated:** [August 28, 2026, 11:06am UTC](https://erlangforums.com/t/eta-deterministic-simulation-testing/5893 "2026-08-28T11:06:07Z")
I’d like to announce the release of eta 0.1.0 (as in η) - a deterministic simulation testing framework for Erlang. Deterministic simulation testing is an approach to system testing in which you remove all non-determinis… --- ## [BEAM There, Done That with Roberto Aloi & Michał Muskała on Running Erlang at WhatsApp Scale](https://erlangforums.com/t/beam-there-done-that-with-roberto-aloi-michal-muskala-on-running-erlang-at-whatsapp-scale/5894)
**Author:** [@ancatrusca](https://erlangforums.com/u/ancatrusca)\ **Replies:** 0\ **Last updated:** [August 28, 2026, 10:01am UTC](https://erlangforums.com/t/beam-there-done-that-with-roberto-aloi-michal-muskala-on-running-erlang-at-whatsapp-scale/5894 "2026-08-28T10:01:57Z")
Worth sharing for the production engineering perspective this community rarely gets in detail. The operational points: WhatsApp deploys to 1% of servers first, one region next, then the rest - monitoring throughout, rea… --- ## [Arm32 JIT available on GRiSP2, with a 2x to 4x performance boost](https://erlangforums.com/t/arm32-jit-available-on-grisp2-with-a-2x-to-4x-performance-boost/5889)
**Author:** [@ziopio](https://erlangforums.com/u/ziopio)\ **Replies:** 3\ **Last updated:** [August 28, 2026, 8:05am UTC](https://erlangforums.com/t/arm32-jit-available-on-grisp2-with-a-2x-to-4x-performance-boost/5889 "2026-08-28T08:05:13Z")
Enjoy seamless jit integration on GRiSP2! TL;DR: - The Arm32 JIT for Erlang/OTP is now available on GRiSP2 for everyone deployng with package OTP-27.3.4.16 and any future OTP 27 maintenance release. - A 2x performance… --- ## [Cure v0.34.0 - Feature Parity With Idris](https://erlangforums.com/t/cure-v0-34-0-feature-parity-with-idris/5892)
**Author:** [@mudasobwa](https://erlangforums.com/u/mudasobwa)\ **Replies:** 0\ **Last updated:** [August 27, 2026, 7:00pm UTC](https://erlangforums.com/t/cure-v0-34-0-feature-parity-with-idris/5892 "2026-08-27T19:00:32Z")
Cure reaches a milestone: think of it now as of Idris compiled to BEAM, with OTP primitives and fault-tolerance as first-class citizens. Kudos to Cosmo S. Harbinger (GitHub handle Qata). --- ## [Erl\_pp:form/1 doesn't print binary strings in -doc attributes](https://erlangforums.com/t/erl-pp-form-1-doesnt-print-binary-strings-in-doc-attributes/5882)
**Author:** [@karlsson](https://erlangforums.com/u/karlsson)\ **Replies:** 5\ **Last updated:** [August 27, 2026, 3:25pm UTC](https://erlangforums.com/t/erl-pp-form-1-doesnt-print-binary-strings-in-doc-attributes/5882 "2026-08-27T15:25:56Z")
I have a module where the -doc attribute is a binary/utf8 string. When compiled to abstract form and then back to erlang with erl\_pp:form/1 it is printed as an binary integer list and not as a string. If I use a “simpl… --- ## [Adding JIT to AtomVM - Paul Guyot | Code BEAM Europe](https://erlangforums.com/t/adding-jit-to-atomvm-paul-guyot-code-beam-europe/5891)
**Author:** [@CodeSync](https://erlangforums.com/u/CodeSync)\ **Replies:** 0\ **Last updated:** [August 27, 2026, 1:00pm UTC](https://erlangforums.com/t/adding-jit-to-atomvm-paul-guyot-code-beam-europe/5891 "2026-08-27T13:00:03Z")
Adding JIT to AtomVM - Paul Guyot | Code BEAM Europe 2025 Comments welcome! View the code-sync tag for more Code Sync talks! --- ## [Map iteration order](https://erlangforums.com/t/map-iteration-order/5890)
**Author:** [@Maria-12648430](https://erlangforums.com/u/Maria-12648430)\ **Replies:** 1\ **Last updated:** [August 27, 2026, 11:53am UTC](https://erlangforums.com/t/map-iteration-order/5890 "2026-08-27T11:53:38Z")
The iteration order of an iterator created with maps:iterator(M, undefined) is undefined (yeah, duh). That is fine. I wonder however if that iteration order is guaranteed to be stable, that is, that repeated iterations r… --- ## [Silica is one step closer to being fully self-hosted](https://erlangforums.com/t/silica-is-one-step-closer-to-being-fully-self-hosted/5827)
**Author:** [@LeeB](https://erlangforums.com/u/LeeB)\ **Replies:** 3\ **Last updated:** [August 26, 2026, 11:00pm UTC](https://erlangforums.com/t/silica-is-one-step-closer-to-being-fully-self-hosted/5827 "2026-08-26T23:00:46Z")
The Silica compiler is one step closer fully self-hosted!!! It’s not a minimal, toy-compiler nor an academic research compiler. It is a full blown compiler for a full blown langauge. It has a LOT of the features we BEAM… --- ## [Collapse equivalent function in erlang.org/doc](https://erlangforums.com/t/collapse-equivalent-function-in-erlang-org-doc/5868)
**Author:** [@garazdawi](https://erlangforums.com/u/garazdawi)\ **Replies:** 14\ **Last updated:** [August 26, 2026, 8:43pm UTC](https://erlangforums.com/t/collapse-equivalent-function-in-erlang-org-doc/5868 "2026-08-26T20:43:29Z")
Hello! Just before the summer I did an experiment to make the Erlang documentation generated by ExDoc less verbose when there the same function with different arities are documented. In todays docs it looks like this: … --- ## [Build Your Own BEAM - Martin Janiczek | Code BEAM Europe](https://erlangforums.com/t/build-your-own-beam-martin-janiczek-code-beam-europe/5881)
**Author:** [@CodeSync](https://erlangforums.com/u/CodeSync)\ **Replies:** 0\ **Last updated:** [August 25, 2026, 1:00pm UTC](https://erlangforums.com/t/build-your-own-beam-martin-janiczek-code-beam-europe/5881 "2026-08-25T13:00:03Z")
Build Your Own BEAM - Martin Janiczek | Code BEAM Europe 2025 Comments welcome! View the code-sync tag for more Code Sync talks! --- ## [How to Think About Game Servers (Pt 2)- Erlang Solutions](https://erlangforums.com/t/how-to-think-about-game-servers-pt-2-erlang-solutions/5880)
**Author:** [@cara.mc](https://erlangforums.com/u/cara.mc)\ **Replies:** 0\ **Last updated:** [August 25, 2026, 10:21am UTC](https://erlangforums.com/t/how-to-think-about-game-servers-pt-2-erlang-solutions/5880 "2026-08-25T10:21:07Z")
How to Think About Game Servers (Pt 2) Hernán Rivas Acosta examines how latency and jitter impact multiplayer games and the techniques developers can use to manage lag. Delays between clients and servers … --- ## [Remove md5 as a module checksum hash](https://erlangforums.com/t/remove-md5-as-a-module-checksum-hash/5879)
**Author:** [@jgonet](https://erlangforums.com/u/jgonet)\ **Replies:** 0\ **Last updated:** [August 24, 2026, 7:37pm UTC](https://erlangforums.com/t/remove-md5-as-a-module-checksum-hash/5879 "2026-08-24T19:37:30Z")
I develop Popcorn which compiles OTP/BEAM for browsers. The VM is short-lived for some uses and having it boot fast is important to me. I recently benchmarked few things in that area and found out that checksumming proc… --- ## [The Erlang Ecosystem Frontier: Our Work Ahead - Dan Janowski | Code BEAM Europe](https://erlangforums.com/t/the-erlang-ecosystem-frontier-our-work-ahead-dan-janowski-code-beam-europe/5878)
**Author:** [@CodeSync](https://erlangforums.com/u/CodeSync)\ **Replies:** 0\ **Last updated:** [August 22, 2026, 1:00pm UTC](https://erlangforums.com/t/the-erlang-ecosystem-frontier-our-work-ahead-dan-janowski-code-beam-europe/5878 "2026-08-22T13:00:02Z")
The Erlang Ecosystem Frontier: Our Work Ahead - Dan Janowski | Code BEAM Europe 2025 Comments welcome! View the code-sync tag for more Code Sync talks! --- ## [BEAM There, Done That with Davide Bettio & Paul Guyot on AtomVM and Running Erlang Without an OS](https://erlangforums.com/t/beam-there-done-that-with-davide-bettio-paul-guyot-on-atomvm-and-running-erlang-without-an-os/5877)
**Author:** [@ancatrusca](https://erlangforums.com/u/ancatrusca)\ **Replies:** 0\ **Last updated:** [August 21, 2026, 10:15am UTC](https://erlangforums.com/t/beam-there-done-that-with-davide-bettio-paul-guyot-on-atomvm-and-running-erlang-without-an-os/5877 "2026-08-21T10:15:40Z")
AtomVM is a from-scratch Erlang VM for microcontrollers. No dirty schedulers, no hot code unloading, simpler scheduler model - mostly invisible at the API level. David debugged the early VM with no stack traces and prin… --- ## [Elvis - an Erlang linter](https://erlangforums.com/t/elvis-an-erlang-linter/4813)
**Author:** [@elbrujohalcon](https://erlangforums.com/u/elbrujohalcon)\ **Replies:** 10\ **Last updated:** [August 21, 2026, 7:27am UTC](https://erlangforums.com/t/elvis-an-erlang-linter/4813 "2026-08-21T07:27:36Z")
Elvis I’m opening the main thread here for the Elvis-related libraries: elvis\_core | Hex - The heart of all Elvis libraries, where all the rules are implemented. elvis | Hex - The CLI that you can use to run Elvis in y… --- ## [Compile OTP 28 on Windows ARM Chip](https://erlangforums.com/t/compile-otp-28-on-windows-arm-chip/5864)
**Author:** [@michi](https://erlangforums.com/u/michi)\ **Replies:** 6\ **Last updated:** [August 20, 2026, 11:57am UTC](https://erlangforums.com/t/compile-otp-28-on-windows-arm-chip/5864 "2026-08-20T11:57:19Z")
Hello! just a short question to compile OTP 28 on Windows ARM Chip for aarch64. I don’t see, that the documentation otp/HOWTO/INSTALL-WIN32.md at master · erlang/otp · GitHub is up to date for compiling it on Windows A… --- ## [Biocomputing and the BEAM?](https://erlangforums.com/t/biocomputing-and-the-beam/5874)
**Author:** [@AstonJ](https://erlangforums.com/u/AstonJ)\ **Replies:** 0\ **Last updated:** [August 19, 2026, 4:56pm UTC](https://erlangforums.com/t/biocomputing-and-the-beam/5874 "2026-08-19T16:56:59Z")
This might be a bit disturbing for some but it’s happening - computers running on living human neurons. They’ve made them smart enough to play Pong and Doom (took about a week for it to learn to move and shoot). (Ignor… --- ## [Concurrent AI Evaluation: Scaling Model Performance Monitoring with OTP- Ramiro Matteoda | Code BEAM](https://erlangforums.com/t/concurrent-ai-evaluation-scaling-model-performance-monitoring-with-otp-ramiro-matteoda-code-beam/5873)
**Author:** [@CodeSync](https://erlangforums.com/u/CodeSync)\ **Replies:** 0\ **Last updated:** [August 19, 2026, 1:00pm UTC](https://erlangforums.com/t/concurrent-ai-evaluation-scaling-model-performance-monitoring-with-otp-ramiro-matteoda-code-beam/5873 "2026-08-19T13:00:02Z")
Concurrent AI Evaluation: Scaling Model Performance Monitoring with OTP- Ramiro Matteoda | Code BEAM Comments welcome! View the code-sync tag for more Code Sync talks! --- ## [Hank - The Oxbow code detector](https://erlangforums.com/t/hank-the-oxbow-code-detector/4814)
**Author:** [@elbrujohalcon](https://erlangforums.com/u/elbrujohalcon)\ **Replies:** 3\ **Last updated:** [August 19, 2026, 5:50am UTC](https://erlangforums.com/t/hank-the-oxbow-code-detector/4814 "2026-08-19T05:50:23Z")
Hank This is the main thread for Hank, the Oxbow code detector for Erlang. Usage The best way to understand what Hank does is just to use it in your rebar3-managed project, like this… Add the plugin to your rebar confi… --- ## [EEF Working Group Meeting: uuid and package maintenance - Wednesday 1500CEST, 0900EDT ](https://erlangforums.com/t/eef-working-group-meeting-uuid-and-package-maintenance-wednesday-1500cest-0900edt/5871)
**Author:** [@danj](https://erlangforums.com/u/danj)\ **Replies:** 0\ **Last updated:** [August 18, 2026, 4:07pm UTC](https://erlangforums.com/t/eef-working-group-meeting-uuid-and-package-maintenance-wednesday-1500cest-0900edt/5871 "2026-08-18T16:07:49Z")
Wednesday 1500CEST, 0900EDT libraries and frameworks meeting talking about if/how uuid should be in OTP and how to support/handle/improve long term package stewardship and abandonment. Open to members Join Us - Erlang E… --- ## [Static typing for Erlang](https://erlangforums.com/t/static-typing-for-erlang/5800)
**Author:** [@ValorZard](https://erlangforums.com/u/ValorZard)\ **Replies:** 4\ **Last updated:** [August 18, 2026, 2:00pm UTC](https://erlangforums.com/t/static-typing-for-erlang/5800 "2026-08-18T14:00:12Z")
With the new set theoretic type system coming to Elixir, and the fact that this project exists: does this mean static types could be coming to Erlang at some point in the future? im mostly interested if static types … --- ## [Formally Based Tools for Safer Erlang - Péter Bereczky, Dániel Horpácsi | Code BEAM Europe](https://erlangforums.com/t/formally-based-tools-for-safer-erlang-peter-bereczky-daniel-horpacsi-code-beam-europe/5867)
**Author:** [@CodeSync](https://erlangforums.com/u/CodeSync)\ **Replies:** 0\ **Last updated:** [August 15, 2026, 1:00pm UTC](https://erlangforums.com/t/formally-based-tools-for-safer-erlang-peter-bereczky-daniel-horpacsi-code-beam-europe/5867 "2026-08-15T13:00:03Z")
Formally Based Tools for Safer Erlang - Péter Bereczky, Dániel Horpácsi | Code BEAM Europe 2025 Comments welcome! View the code-sync tag for more Code Sync talks! [Previous page](https://erlangforums.com/latest.md?page=1) [Next page](https://erlangforums.com/latest.md?page=3)