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Leaning Technologies Profile
Leaning Technologies

@leaningtech

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We make All The Things run in the browser using WebAssembly. Developers of #Cheerp (C++), #CheerpJ (Java), and #CheerpX (x86, Flash, https://t.co/y5nG2IekPz).

Leeds, UK and Amsterdam, NL
Joined October 2013
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@leaningtech
Leaning Technologies
24 days
DevLog / Week 25 - 2025 πŸš€.- Some fixes on address sanitizer and global destructors for #Cheerp.- Release of #CheerpJ 4.2! with fixes on clipboard permissions!.- UDP packet corruption fixes for #CheerpX.#compilers #webassembly #webdev #software #leaningtechnologies.
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@leaningtech
Leaning Technologies
1 month
DevLog / Week 24 - 2025 πŸš€.- #Cheerp had improvements in the handling of global destructors! πŸ› οΈ.- #CheerpJ Some code cleaning among the Applet & JNLP runner extensions πŸ’».- #CheerpX issues on datagram packet corruption have been resolved ✨.
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@leaningtech
Leaning Technologies
1 month
DevLog / Week 23 - 2025 πŸš€.- #Cheerp: when threading is enabled, run global destructors at the end of main.- #CheerpJ: multiple minor bug fixes!.- #CheerpX: progress on the isolated WebApp version of WebVM.- #ComingUp: Progress on demo with early adopters! ✨.See you next week πŸ‘‹.
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@leaningtech
Leaning Technologies
2 months
DevLog / Week 22 - 2025 πŸš€.- #Cheerp had a bug fixed in the SROA optimization pass.- Multiple small fixes for #CheerpJ!.- #CheerpX receiving some more love for pip install. #WebAssembly #compilers #software #webdev #DevLog #LeaningTechnologies.
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@leaningtech
Leaning Technologies
2 months
DevLog / Week 21 - 2025! πŸš€.- Issue with the codegen of C++ virtual thunks for #Cheerp has been fixed!.- #CheerpJ 4.1 has been released! Fixes and Java 17 preview is included.- Networking stack fixes for #CheerpX. #development #compilers #WebAssembly #software #DevLog.
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@leaningtech
Leaning Technologies
2 months
The Weekly DevLog is here! Highlights of Week 19:.- #Cheerp: Progress on merging the address spaces experimental branch.- #CheerpJ: Improvements to mobile keyboard support in iOS,.- #CheerpX: Progress on Wine support. Join us to follow the discussion!
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discord.leaningtech.com
The home of Cheerp, CheerpJ, and CheerpX. Chat about virtual machines, compilers, and WebAssembly!
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@leaningtech
Leaning Technologies
3 months
Big congratulations to the project ✨Linux Dungeon ✨for winning first place at WebVM: The Hackathon II πŸ₯³! .Thank you to all participants for putting hard work and time on your projects. See you at the next one!.
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github.com
Contribute to leaningtech/WebVMHackathon development by creating an account on GitHub.
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@leaningtech
Leaning Technologies
3 months
#CheerpJ 4.0 is here! Read the latest blog post by @alexpignotti and @smmdr where they go into details of this release! What's new? Java 11 support and more πŸš€ ! . #webassembly #leaningtechnologies #compilers #java #legacy #webdev.
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labs.leaningtech.com
The latest release of our state-of-the-art Java runtime that runs completely in the browser via WebAssembly, is now available!
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@leaningtech
Leaning Technologies
4 months
We are just a few more days to go before #WebVM The #Hackathon II!. Please find the event agenda below. If you haven't registered yet, you're not late! Please do so by following the instructions on our hackathon website:
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@leaningtech
Leaning Technologies
4 months
DevLog / Week 12 - 2025 πŸš€:. #Cheerp: Implemented sched_getaffinity to get core count from the browser. #CheerpJ: Java11 - Restructured VarHandle to use toMethodHandle, optimized putImageData on RAF for faster small-section drawing. #CheerpX: Debugging JIT issue from pip install.
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@leaningtech
Leaning Technologies
4 months
#WebVM: The #Hackathon II Judges Reveal! ✨.This second edition of our now traditional hackathon will be backed-up by four amazing industry experts volunteers!. Are you ready to impress these tech giants?.Register your participation now ->
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@leaningtech
Leaning Technologies
4 months
WebVM 2.0 AMA community event!.Don't forget to join us today at 15:30 UK time for a live Q&A session with our developers!.
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@leaningtech
Leaning Technologies
4 months
Registration doors are open for #WebVM: The Hackathon II! Dive into a week of coding adventure with #CheerpX to explore the theme "Learning #Linux on your Browser.".
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@leaningtech
Leaning Technologies
4 months
Discover the magic of WebVM and Claude Computer Use integration in our latest post! Unveil the potential and implementation tips for a custom environment. #claude #AI #webvm #cheerpx #wasm.
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cheerpx.io
You can now use AI to control WebVM, both in terminal and graphical mode
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@leaningtech
Leaning Technologies
5 months
Join us for an exclusive WebVM 2.0 AMA! πŸš€.Meet the devs, ask questions & dive into the newest upgrades, now with graphics & Claude AI integration!. πŸ—¨οΈ Live on Discord. Monday, March 24 at 15:30 UK time. Don’t miss out!. πŸ”— Join us: #Claude #WebDev #WebVM
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@leaningtech
Leaning Technologies
5 months
DevLog / Week 10 - 2025 πŸš€:.- Progress on #Cheerp code modernization necessary to upgrade to newer upstream clang.- New versions of #CheerpJ #AppletRunner and #JNLPRunner to the Chrome and Edge stores.- #WebVM updates on Claude: Sonnet 3.7, history save and thinking mode.
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@leaningtech
Leaning Technologies
5 months
This week on DevLog (Week 9 - 2025) πŸš€ :.⁠- #Cheerp improves threading support!.- Further performance enhancements for #CheerpJ.⁠- #CheerpX continues to progress on wine and pip integration. #wasm #webassembly #compilers #leaningtechnologies #webdev #softwaredevelopment.
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@leaningtech
Leaning Technologies
5 months
DevLog Week 8 - 2025 πŸ™Œ.- Important fixes for #Cheerp on bitfields and br_table compiling.- Some performance improvements for #CheerpJ.- Implementation of FNSAVE and FNSTOR for #CheerpX.#wasm #webassembly #compilers #webdevelopment #browser #leaningtechnologies.
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@leaningtech
Leaning Technologies
5 months
We’ve started a brand-new weekly tradition on our Discord: Dev Shenanigans! πŸŽ‰. This week’s question: What’s the funniest challenge you faced during a hackathon & how did you tackle it?. Got a story? Jump in & share! πŸ˜†πŸ’».
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discord.leaningtech.com
The home of Cheerp, CheerpJ, and CheerpX. Chat about virtual machines, compilers, and WebAssembly!
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@leaningtech
Leaning Technologies
5 months
Weekly DevLog week 7 2025 πŸ™Œ: .- Small fixes on thread support for #cheerp.- Finalization of the new #CheerpJ #JNLP Runner extension release .- Fixed a JIT issue when running pip install on #CheerpX .#webassembly #wasm #compilers #leaningtechnologies #webdev #softwaredevelopment.
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