Tech Changelog – 2026-01-05

📁 Backend

Rust

• 📰 Project goals update — December 2025
  • Published: 2026-01-05T00:00:00+00:00
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  • Preview: The Rust project is currently working towards a slate of 41 project goals, with 13 of them designated as Flagship Goals. This post provides selected updates on our progress towards these goals (or, in

📁 Database

PostgreSQL

• 📰 Welcoming three new members to the PostgreSQL Community Code of Conduct Committee
  • Published: Mon, 05 Jan 2026 00:00:00 +0000
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📁 Tooling

Git and GitHub

• 📰 Reduced pricing for GitHub-hosted runners usage
  • Published: Thu, 01 Jan 2026 17:00:03 +0000
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  • Preview: Reduced costs for GitHub-hosted runners are now in effect. We announced this update on December 16, 2025. GitHub users will see price reductions of up to 39% for GitHub-hosted runners,…

📁 Cloud

AWS

• 📰 Amazon EC2 G5 instances are now available in Asia Pacific (Hong Kong) Region
  • Published: Mon, 05 Jan 2026 18:55:00 GMT
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  • Preview: Starting today, the Amazon Elastic Compute Cloud (Amazon EC2) G5 instances powered by NVIDIA A10G Tensor Core GPUs are now available in the Asia Pacific (Hong Kong) region. G5 instances can be used fo

📁 Bitcoin

Bitcoin Core

• 🏷️ New Release: v30.1
  • Repo: bitcoin/bitcoin
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  • Bitcoin Core 30.1 released – download from https://bitcoincore.org/bin/bitcoin-core-30.1/. Release notes in the repo (link provided). Use the official download links for deterministic, signed binaries.

Bitcoin Core Code

• 🌐 Page Updated: Bitcoin Core Release Notes
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  • Changed: 2026-01-05T20:28:20.242196
    • New Release: Bitcoin Core v30.1 now available.
    • Wallet: Unconfirmed TRUC coins with ancestors no longer counted (#33528).
    • Build: Updated dependency handling, added Windows11Style plugin patch, improved macOS SDK compression determinism (#33580, #33906, #32009).
    • IPC: Removed requirement for -m flag, reduced message logging overhead, updated libmultiprocess subtree, fixed empty mempool waitNext case, enabled cancellation of running waitNext calls (#33229, #33517, #33519, #33566, #33676).
    • P2P: Removed legacy DNS seed node list (#33723).
    • GUI: Modernized custom filtering UI and added wallet history filter actions (gui#899, gui#901).
    • Test: Adjusted log rate limit version gate (#33612).
    • Documentation: Corrected topology requirements in submitpackage helptext, removed obsolete comment from scripted-diff, fixed pkgin command usage on NetBSD (#33630, #33826, #33827).
    • CI/Build: Fixed buildx cache authentication, used native platform for win-cross task, included $FILE_ENV in DEPENDS_HASH, improved lint runner selection and Docker cache handling, corrected manpage generation (#33508, #33558, #33581, #33744, #33996).
    • Compatibility: Tested on Linux Kernel 3.17+, macOS 13+, Windows 10+; not recommended for unsupported systems.

Bitcoin Optech

• 📰 Bitcoin Optech Newsletter #386
  • Published: 2026-01-02T00:00:00+00:00
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  • Preview: This week’s newsletter summarizes a vault-like scheme using blinded MuSig2 and describes a proposal for Bitcoin clients to announce and negotiate support for new P2P features. Also included are our re