Michael Larabel writes that GNU Emacs 31.1 has been released as the newest feature release for the popular text editor. The headline change is that xterm-mouse-mode, which allows controlling Emacs via the mouse in a terminal, is now enabled by default for all compatible terminals. The release also introduces a "newcomers-presets" theme designed to make the editor more approachable for new users.
- A new user-lisp/ sub-directory is adopted for Emacs configuration files
- Child frames are now supported on text frames
- *grep* and *xref* buffers now support editable modes
- A new feature allows reviewing changes to packages prior to installing or upgrading them
- A new user-lisp/ sub-directory is adopted for Emacs configuration files
- Child frames are now supported on text frames
- *grep* and *xref* buffers now support editable modes
- A new feature allows reviewing changes to packages prior to installing or upgrading them
Lizzy Li writes about the new custom visualizations framework for Dashboard Studio, introduced in Splunk Cloud Platform 10.4.2604 and Splunk Enterprise 10.4, which replaces the legacy framework with a modern sandboxed iframe architecture, simplified JSON-based configuration, and a full CLI/SDK development pipeline supporting React, TypeScript, and watch mode.
- Legacy framework required touching four separate files to add a single configurable option; the new framework consolidates this into a single config.json
- A custom-visualization-builder skill (available in Splunk Agent Skills on GitHub) can scaffold, implement, build, and package a visualization from a data shape description
- Splunk recommends rebuilding important Classic custom visualizations with the new framework rather than relying on backward-compatibility rendering
- Legacy framework required touching four separate files to add a single configurable option; the new framework consolidates this into a single config.json
- A custom-visualization-builder skill (available in Splunk Agent Skills on GitHub) can scaffold, implement, build, and package a visualization from a data shape description
- Splunk recommends rebuilding important Classic custom visualizations with the new framework rather than relying on backward-compatibility rendering
Farid Zakaria writes about SELF, a prototype that replaces the ELF executable format with a SQLite database, arguing that ELF is already a database that reimplements many primitives by hand (string interning, indexes, b-tree pages, foreign keys). The prototype stamps "SELF" in SQLite's application_id field, registers binfmt_misc to recognize the magic, and runs a small C interpreter that reads loadable segments from the database, maps them into memory, relocates, and jumps to the entry point. Dynamic linking works either through glibc's rtld-audit interface or a fully SQL-based loader called self-ld.
Mashrul Haque writes about using git worktrees to run multiple LLM coding agents in parallel, each on its own branch and isolated directory, eliminating the bottleneck of sequential agent sessions. He demonstrates a 5-agent workflow with Claude Code on a .NET/Blazor project, reporting roughly 5x throughput gains over single-agent sequential work.
- Boris Cherny, Creator and Head of Claude Code at Anthropic, calls worktrees his number one productivity tip and runs 3'' 5 simultaneously
- Claude Code ships a built-in `--worktree` (`-w`) flag that auto-creates an isolated worktree per session
- Boris Cherny, Creator and Head of Claude Code at Anthropic, calls worktrees his number one productivity tip and runs 3'' 5 simultaneously
- Claude Code ships a built-in `--worktree` (`-w`) flag that auto-creates an isolated worktree per session
GitReverse is a web tool that takes a public GitHub repository URL and generates a single synthetic user prompt that could be pasted into Cursor, Claude Code, Codex, or similar tools to vibe-code the project from scratch. It pulls repo metadata, a root file tree, and the README, then feeds that context to an LLM to produce a short conversational prompt. Shareable links are available at `/owner/repo` paths.
- Supports five LLM providers (Grok, OpenRouter, Azure OpenAI, Google AI Studio, ApiSmart) with auto-detection fallback ordering
- Also handles "website reverse" via Caddy on-demand TLS for www.*.gitreverse.com subdomains, and has a hidden /3d photo-to-GLB mode using Meshy
- Supports five LLM providers (Grok, OpenRouter, Azure OpenAI, Google AI Studio, ApiSmart) with auto-detection fallback ordering
- Also handles "website reverse" via Caddy on-demand TLS for www.*.gitreverse.com subdomains, and has a hidden /3d photo-to-GLB mode using Meshy
Rich is a Python library that adds colors, tables, progress bars, markdown rendering, and syntax highlighting to terminal output, making CLI tools and REPL sessions significantly more readable and visually polished across Linux, macOS, and Windows.
- Its `print` is a drop-in replacement for the built-in, so you can swap it in with only an import change and embed markup like ` bold magenta » ` directly in strings
- Can be installed into the Python REPL to automatically pretty-print any data structure you inspect
- Supports true color and emoji on modern Windows Terminal, falling back to 16 colors on classic terminals
- Requires Python 3.8+
- Its `print` is a drop-in replacement for the built-in, so you can swap it in with only an import change and embed markup like ` bold magenta » ` directly in strings
- Can be installed into the Python REPL to automatically pretty-print any data structure you inspect
- Supports true color and emoji on modern Windows Terminal, falling back to 16 colors on classic terminals
- Requires Python 3.8+
- **Inference** – Platforms and engines for running models, plus user interfaces.
- **Models** – LLMs (general, coding, multimodal, image, audio), model providers, and specific model highlights.
- **RAG** – Retrieval-Augmented Generation tools.
- **Safeguards** – Safety and content filtering.
- **Agents & Tools** – Agent frameworks, Model Context Protocol, coding agents, computer/browser automation, memory management, and testing/evaluation.
- **Research, Training & Fine-tuning** – Security, sandboxing, and model development.
- **Hardware** – Local hardware options.
- **Tutorials** – Guides covering models, prompt/context engineering, inference, agents, and RAG.
- **Communities** – Places to connect and share knowledge.
- **Models** – LLMs (general, coding, multimodal, image, audio), model providers, and specific model highlights.
- **RAG** – Retrieval-Augmented Generation tools.
- **Safeguards** – Safety and content filtering.
- **Agents & Tools** – Agent frameworks, Model Context Protocol, coding agents, computer/browser automation, memory management, and testing/evaluation.
- **Research, Training & Fine-tuning** – Security, sandboxing, and model development.
- **Hardware** – Local hardware options.
- **Tutorials** – Guides covering models, prompt/context engineering, inference, agents, and RAG.
- **Communities** – Places to connect and share knowledge.
paoloap wrote companion code for a Medium article on agent harnesses, including five layers: execution boundary, sandboxing, memory persistence, verification loops, and context pipelines, each with failure and guard scripts running alongside.
Move enforcement out of system prompts to deterministic code; a rule like "never delete without human approval" becomes a pre-execution hook denying the call, not a sentence the model might forget.Every demo runs with no API key; the model is replaced by a ~40-line scripted stand-in that emits a fixed sequence of tool calls, making each failure reproducible and the CI suite able to assert behaviour rather than smoke-test it. A single dependency-free `harness.py` can be dropped into any existing agent loop to add boundary checks, path allowlists, hostname allowlists, a persistent store, read-only review, dry-run, and token-cost distillation.
- `boundary()` detects coroutine functions and awaits them, fixing a silent no-op that made the guard a no-op on the most common (async) agent loops
- `host_allowlist` compares the parsed hostname, so `api.openai.com.evil.com` and `evil.com/?x=api.openai.com` are both refused
- `Denied` subclasses `str` so it drops into the same slot a tool result occupies, keeping existing loops unchanged
- `boundary(rules, max_repeats=3)` detects identical consecutive denials and changes the message to break a deterministic deadlock at full token cost
- The repo is MIT-licensed, Python 3.8+, and has no external dependencies
Move enforcement out of system prompts to deterministic code; a rule like "never delete without human approval" becomes a pre-execution hook denying the call, not a sentence the model might forget.Every demo runs with no API key; the model is replaced by a ~40-line scripted stand-in that emits a fixed sequence of tool calls, making each failure reproducible and the CI suite able to assert behaviour rather than smoke-test it. A single dependency-free `harness.py` can be dropped into any existing agent loop to add boundary checks, path allowlists, hostname allowlists, a persistent store, read-only review, dry-run, and token-cost distillation.
- `boundary()` detects coroutine functions and awaits them, fixing a silent no-op that made the guard a no-op on the most common (async) agent loops
- `host_allowlist` compares the parsed hostname, so `api.openai.com.evil.com` and `evil.com/?x=api.openai.com` are both refused
- `Denied` subclasses `str` so it drops into the same slot a tool result occupies, keeping existing loops unchanged
- `boundary(rules, max_repeats=3)` detects identical consecutive denials and changes the message to break a deterministic deadlock at full token cost
- The repo is MIT-licensed, Python 3.8+, and has no external dependencies
Over 160 production-ready skill documents (SKILL.md) for LLM coding agents like Claude Code, Cursor, and Codex.Each skill contains expert-level configs, CLI commands, troubleshooting guides, and ready-to-run scripts spanning six domains: DevOps (CI/CD, Kubernetes, observability), Security (vulnerability scanning, secrets, hardening), Infrastructure (AWS/Azure/GCP, networking, databases, local inference stacks), LLM engineering (agent evals, RAG infrastructure, inference scaling), Compliance (SOC2, HIPAA, GDPR, ISO 27001), and IT operations. Skills install in under a minute via the `npx skills add` CLI or a simple git clone, and the agent discovers, matches, and activates them on demand.
- Ships with notable niche skills absent from other repos: MCP server security, eBPF kernel-level observability, OpenTofu migration, agent-eval CI/CD gates, and multi-tenant LLM hosting with KEDA autoscaling.
- Ships with notable niche skills absent from other repos: MCP server security, eBPF kernel-level observability, OpenTofu migration, agent-eval CI/CD gates, and multi-tenant LLM hosting with KEDA autoscaling.
Anurag Singh replaced five Python scripts (backup, organizer, renamer, cleaner, watchdog) with a local LLM agent, which made errors the scripts didn't (wrong directories, skipped steps, false success reports).Each of the original scripts followed explicit rules through a scheduler; the agent instead added a longer inference chain (inspect, interpret, choose a tool, build a command, execute, review) to tasks that fixed logic already described completely, while also holding a loaded model in memory between runs.
- AutomationBench scores for frontier models remain well under 20%: GPT-5.6 Sol 18.1%, GPT-5.5 12.9%, Claude Opus 4.8 15.5%, Gemini 3.5 Flash 14.5%
- Granting an LLM system-level access creates a prompt-injection vector: a malicious file on disk could carry instructions the agent interprets as commands
- Singh's proposed fix: let the agent classify and route ambiguous requests, then hand off to a validator + fixed script for the actual filesystem action
- The five original scripts covered photo backup, extension-based Downloads sorting, file renaming, app-cache clearing, and a disk-threshold alert
- AutomationBench scores for frontier models remain well under 20%: GPT-5.6 Sol 18.1%, GPT-5.5 12.9%, Claude Opus 4.8 15.5%, Gemini 3.5 Flash 14.5%
- Granting an LLM system-level access creates a prompt-injection vector: a malicious file on disk could carry instructions the agent interprets as commands
- Singh's proposed fix: let the agent classify and route ambiguous requests, then hand off to a validator + fixed script for the actual filesystem action
- The five original scripts covered photo backup, extension-based Downloads sorting, file renaming, app-cache clearing, and a disk-threshold alert
