The hottest Tools Substack posts right now

And their main takeaways
Category
Top Technology Topics
The Fintech Blueprint 334 implied HN points 30 Jan 24
  1. AI is revolutionizing financial analysis through earnings call summarizations by tools like Bloomberg, AlphaSense, TiredBanker, and Aviso.
  2. AI helps in quickly isolating key points from earnings calls and deriving insights that improve financial decision-making.
  3. AI-driven tools have the potential to mitigate human error in analyzing financial data and are expected to see universal adoption in the financial services sector.
LOL (lots of links) 628 implied HN points 13 Jun 23
  1. You can customize your Wikipedia layout with various gadgets and tools like dark mode, article quality rating indicators, and citation hover features.
  2. There are tools available like Wiki shoot me, WikiNav, Wikifeedme, to contribute and enhance your Wikipedia experience.
  3. Wikipedia also offers features like a Copyvio Detector for checking plagiarism and tools for structured search and advanced search for diverse functionalities.
Austin Kleon 1358 implied HN points 24 Jan 23
  1. The Paper Mate Flair pen is great for writing, especially in notebooks. Many people love how it writes smoothly and that it doesn't bleed through the pages.
  2. Using the Flair pen can be a bit tricky as it's water-based ink, which can fade if washed. Some people prefer more permanent inks after experiencing this.
  3. Despite past issues, the Flair pen is making a comeback in some people's writing routines because of its unique feel and style. It's fun to use and can bring creativity to note-taking.
The AI Frontier 179 implied HN points 28 Mar 24
  1. RunLLM is a special AI assistant designed for developers, helping them with coding, answering questions, and fixing bugs. It uses specific training to understand a developer's tools and needs better than general assistants.
  2. The way RunLLM works allows it to provide accurate and relevant information quickly. It does this by fine-tuning its learning based on user feedback and the specific data it needs to use.
  3. Setting up RunLLM is easy and can be done through various platforms like Slack and Discord. Developers can quickly start using it to improve their workflow.
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The Ruffian 663 implied HN points 25 Jan 25
  1. ChatGPT and Claude are popular AI tools, but users might find Claude to be more useful. Brand recognition plays a big role in which tool people choose.
  2. Many users are just starting to explore how to use LLMs (like ChatGPT and Claude) effectively. There's a lot of potential in these tools that many people are not fully tapping into.
  3. The author lists several ways they have used LLMs for various tasks, from troubleshooting tech issues to summarizing essays. This shows how versatile and helpful these tools can be in everyday life.
Jacob’s Tech Tavern 656 implied HN points 07 Jan 25
  1. The Time Profiler is an essential tool for improving iOS app performance. It helps find and fix slow parts of your code.
  2. It can identify specific issues like animation delays or overheating in your app. This makes it easier to solve performance problems.
  3. Learning how to use the Time Profiler effectively can lead to faster, smoother apps that users will enjoy more.
Bite code! 856 implied HN points 29 Oct 24
  1. Python 3.13 has been released, bringing many new features like better error messages and a new JIT compiler. It's exciting, but users are advised to hold off on upgrading until next year.
  2. Template strings (or t-strings) are introduced, offering a cleaner way to create formatted strings that can be used in various situations. This could help prevent mistakes when handling string formatting for tasks like translation or logging.
  3. New proposals like external wheel hosting and dependency groups in pyproject.toml make it easier to manage packages and their dependencies, especially for larger libraries.
Gradient Flow 559 implied HN points 04 May 23
  1. NLP pipelines are shifting to include large language models (LLMs) for accuracy and user-friendliness.
  2. Effective prompt engineering is crucial for crafting useful input prompts tailored to generative AI models.
  3. Future prompt engineering tools need to be interoperable, transparent, and capable of handling diverse data types for collaboration and model sharing.
Gradient Flow 439 implied HN points 27 Jul 23
  1. Mastering Model Development & Optimization is crucial for building efficient and powerful Generative AI and Large Language Models. Scaling to large datasets, applying model compression strategies, and efficient model training are key aspects.
  2. Customizability & Fine-tuning are essential to adapt pre-existing LLMs to specific business needs. Techniques like fine-tuning and in-context learning help tailor LLMs for unique use cases, such as adjusting speech synthesis models for customized experiences.
  3. Investing in Operational Tooling & Infrastructure, including robust model hosting, orchestration, and maintenance tools, is vital for efficient and real-time deployment of AI systems in enterprises. Tools for logging, tracking, and enhancing LLM outputs ensure quality control and ongoing improvements.
Rings of Saturn 43 implied HN points 11 Dec 25
  1. The PlayStation game contains undocumented QA cheat codes that let you move the menu on-screen, reveal the correct answers during the fourth question, and shortcuts to shorten or instantly finish a round (which can also give a resume password).
  2. The championship password system was fully decoded: there are 72 passwords encoded as a starting character plus eight two‑bit moves, the full set and a decoding script are available, and the PS2 port uses the same password logic.
  3. These secrets were discovered by comparing memory snapshots and using Ghidra to find and decompile input-handling functions, showing how reverse engineering can expose leftover developer and QA tools.
atomic14 519 implied HN points 05 Feb 25
  1. The HT140 Solder Tweezers are versatile and can be powered by both a DC jack and USB-C, making them convenient to use. They heat up quickly, which is great for soldering and desoldering tasks.
  2. The tweezers come with useful accessories like a flexible USB cable, a 65W power supply, and a stand, ensuring everything is organized and easy to set up.
  3. They work well for both small and larger components, but using flux can help improve heat transfer. It's a handy tool for electronics projects, especially if you need to fix or modify boards.
The Line Between 412 implied HN points 15 Feb 23
  1. Creativity can be affected by personal suffering, so a sense of ease is important for the flow of new ideas.
  2. In times of feeling stuck, try making pieces that you can rearrange and combine to inspire creativity.
  3. Finding a balance between sharing valuable content with members and catering to free subscribers is important for subscription-based services.
internetisbeautiful 412 implied HN points 26 Apr 23
  1. Jaisal Rathee shares interesting websites in a free weekly newsletter called Internet Is Beautiful
  2. Lungy is a mindful breathing app that helps you feel happier and less stressed
  3. Trivai is an AI-powered website that generates trivia questions on any topic
Art’s Substack 79 implied HN points 14 May 24
  1. Porting a system from Python to Rust led to a significant cost reduction of 1400 times, increased pipeline success rate from 85% to 99.88%, and decreased data availability time from 10 hours to less than 15 minutes.
  2. Moving from reading everything into memory to streaming fashion and eliminating the intermediate JSON format were key improvements in the data processing system.
  3. Python's interpreted nature, dynamic typing, GIL limitations, and multiple packaging options can pose challenges in production systems, making it a less ideal choice for certain needs.
A Biologist's Guide to Life 13 implied HN points 28 Jan 26
  1. AI tools can amplify and fill gaps in our abilities, acting like a cognitive hearing aid that boosts speed and skill when you learn to use them.
  2. Actively tinkering with AI—asking questions, building projects, and iterating—lets you learn new technical skills quickly and make real things you care about.
  3. Your human strengths—curiosity, compassion, imagination, and intuition—remain the real advantage, so collaborate with others and use AI proactively to create value rather than passively consuming it.
Mindful Modeler 479 implied HN points 02 May 23
  1. Proofreading an entire book with GPT-4 can help automate tasks like improving grammar, language, and cutting clutter in a draft.
  2. Using prompts to guide LLMs like GPT-4 is important for specific and successful outcomes in automated editing.
  3. The economic benefit of using GPT-4 for proofreading can be significant compared to hiring a professional proofreader, offering a balance between capabilities and cost.
lcamtuf’s thing 2652 implied HN points 09 Mar 23
  1. Designing your own PCB allows for faster iteration on new designs compared to ordering custom circuit boards.
  2. KiCad is a recommended tool for designing hobby PCBs due to its extensive library of footprints and open-source nature.
  3. Consider important factors like component placement, trace widths, and manufacturing constraints for successful PCB layout.
Why is this interesting? 1387 implied HN points 05 Jan 24
  1. People have strong preferences for specific pens and writing tools.
  2. There is a variety of pens and tools preferred by different individuals for writing tasks.
  3. Some individuals have specific pens they prefer for different purposes like work, travel, or drawing.
Rethinking Software 549 implied HN points 18 Nov 24
  1. Outsourcing might seem like a money-saver, but it can make teamwork harder and slow down projects. It's important to consider all the hidden costs before deciding.
  2. Using low-quality tools can frustrate programmers and hurt their morale, which ultimately harms productivity. Giving developers good tools shows that you value their work.
  3. Keeping everyone busy all the time doesn't always mean being productive. It's better to let teams focus on clearing bottlenecks and maintaining a good workflow instead.
Zwischenzug 334 implied HN points 27 May 23
  1. Spaced repetition helps you remember by reviewing just before forgetting.
  2. Tools like Chessable and Anki can automate and personalize spaced repetition for chess.
  3. Use spaced repetition for openings, tactics, and reviewing mistakes in chess, but remember it's just one tool among many for learning.
Aliveness Studies 13 implied HN points 12 Jan 26
  1. Pay for the Max plan and run multiple model instances so you have enough usage and can parallelize feature work and background tasks.
  2. Use git worktrees (and a helper like worktrunk) plus plan-mode workflows to manage branches, run hooks, spin up per-branch dev servers, and have the model draft and implement features with tests and linting.
  3. Automate end-to-end: let the model ‘do it for me’ to run CLI tools, deploy, update DNS, run headless integration tests, and use browser or interview tools to gather info and fix problems without manual steps.
The Beautiful Mess 542 implied HN points 21 Nov 24
  1. Make tools fit your needs by trying them out and getting feedback. This way, you can avoid forcing your team into a system that doesn't help anyone.
  2. Involve all kinds of team members in decisions about tools. If you only ask certain roles, you might miss out on important ideas and needs from others.
  3. Start simple before automating. Test simple methods first to see what works, then build on those ideas rather than jumping straight into complicated solutions.
Things I Think Are Awesome 157 implied HN points 01 Feb 24
  1. Non-human tools with personality are becoming more common, especially with AI support.
  2. Large Language Models (LLMs) are being explored for creativity and role-playing, showing potential to improve creative output when working together.
  3. Real human behavior can sometimes view humans as disposable tools, with ongoing layoffs in industries like tech and games.
Gradient Flow 299 implied HN points 13 Jul 23
  1. AI tools are becoming pervasive in tech with potential to increase productivity and contribute trillions annually to global productivity
  2. Efficient deployment of large language models (LLMs) is crucial for businesses to scale their AI initiatives and drive digital innovation
  3. Rethinking MLOps infrastructure is essential to accommodate the scale and complexity of LLMs, with a need for solutions addressing challenges in inference, serving, and deployment
Vincos Newsletter 294 implied HN points 11 Mar 23
  1. The article discusses the top 10 free AI apps, including those useful for marketers and creators.
  2. It highlights the importance of choosing the right VPS for website and software applications, based on technical requirements and hardware resources.
  3. Updates from tech giants like Spotify, Meta, and TikTok are mentioned, including new features like longer videos, decentralized social network, and premium content sales.
Gradient Flow 279 implied HN points 15 Jun 23
  1. Custom Large Language Models (LLMs) and Custom Foundation Models can enhance accuracy, data privacy, and security in specialized fields like healthcare, law, and finance.
  2. Training custom models involves crucial stages like Pre-training, Supervised Fine-Tuning, Reward Modeling, and Reinforcement Learning.
  3. WeightWatcher is an open-source tool that helps analyze and improve the performance of deep learning models, aiding in conserving resources, detecting model saturation, and enhancing model quality.
SBJournal 157 implied HN points 17 Jan 24
  1. A dress is a complete outfit in one garment; it's about utility and style.
  2. Classic dress silhouettes like the A-line and sheath are timeless and versatile.
  3. Different dress styles require specific sewing techniques and tools, such as special needles for knits or a serger for speed and neat finishes.
CodeGen News 3 HN points 09 Sep 24
  1. There are new articles and tools to help developers work better with AI-generated code. It's important to stay updated on these resources to improve your skills.
  2. The newsletter features a variety of reading, watching, and listening materials that can enhance your understanding of AI in coding. Exploring different formats can make learning more engaging.
  3. Recent updates to coding projects, like GitHub Copilot and Replit, show how AI is changing software development. Keeping track of these changes can help you utilize these tools effectively.
Rings of Saturn 29 implied HN points 27 Nov 25
  1. Ghidra and a small Python script were used to reverse‑engineer the game's cheat system by mapping letters to PlayStation controller button bit patterns, which let the author extract the actual button combos for each code.
  2. Many decoded codes reliably unlock content or change gameplay — for example EVERYTHING unlocks nearly everything, ALLTRAC adds bonus tracks, SEASONS opens Season levels, and other codes enable turbo, camera modes, and special hops — and some codes must be entered at the title screen while others work during play.
  3. Not every discovered code has a visible effect: several camera codes do nothing, STUNT and RACE appear unused, and some cheats have prerequisites (e.g., COP requires unlocking Granny), so results vary by code.
Dashing Data Viz 216 implied HN points 01 Mar 23
  1. Dashing Data Viz provides curated news, articles, and jobs related to Data Visualization.
  2. The newsletter features a variety of data visualization articles, courses, and tools for professionals and enthusiasts.
  3. Readers can engage with the content, share their thoughts, and learn about the latest trends in data visualization.
Bite code! 856 implied HN points 23 Jan 24
  1. Python can be used for defining conf data and schema, but it may have limitations and challenges.
  2. When not using Python, consider using TOML for small files, JSON for large ones, and CUElang for shared or dynamic conf.
  3. Investing in a pydantic schema for defining and validating configuration content can be beneficial.
Substack 765 implied HN points 16 Feb 24
  1. Substack is making efforts to ease the lives of writers by introducing a Writer Success team, chatbot, and tools to support them.
  2. The new Writer Success team is focused on technical support, educational resources, and supporting the writer community for a better experience.
  3. Substack's chatbot taps into years of knowledge to provide writers instant help, addressing common issues and connecting them with support.
Situation Normal 79 implied HN points 10 Aug 25
  1. Cognitive dissonance is when you hold two conflicting beliefs at the same time. For example, you might enjoy a nice brunch while also believing the world is in trouble.
  2. When it comes to AI, people often have strong opinions on both sides. Some see it as a threat to writers, while others see it as a helpful tool that can save time.
  3. Voice cloning technology like ElevenLabs can create audio versions of stories, which can be both exciting and strange. It's interesting how technology can improve or change the way we create and consume content.
UX Psychology 198 implied HN points 17 Aug 23
  1. Artificial Intelligence is significantly impacting User Experience (UX) by providing new tools and methods for research and design.
  2. UX professionals have varying levels of AI knowledge and usage, with concerns including potential errors, biases, and job security.
  3. Even though many UX professionals are incorporating AI into their work, there is still caution and a desire to ensure responsible AI use and human augmentation.