Explore · The library

Every resource founders actually use, in one library.

The essays, videos, podcasts, books and tools behind every answer across eChai's hubs, from starting up to go-to-market, D2C, founder money and AI, each with a note on why it is here.

What founders use most, ranked by how many answers lean on it.

  1. 10 free credits on sign-up with a watermark on free results; Starter is $9 a month billed annually ($12 monthly) for 100 credits. letsenhance.io Tool · How Founders Use AI Let's Enhance pricing Let's Enhance
  2. Apple's steps for Shift-Command-5: record the whole screen, a window or a selected part, with your microphone. support.apple.com Guide · How Founders Use AI How to record the screen on Mac Apple
  3. Windows' built-in video snip (Windows key + Shift + R), with captions and an Edit in Clipchamp option. support.microsoft.com Guide · How Founders Use AI Use Snipping Tool to capture screenshots and recordings Microsoft
  4. The official setup for a first recording: sources, scenes, audio and output settings. obsproject.com Guide · How Founders Use AI OBS quick start guide OBS Project
  5. A Mac recorder for product demos that handles zooms, motion and framing; $29 a month or $9 a month billed yearly. screen.studio Tool · How Founders Use AI Screen Studio Screen Studio
  6. How to save a PDF or image as another file type from Preview's File > Export menu. support.apple.com Article · How Founders Use AI Export PDFs and images in Preview on Mac Apple Support
  7. Adobe's free online PDF to DOCX converter. Your file is handled on Adobe's servers and deleted unless you sign in to save it. adobe.com Tool · How Founders Use AI Convert PDF to Word for free Adobe
  8. iLovePDF's converter for pulling tables out of a PDF into a spreadsheet, alongside its JPG to PDF and PDF to JPG tools. ilovepdf.com Tool · How Founders Use AI PDF to Excel iLovePDF
  9. Google's guide to the free spelling and grammar suggestions built into Docs, and how to accept or ignore them. support.google.com Article · How Founders Use AI Check your spelling and grammar in Google Docs Google Docs Help
  10. The open-source style and grammar checker for 25+ languages behind languagetool.org, which you can run yourself. github.com Tool · How Founders Use AI LanguageTool LanguageTool (open source)
  11. Apple's steps for one-click background removal in Preview, which converts the image to PNG, and for tracing part of an image to... support.apple.com Article · How Founders Use AI Remove a background or extract an image in Preview on Mac Apple Support
  12. Touch and hold a subject in Photos, Safari or Quick Look to copy it, share it or make it a sticker, with the background left... support.apple.com Article · How Founders Use AI Lift a subject from the photo or video background on iPhone Apple Support
  13. Adobe's free browser tool that isolates the subject and gives a transparent cutout to place on a new background. adobe.com Tool · How Founders Use AI Free image background remover Adobe Firefly
  14. Canva's remover, on web, desktop and mobile: download the cutout as a transparent PNG or keep editing it into a design. canva.com Tool · How Founders Use AI Background Remover Canva
  15. How to change an image's dimensions and reduce its file size in Preview. support.apple.com Article · How Founders Use AI Crop, resize, or rotate an image in Preview on Mac Apple Support
  16. The project's own privacy note: Squoosh does not send your image to a server, and all compression happens locally. github.com Tool · How Founders Use AI Squoosh on GitHub Google Chrome Labs (open source)
  17. Apple's explanation of HEIC, the Most Compatible camera setting that saves JPEG instead, and how to export an existing photo to... support.apple.com Article · How Founders Use AI Using HEIF or HEVC media on Apple devices Apple Support
  18. Microsoft's free extension that lets Windows apps such as Photos open and save HEIC images. apps.microsoft.com Tool · How Founders Use AI HEIF Image Extension Microsoft Store
  19. YouTube's own steps: in the description click Show transcript, follow along as it scrolls, and click any line to jump to that... support.google.com Article · How Founders Use AI View video transcripts YouTube Help
  20. How a creator edits caption text and timing in YouTube Studio, including working from a downloaded caption file. support.google.com Article · How Founders Use AI Edit or remove captions YouTube Help
  21. YouTube's definitions of a transcript, an automatic caption and a closed caption, and the languages its speech recognition covers. support.google.com Article · How Founders Use AI Translation and transcription glossary YouTube Help
  22. YouTube Studio's free Face blur and Custom blur, with tracking, shape and timing controls, and the limit on editing videos with... support.google.com Article · How Founders Use AI Blur your videos YouTube Help
  23. A security firm's demonstration, with an open-source tool, that pixelated text can be recovered, which is why secrets need a... bishopfox.com Article · How Founders Use AI Never, ever, ever use pixelation for redacting text Bishop Fox
  24. How to add a filled shape over a screenshot or photo on an iPhone, the safe way to hide private details. support.apple.com Article · How Founders Use AI Add text, shapes, stickers, and more with Markup on iPhone Apple Support

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