A few apps that are a joy to use: https://ia.net/writer for writing. https://usecontrast.com/ for checking contrast. https://sipapp.io/ for picking colors. https://nova.app/ for editing code. https://cleanshot.com/ for screenshots. https://getpixelsnap.com/ for measuring elements on screen. https://netnewswire.com/ for reading things via RSS. https://panic.com/transmit/ for file transfers. https://usefathom.com/... - Source: Hacker News / 5 months ago

Colour and contrast are also of enormous importance. Several tools, such as Contrast and Colorsafe, will help you check the sufficiency of the colors you use, contrast, etc. Make sure colour-blind users can easily read your app. - Source: dev.to / over 2 years ago

Contrast A macOS app for quick access to WCAG color contrast ratios. - Source: dev.to / about 3 years ago

In the last few months at Omnisearch we’ve been working on our brand new website. After we’ve got a ton of useful feedback from our customers and friends, finally we launched the new web a few days ago. You can check it out here - > https://omnisearch.ai/  and let your thoughts on how do you like it and what should we improve even more. Source: about 2 years ago

Slightly different for us. We had decided to go into education as the first niche for our audio/video search software (https://omnisearch.ai). So we found https://www.thinkific.com/, also a local Vancouver company, and launched our app on their platform (similar to what you would do with a Shopify app). This led to our initial revenue, as well as building up our reputation in the EdTech space. Source: about 2 years ago