#BUILD100 Challenge

A personal initiative to build, finish, publish, and document 100 software projects with AI-assisted development workflows. Read manifest here.

Counter

7/ 100 projects

Deadline pace

~1.4 days per project

Ship 93 more by December 31, 2026. 129 days remaining.

Timeline

Project releases, blog posts, and notes about the challenge.

Aug 21, 2026project release
seokit-v0.20.0
Playwright SEO matchers (toHaveMetadata, toHaveJsonLd) for asserting page SEO contracts in tests — published as @sargonpiraev/seokit.
Aug 21, 2026project release
seokit-v0.19.0
Playwright SEO matchers (toHaveMetadata, toHaveJsonLd) for asserting page SEO contracts in tests — published as @sargonpiraev/seokit.
Aug 20, 2026project release
seokit-v0.18.0
Playwright SEO matchers (toHaveMetadata, toHaveJsonLd) for asserting page SEO contracts in tests — published as @sargonpiraev/seokit.
Aug 18, 2026project release
seokit-v0.17.0
Playwright SEO matchers (toHaveMetadata, toHaveJsonLd) for asserting page SEO contracts in tests — published as @sargonpiraev/seokit.
Aug 16, 2026project release
seokit-v0.16.0
Playwright SEO matchers (toHaveMetadata, toHaveJsonLd) for asserting page SEO contracts in tests — published as @sargonpiraev/seokit.
Aug 16, 2026project release
seokit-v0.15.0
Playwright SEO matchers (toHaveMetadata, toHaveJsonLd) for asserting page SEO contracts in tests — published as @sargonpiraev/seokit.
Aug 16, 2026project release
seokit-v0.14.0
Playwright SEO matchers (toHaveMetadata, toHaveJsonLd) for asserting page SEO contracts in tests — published as @sargonpiraev/seokit.
Aug 16, 2026project release
seokit-v0.13.1
Playwright SEO matchers (toHaveMetadata, toHaveJsonLd) for asserting page SEO contracts in tests — published as @sargonpiraev/seokit.
Aug 16, 2026project release
seokit-v0.13.0
Playwright SEO matchers (toHaveMetadata, toHaveJsonLd) for asserting page SEO contracts in tests — published as @sargonpiraev/seokit.
Aug 16, 2026project release
seokit-v0.12.0
Playwright SEO matchers (toHaveMetadata, toHaveJsonLd) for asserting page SEO contracts in tests — published as @sargonpiraev/seokit.
Aug 10, 2026project release
seokit-v0.11.0
Playwright SEO matchers (toHaveMetadata, toHaveJsonLd) for asserting page SEO contracts in tests — published as @sargonpiraev/seokit.
Aug 9, 2026project release
seokit-v0.10.0
Playwright SEO matchers (toHaveMetadata, toHaveJsonLd) for asserting page SEO contracts in tests — published as @sargonpiraev/seokit.
Aug 2, 2026project release
v1.6.1
Chrome extension for appending request headers and replacing cookies on matching requests while you browse.
Jul 22, 2026project
Toolkits
Free browser toolkits for images, developers, and finance — ImgKit, DevKit, and FinKit on toolkits.online. No installs, no accounts; most processing stays on-device.
Jul 21, 2026project release
seokit-v0.9.0
Playwright SEO matchers (toHaveMetadata, toHaveJsonLd) for asserting page SEO contracts in tests — published as @sargonpiraev/seokit.
Jul 10, 2026project release
seodit-v0.8.0
Playwright SEO matchers (toHaveMetadata, toHaveJsonLd) for asserting page SEO contracts in tests — published as @sargonpiraev/seokit.
Jul 9, 2026project release
seodit-v0.7.0
Playwright SEO matchers (toHaveMetadata, toHaveJsonLd) for asserting page SEO contracts in tests — published as @sargonpiraev/seokit.
Jul 8, 2026project release
seodit-v0.6.0
Playwright SEO matchers (toHaveMetadata, toHaveJsonLd) for asserting page SEO contracts in tests — published as @sargonpiraev/seokit.
Jul 8, 2026project release
seodit-v0.5.0
Playwright SEO matchers (toHaveMetadata, toHaveJsonLd) for asserting page SEO contracts in tests — published as @sargonpiraev/seokit.
Jul 8, 2026project release
seodit-v0.4.1
Playwright SEO matchers (toHaveMetadata, toHaveJsonLd) for asserting page SEO contracts in tests — published as @sargonpiraev/seokit.
Jul 8, 2026project release
seodit-v0.4.0
Playwright SEO matchers (toHaveMetadata, toHaveJsonLd) for asserting page SEO contracts in tests — published as @sargonpiraev/seokit.
Jul 8, 2026project release
seodit-v0.3.1
Playwright SEO matchers (toHaveMetadata, toHaveJsonLd) for asserting page SEO contracts in tests — published as @sargonpiraev/seokit.
Jul 8, 2026project release
seodit-v0.3.0
Playwright SEO matchers (toHaveMetadata, toHaveJsonLd) for asserting page SEO contracts in tests — published as @sargonpiraev/seokit.
Jun 29, 2026project release
v1.1.0
Chrome extension for appending request headers and replacing cookies on matching requests while you browse.
May 28, 2026project release
v1.0.0
Anime discovery and catalog — search titles, browse seasons, and track what you watch, powered by the AniList API.
May 20, 2026project release
v1.1.0
WEAZER - Yet another weather app, dark side.
May 15, 2026project release
v1.0.0
WEAZER - Yet another weather app, dark side.
May 11, 2026post
#BUILD100 Manifest
A personal manifesto about becoming more of a builder by releasing 100 software projects before the end of 2026.
Apr 23, 2026project release
v1.1.1
TypeScript in-memory order-book matching engine with price-time and pro-rata algorithms, published on npm as @sargonpiraev/matchx.
Jan 3, 2026project
pddxgo
Free online Russian traffic-rules (ПДД) exam trainer — 40 official tickets, 800 questions with comments, GIBDD-style exam and simulator, plus rules and signs. Locales: Russian and Kazakh.