Linex
A daily challenge: placing pieces on a board that fights back
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Hi HN,I wanted to share a web game I’ve been building in HTML, JavaScript, MySQL, and PHP called LINEX.It is primarily designed and optimized to be played in the mobile browser.The idea is simple: you have an 8x8 board where you must place pieces (Tetris-style and some custom shapes) to clear horizontal and vertical lines.Yes, someone might think this has already been done, but let me explain.You choose where to place the piece and how to rotate it. The core interaction consists of "drawing" the piece tap-by-tap on the grid, which provides a very satisfying tactile sense of control and requires a much more thoughtful strategy.To avoid the flat difficulty curve typical of games in this genre, I’ve implemented a couple of twists:1. Progressive difficulty (The board fights back): As you progress and clear lines, permanently blocked cells randomly appear on the board. This forces you to constantly adapt your spatial vision.2. Tools to defend yourself: To counter frustration, you have a very limited number of aids (skip the piece, choose another one, or use a special 1x1 piece). These resources increase slightly as the board fills up with blocked cells, forcing you to decide the exact right moment to use them.The game features a daily challenge driven by a date-based random seed (PRNG). Everyone gets exactly the same sequence of pieces and blockers. Furthermore, the base difficulty scales throughout the week: on Mondays you start with a clean board (0 initial blocked cells, although several will appear as the game progresses), and the difficulty ramps up until Sunday, where you start the game with 3 obstacles already in place.In addition to the global medal leaderboard, you can add other users to your profile to create a private leaderboard and compete head-to-head just with your friends.Time is also an important factor, as in the event of a tie in cleared lines, the player who completed them faster will rank higher on the leaderboard.I would love for you to check it out. I'm especially looking for honest feedback on the difficulty curve, the piece-placement interaction (UI/UX), or the balancing of obstacles/tools, although any other ideas, critiques, or suggestions are welcome.https://www.playlinex.com/Thanks!
HN · launched Feb 24, 2026 · 82 upvotes (top 13%) · 0 views
Niche: browser puzzle games · 310 launches, 26 in the last 7 days ▼ -7% · Explore this niche →
Category and tags
- Media & entertainment
- B2C
- Not AI
- Commercial product
Visit website ↗ Source listing ↗
More like this: all 310 launches in browser puzzle games →
Could you build this?
Yes This is a straightforward 2D grid puzzle game built with HTML, CSS, JavaScript, and standard backend database operations for scores and daily seeds.
Discussion
20 comments analyzed.
Competitors mentioned: Tetris, Classic Tetris
Concerns raised: Cannot use power-ups when losing, feels unfair, Difficulty approach feels limiting without interaction, Holes feel unrecoverable and overly punishing, Powers feel similar and underwhelming, Unclear difficulty progression vs leaderboard matching
Feature requests: Different enemy block types with varied clearing mechanics, Puzzle mode with fixed enemy progression, Dynamic/destructible obstacles instead of static blocks, Power reminder or alert system, Move instructions higher on the page
Competitors
Other products that read as similar to this one : 645 launches clear the similarity bar, closest 8 shown.
Attention rank: #70 of 646 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).
Launched 118 days after the earliest competitor.
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- Tiled Words, a daily puzzle inspired by board games and crosswords · hn · 2025-10-29 · 13 upvotes · similarity 0.54
- Wirespan, a daily power grid optimization puzzle I made for my son · hn · 2026-08-25 · 12 upvotes · similarity 0.53
- Jointter · hn · 2026-10-31 · 15 upvotes · similarity 0.53
- FuseCells · hn · 2025-12-31 · 6 upvotes · similarity 0.52
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