Blog
Build notes on the projects, and the ideas behind them.
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Auto-Publish vs Notification: Which Schedulers Actually Post Your Reels (2026)
Auto-publish posts Reels for you automatically; notification mode just preps it and pings you to finish manually. Here's the honest 2026 breakdown.
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Best Free Du Chinese Alternative for Reading Practice (2026)
Looking for a free Du Chinese alternative? An honest comparison of ClassGame, Du Chinese, and Readibu for daily Chinese reading practice — no subscription required.
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Best Free Dub Alternative for Developers (2026)
A 2026 Dub alternative comparison for developers: REST API, custom aliases, QR codes, and analytics, compared honestly by the developer who built ShortLink.
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FSRS vs SM-2: Which Spaced Repetition Algorithm Wins in 2026?
FSRS vs SM-2 compared plainly: how each algorithm models memory, which one schedules fewer reviews at equal retention, and which to actually pick in 2026.
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How Many Flashcards Should You Study Per Day? (Realistic 2026 Guide)
How many flashcards per day is realistic? A number-driven 2026 guide to new cards vs. reviews, review debt, and a pace you'll actually sustain.
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How to Read Chinese News (Without Getting Overwhelmed)
How to read Chinese news as a learner in 2026: a readiness check, where to find level-appropriate news free, a practical method, and a lookup workflow.
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How to Schedule YouTube Shorts for Free (2026)
Two free ways to schedule YouTube Shorts in 2026: native YouTube Studio scheduling on desktop and mobile, plus when a cross-poster actually pays off.
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How to Track Link Clicks for Free (2026 Guide)
Learn how to track link clicks for free in 2026: short links with real-time analytics, UTM parameters plus GA4, and native platform stats, compared honestly.
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Best Anki Alternative for Chinese Reading Vocabulary (2026)
Looking for the best Anki alternative for Chinese reading in 2026? I built Flashcard for exactly this. Here's an honest comparison, including when Anki wins.
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Best Bitly Alternative With Folders & Markdown Pages (2026)
Looking for a Bitly alternative with folders and real API access? I built ShortLink with real-time analytics and a free API. Here's an honest comparison.
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Best Buffer Alternative for Reels, Shorts & TikTok (2026)
Looking for the best Buffer alternative for short-form video in 2026? Here's an honest, disclosed-bias comparison of SchedulePost, Buffer, Later, and Metricool.
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7 Best Free Apps for Daily Chinese Practice (2026)
The 7 best free apps for daily Chinese practice in 2026, compared on format, dictionary, and price — including ClassGame, which I built, and six others.
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Best Pleco Alternative With a Built-In Text Reader (2026)
Looking for a Pleco alternative with a Chinese text reader? Here's an honest comparison of ClassGame, Pleco, and Du Chinese — including when Pleco still wins.
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7 Best Tools to Schedule TikTok, Reels & Shorts (2026)
Best tools to schedule TikTok, Reels, and Shorts in 2026 — a disclosed-bias comparison of 7 schedulers, from SchedulePost to Sprout Social.
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Extract Chinese Vocabulary Into Flashcards With AI
Paste any Chinese text and get AI-extracted vocabulary with pinyin, definitions, and examples — turned into a reviewable SRS flashcard deck in seconds.
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ClassGame vs Pleco for Daily Chinese Reading (2026)
ClassGame vs Pleco 2026 comparison for Chinese reading: daily casual game and text reader versus the long-established dictionary app. Which fits your habit?
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9 Content Batching Tips for Creators Who Post Daily (2026)
Nine content batching tips for creators posting daily in 2026 — real batching schedules, time blocks, and how to turn one sitting into a week of posts.
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6 Creative Uses for Short Links Beyond Shortening (2026)
Creative ways to use short links in 2026: publish Markdown pages, share files with trackable links, organize campaigns in folders, and more from ShortLink.
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How to Build a Daily Chinese Reading Habit (2026 Guide)
A practical 2026 guide to building a daily Chinese reading habit using a short casual game, instant dictionary lookups, and a pinyin-toggle text reader.
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6 Ways to Use Example Sentences to Learn Chinese Faster (2026)
The best ways to use example sentences to learn Chinese in 2026 — six concrete techniques for turning single sentences into faster, stickier vocabulary.
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Flashcard vs Anki for Chinese Vocabulary (2026)
An honest AI flashcard tool vs Anki comparison for Chinese learners in 2026 — extraction, setup, audio, decks, and price, from the person who built Flashcard.
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8 Best Free URL Shorteners With Real Analytics (2026)
A 2026 review of the best free URL shorteners with analytics — real-time click tracking, geo/referrer data, custom domains, and price, compared honestly.
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How to Read Chinese Text as a Beginner (2026 Guide)
How to read Chinese text as a beginner in 2026: read, hit an unknown character, look it up instantly, keep going. A word-by-word walkthrough included.
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6 Free HSK Vocabulary Tools With Pinyin, Audio & Export
The best free HSK vocabulary tools with audio in 2026 — compared on pinyin, TTS, and CSV/Anki export, including a walkthrough of extracting vocab from HSK passages.
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How to Schedule Short-Form Video Across Platforms (2026)
A step-by-step guide to scheduling short-form video across TikTok, Reels, Shorts, and more in 2026 — upload once, auto-publish everywhere, one dashboard.
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8 Best Apps to Learn Vocabulary From Chinese Content (2026)
The best apps to learn vocabulary from Chinese native content in 2026, compared honestly — including the one I built and when the others win instead.
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Link-in-Bio Setup for Creators (2026): Short Links & Pages
The best link-in-bio setup for creators in 2026 combines short links, a Markdown page, and file sharing in one tool. Here's how I build mine with ShortLink.
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SchedulePost vs Buffer for Short-Form Video (2026 Review)
An honest SchedulePost vs Buffer 2026 comparison for short-form video creators — feature table, pricing, and when Buffer is actually the better pick.
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Making a Website AI Agents Can Actually Read: the SEO/GEO Overhaul of fulinlabs.com
Why fulinlabs.com was rebuilt from a client-rendered React SPA to a static Astro site, and what that changes for Google, Bing, and AI agents like ChatGPT and Claude.
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How to Set Up Short Links With Click Analytics (2026 Guide)
A step-by-step guide to creating short links with real-time click analytics: custom aliases, UTM tagging, QR codes, and what the geo and referrer data tells you.
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ShortLink vs Bitly: Better Analytics for Less (2026)
A 2026 ShortLink vs Bitly comparison covering real-time analytics, API access, custom aliases, and price — written by the developer who built ShortLink.
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Solo Creator Posting Workflow: Batch, Caption, Bio (2026)
The best social posting workflow for solo creators in 2026 — batch film once, schedule everywhere, caption per platform, and route traffic to one bio link.
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Spaced Repetition for Chinese: An SRS System That Sticks
The best SRS method for Chinese in 2026: the Reveal, Pass, Again loop, a realistic review cadence, and a daily new-word cap that actually holds up.
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Why I Build in Public: the Fulin Labs Approach to Side Projects
Why Fulin Labs ships small, standalone tools instead of one big product, and why the build process is documented publicly instead of kept private.
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Upload Once, Publish Everywhere: How SchedulePost Automates Multi-Platform Video
The workflow problem SchedulePost solves for creators publishing the same video across Instagram, TikTok, YouTube, Facebook, Threads, and X.
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Building a URL Shortener With Real-Time Analytics: Architecture Notes on ShortLink
Why most free URL shorteners skimp on analytics, and the design decisions behind ShortLink's real-time click tracking, custom aliases, and API.
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Learning Chinese Through Daily Micro-Games: the Design of ClassGame
Why ClassGame is built as a five-minute daily game instead of a full course, and how the built-in dictionary and text reader fit into that design.
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How Spaced Repetition Scheduling Works — the Algorithm Behind Fulin Flashcard
A plain-language look at spaced repetition — how it decides when to show you a flashcard again, and why that beats reviewing cards in a fixed order.