Extensions 
Prompt Library
Msty Team · v1.1.1
Save reusable prompts, manage them in a focused library, and insert them from the toolbox without leaving your chat.
375 5.0
Extensions
Shape an assistant nobody else has.
Msty Go is personal and private. It works for you, on your machine, your way. Extensions take that further: new looks, new commands, new automations, new instincts. Make Msty Go unmistakably yours.
Official extensions to get you started, community creations to explore, or build your own without leaving Msty Go.
29 of 29 extensions
Systematic Research Synthesizer
Msty Team · v1.0.0
Guides the assistant to synthesize research with explicit questions, source selection, bias checks, and confidence.
280 5.0
Aurora Glass
Msty Team · v1.0.0
Frosted glass over a slow aurora. Translucent chrome, deep-blue depth, and a live frost slider that controls the backdrop blur. Northern-night dark mode and an icy frosted-day light mode.
193 5.0
JSON Doctor
Msty Team · v1.0.0
Checks pasted, fetched, or local JSON for parse errors, missing required keys, and top-level shape before opening a readable report.
173 5.0
Tokyo Night
Msty Team · v1.0.0
A clean dark theme inspired by Tokyo's neon-lit streets at night, with a full daytime color palette for bright rooms.
165 5.0
Keep Nearby
Msty Team · v1.0.0
Keeps important assistant replies and notes close to the current chat without turning them into global memory.
134 5.0
Statistics Reviewer
Msty Team · v1.0.0
Guides the assistant to review quantitative work for design, assumptions, uncertainty, effect size, and reproducibility.
122
Hacker News Tools
Msty Team · v1.0.0
Adds tools to search Hacker News and list the current front-page stories.
111 5.0
Nord
Msty Team · v1.0.0
An arctic, north-bluish theme. Cool Polar Night in the dark and clean Snow Storm in the light.
104 4.7
Side Chat
Msty Team · v1.0.0
Ask side questions against the current chat without changing the main conversation.
87 5.0
Workspace Scratchpad
Msty Team · v1.0.0
Adds tools to save, list, read, and delete short notes kept with this workspace.
71
Open-Meteo Weather
Msty Team · v1.0.0
Adds a tool that reports current weather for a place name using the free Open-Meteo API.
58
Catppuccin
Msty Team · v1.0.0
A soothing pastel theme: the warm, cozy Mocha in the dark and the light, milky Latte in the day.
57 4.5
Meeting Brief Workshop
Msty Team · v1.0.0
Creates a crisp meeting brief from configured notes, attendees, current workspace context, and an optional model pass.
56
Manga Vibe
Msty Team · v1.0.0
High-contrast ink-and-paper theme straight out of a manga panel: bold borders, a red spot color, screentone halftones, and converging speed lines. Black-ink-on-paper light mode and a dramatic night-panel dark mode.
55 4.7
Coral Depths
Msty Team · v1.0.0
Bioluminescent reef at midnight. Living coral pink against deep ocean teal, bioluminescent accents, and organic flowing shapes. Deep-sea dark mode and a shallow-reef turquoise light mode. Choose your reef creature and dial the bioluminescence.
54 5.0
Flag Task
Msty Team · v1.0.0
Lets the assistant flag useful follow-up work, then start each item in a new chat when you choose.
53 5.0
Bug Triage Playbook
Msty Team · v1.0.0
A runnable workflow that turns a vague bug report into a reliable repro, severity, root-cause hypotheses, and the smallest safe fix.
48 5.0
Sumi Ink
Msty Team · v1.0.0
East-Asian ink wash painting in app form. Flowing grays on warm washi paper, a single vermillion seal stamp accent, and brushstroke-thin borders. Rice-paper light mode and a moonlit-ink dark mode. Pick the seal color and control the ink wash density.
42 5.0
Bonsai
Msty Team · v1.0.1
A cultivated garden for your workspace — the premium sibling to Boreal. Same green heart, lifted to something quietly expensive: hand-folded origami bonsai, jade and moss surfaces, gilded leaf veins, and editorial Fraunces type. The dark mode is lacquered moss and obsidian; the light mode is sun-warm rice paper and porcelain. Choose the leaf metal, dial the lantern glow, and shape the type.
38 5.0
Terracotta Dusk
Msty Team · v1.0.0
Sun-baked canyon walls at golden hour. Warm terracotta, burnt sienna, and sagebrush greens over a dusty desert backdrop. Canyon-shadow dark mode and a sun-washed adobe light mode. Tune the warmth, pick the accent stone, and feel the desert breathe.
36 4.5
Focus Sprint
Msty Team · v1.0.0
Adds a title bar control and status pill for starting, checking, and ending a timed focus sprint.
33 5.0
Team Clock
Msty Team · v1.1.0
See the current time across your team's time zones and who is inside working hours right now.
26 4.5
Living Wiki
Msty Team · v1.1.12
Maintains a user-owned markdown wiki from notes, text files, and PDFs, with review-first updates.
24 5.0
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