Pricing

from $0.01 / 1,000 results

Running Pace Calculator

Calculate running pace, finish time and distance, build even or negative split tables, predict race times from 800 m to 50 km out of one result, and get VDOT training paces. Distances accept names like marathon or 10k. Pure offline math, no API key, no scraping.

Pricing

from $0.01 / 1,000 results

Rating

0.0

(0)

Developer

Mangudäi

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Bookmarked

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Monthly active users

9 days ago

Last modified

StoryGraph Book Scraper — Ratings, Moods, Pace & Monitor

scrapersdelight/storygraph-scraper

Scrape StoryGraph books by search term or URL — title, author, pages, cover, community rating, review count, plus the moods and pace breakdown. No login or API key. Schedule it to monitor new releases with Slack/email/webhook alerts. $4 per 1,000 books.

Scrapers Delight

Great Wall Marathon Race Info Scraper

jungle_synthesizer/great-wall-marathon-china-race-info-scraper

Scrapes race info, packages, registration details, and results history from the official Great Wall Marathon site (great-wall-marathon.com). Returns structured records for the current race edition, package pricing, and historical result editions.

BowTiedRaccoon

Mikatiming Marathon Results Scraper

jungle_synthesizer/baa-mikatiming-marathon-results-scraper

Scrape finisher results and split times from Boston Marathon and other mikatiming-powered races. Extracts placement, finish times, 5K–40K splits, and runner demographics for pacing analysis and coaching tools.

BowTiedRaccoon

Google Distance Matrix Scraper

seemuapps/google-distance-matrix-scraper

Calculate travel time, distance, and traffic-aware ETAs between any list of origins and destinations using the official Google Distance Matrix API.

Andrew

Loan & Mortgage Amortization Calculator

mangudai/loan-amortization-calculator

Build a full loan or mortgage amortization schedule from an amount, rate, and term. Get one row per payment with principal, interest, and running balance. Supports extra payments, biweekly and other frequencies, and multiple loans. Offline, no API key. Export to CSV, Excel, or JSON.

Mangudäi

Date and Age Calculator

mangudai/date-age-calculator

Calculate age from a birth date, the number of days between two dates, or add and subtract years, months, weeks and days. Every row returns years, months, days, running totals, weekdays, the next birthday and the zodiac sign. Runs fully offline with no API key.

Mangudäi

Running Shoe Multi-Brand Catalog Scraper

jungle_synthesizer/running-shoe-multi-brand-catalog-scraper

Scrape running shoe catalogs from Brooks, Saucony, Altra, On, and Running Warehouse — normalized records with runner-relevant specs (drop, stack, foam, plate, weight).

BowTiedRaccoon

SEC EDGAR Filings Scraper - 10-K 10-Q 8-K API

maydit/sec-edgar-filings-scraper

Scrape SEC EDGAR filings by ticker, CIK, or full-text search. Get 10-K, 10-Q, 8-K data with parsed item codes as clean CSV/JSON. No API key, pay per use.