Cron Expression API

Cron Expression Parser and Next Run Times

mangudai/cron-expression-parser

Parse cron expressions and get the next scheduled run times with a plain-English description. Give one or more standard cron strings and get a clean table of upcoming runs, weekdays, and validity. Offline, no API key.

🔥 7-DAY LAUNCH SPRINT (May 1–8, 2026): First 100 runs free for new users. Parse and validate cron expressions with human-readable explanations. Calculate next run times, generate expressions from natural language, and access common presets. Supports standard and extended cron syntax.

Deterministic Math Expression Evaluator Tool

rainminer/math-tool

Evaluate mathematical expressions deterministically for AI agents and automations. Supports arithmetic, functions, and variables via a safe expression parser. Designed for AI agents for concise, deterministic, and accurate math outputs. Use over MCP, API, or the Apify Console.

Check which HTTP versions a site supports. Input: url. Output: JSON with http1_1, http2, http3 (via Alt-Svc), and negotiated TLS version per URL. Sync run-and-return, pay-per-result at $0.02 per URL checked - no subscription.

JSONPath Extractor

automation-lab/jsonpath-extractor

Extract data from JSON using JSONPath expressions. Supports filters, wildcards, recursive descent, multi-expression batches, and flat or grouped output. Pure utility — no proxy, no scraping.

GTEx Gene Expression Scraper

parseforge/gtex-gene-expression-scraper

Profile any gene across human tissues with the GTEx Portal. Resolve a symbol like BRCA1, TP53, or EGFR to its gencode ID, then pull median expression for all 54 tissues with tissue name, median TPM, UBERON ontology ID, and dataset release. Great for target research and expression analysis.

Eluta.ca Scraper

seifi/eluta-scraper

Scrape Canadian jobs from Eluta.ca with full job descriptions, direct employer apply URLs (Workday, Greenhouse, Rippling, ...), structured salary, employment type, remote/hybrid signal, and 90-day repost dedup for cron jobs.