Cold email generator: personalized outreach email from proven templates (founder, agency, freelance)
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Cold email generator: personalized outreach email from proven templates (founder, agency, freelance)
https://sigtap-outreach-api.sigtap.workers.dev/templateWeather API: current weather and next 3 hours temperature by lat, lon (open-meteo)
https://sigtap-outreach-api.sigtap.workers.dev/tools/weatherCold email grader: score an email 0-100 with concrete fixes (subject line, body, spam risk)
https://sigtap-outreach-api.sigtap.workers.dev/gradeEmail deliverability check: SPF, DKIM, DMARC and MX record audit for a sending domain
https://sigtap-outreach-api.sigtap.workers.dev/deliverabilityDomain age checker: registration date, age in days and registrar via RDAP lookup
https://sigtap-outreach-api.sigtap.workers.dev/tools/domain-ageJWT decoder: decode a JSON web token header and payload, with safety flags (never verifies the signature)
https://sigtap-outreach-api.sigtap.workers.dev/tools/jwt-decodeJSON tools: flatten JSON to dot paths, or convert JSON rows to CSV online
https://sigtap-outreach-api.sigtap.workers.dev/tools/jsonUUID generator: batch unique ids - UUIDv4, UUIDv7, ULID or nanoid - random ID API
https://sigtap-outreach-api.sigtap.workers.dev/tools/uuidCrypto price API: BTC and ETH spot price from Coinbase with buy, sell and spread percent
https://sigtap-outreach-api.sigtap.workers.dev/tools/crypto-priceRegex tester: test a regular expression - matches, groups, count and backtracking risk check
https://sigtap-outreach-api.sigtap.workers.dev/tools/regexSlug generator: url-safe slug from unicode text, latin and Cyrillic transliteration
https://sigtap-outreach-api.sigtap.workers.dev/tools/slugHash a string: sha256, sha512, sha1, md5, CRC32, base64 checksum - crypto hash API for UTF-8 text
https://sigtap-outreach-api.sigtap.workers.dev/tools/hash