Package · NuGet

MailKit

NuGet · v4.18.2 · MIT

MailKit is an Open Source cross-platform .NET mail-client library that is based on MimeKit and optimized for mobile devices. Features include: * HTTP, Socks4, Socks4a and Socks5 proxy support. * SASL Authentication via ANONYMOUS, CRAM-MD5, DIGEST-MD5, LOGIN, NTLM, OAUTHBEARER, PLAIN, SCRAM-SHA-1, SCRAM-SHA-256, SCRAM-SHA-512 and XOAUTH2. * A fully-cancellable SmtpClient with support for STARTTLS, 8BITMIME, BINARYMIME, ENHANCEDSTATUSCODES, SIZE, DSN, PIPELINING and SMTPUTF8. * A fully-cancellable Pop3Client with support for STLS, UIDL, APOP, PIPELINING, UTF8, and LANG. * A fully-cancellable ImapClient with support for ACL, QUOTA, LITERAL+, IDLE, NAMESPACE, ID, CHILDREN, LOGINDISABLED, STARTTLS, MULTIAPPEND, UNSELECT, UIDPLUS, CONDSTORE, ESEARCH, SASL-IR, COMPRESS, WITHIN, ENABLE, QRESYNC, SORT, THREAD, ANNOTATE, LIST-EXTENDED, ESORT, METADATA / METADATA-SERVER, NOTIFY, FILTERS, LIST-STATUS, SORT=DISPLAY, SPECIAL-USE / CREATE-SPECIAL-USE, SEARCH=FUZZY, MOVE, UTF8=ACCEPT / UTF8=ONLY, LITERAL-, APPENDLIMIT, STATUS=SIZE, OBJECTID, REPLACE, SAVEDATE, XLIST, and X-GM-EXT1. * Client-side sorting and threading of messages (the Ordinal Subject and the Jamie Zawinski threading algorithms are supported). * Asynchronous versions of all methods that hit the network. * S/MIME, OpenPGP, DKIM and ARC support via MimeKit. * Microsoft TNEF support via MimeKit.

Tentative categories were assigned with moderate confidence (0.5 to 0.75): they are shown, but they do not count toward a category’s momentum. How categories work

Install

dotnet add package MailKit

Adoption

All-time downloads
282.7M
Observeddownloads, all time
Popularity
Top 10% on NuGet
Derived95th percentile within NuGet
Dependents
Not published by NuGet
Not published
Maintenance
0.87
DerivedRelease cadence and recency, 0 to 1
Releases per year
8.7
87 versions over its life

Growth by period

Derived by Crest of Tech from two observations of NuGet’s own figure, a period apart. Nothing is stored or estimated: without an observation near the period’s start, the period is still collecting.

7 days
Collectinghistory
Collecting
30 days
Collectinghistory
Collecting
90 days
Collectinghistory
Collecting
1 year
Collectinghistory
Collecting

Adoption history

Adoption historydownloads, all time

Observations in this range began OCT 5, 2026. The chart appears after 7 observations; 2 so far. Collecting history.

Table of observations (2)
Daydownloads, all time
OCT 24, 2026282,693,922
OCT 5, 2026271,075,044

Facts from the registry

Latest version
v4.18.2
87 versions
First published
OCT 31, 2016
Last release
OCT 23, 2026
20h ago
Licence
MIT

Repository

In the Crest catalog

jstedfast/MailKit

A cross-platform .NET library for IMAP, POP3, and SMTP.

Stars
6.9K
Forks
867
Language
C#
Last push
27d ago
Last release
None recorded

Linked by the package’s own registry metadata.GitHub (opens in a new tab)

Dependencies latest version · v4.18.2

Runtime 3

  • MimeKit4.18.2
  • System.Formats.Asn110.0.13
  • System.Threading.Tasks.Extensions4.6.3

Related news

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